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Companies starting with O
2,53,599 profiles.
- Oil Industries Commissioning and Operation Companypetroleum industry
- Oil Industries LimitedDissolved, Karnataka, since 1947
- Oil Industry Development BoardActive, Noida, India
- Oil Industry Supplies and Services LimitedActive, Other service activities n.e.c., Hull, United Kingdom
- Oil Inspection Service LtdActive, Other service activities n.e.c., Durham, United Kingdom
- Oil Inspections LimitedActive (proposal to strike off), Other treatment of petroleum products (excluding petrochemicals manufacture), Bristol,
- Oil Installations LimitedActive, Plumbing, heat and air-conditioning installation, Bexhill-On-Sea, United Kingdom
- Oil Insurance Limitedmutual insurance, Hamilton
- Oil Internet LimitedActive, Other information technology service activities, London, United Kingdom
- Oil Inventions LimitedActive, Manufacture of other chemical products n.e.c., Bloxwich Walsall, United Kingdom
- Oil Invest Europe LPActive, Glasgow, United Kingdom
- Oil Is Well LtdActive, Retail sale via stalls and markets of other goods, Halifax, United Kingdom
- Oil Joy LtdActive, Other manufacturing n.e.c., Barnet, United Kingdom
- Oil Link International Private LimitedActive, Maharashtra, since 2026
- Oil Logistics SystemsJapan
- Oil London LimitedActive (proposal to strike off), Retail sale of clothing in specialised stores, London, United Kingdom
- Oil Loss Solutions LtdActive, Other engineering activities, Alton, United Kingdom
- Oil LtdActive, Management consultancy activities other than financial management, Emsworth, United Kingdom
- Oil Lube Systems Private LimitedActive, Haryana, since 2012
- Oil Lux OüActive, Keila, Estonia
- Oil Maintenance Systems LtdActive (proposal to strike off), Support activities for petroleum and natural gas extraction, Leeds, United Kingdom
- Oil Management & Services GmbHActive, Husum, Germany
- Oil Management Services Private LimitedActive, Maharashtra, since 2026
- Oil Manufacturing Co Private LimitedActive, Maharashtra, since 1957
- Oil Marine Technology LPActive, Edinburgh, United Kingdom
- Oil Masters Cornwall LtdActive, Wholesale of dairy products, eggs and edible oils and fats, Bude, United Kingdom
- Oil Masters North Devon/bristol LimitedActive, Agents specialized in the sale of other particular products, Barnstaple, United Kingdom
- Oil Med S.A.Active, Panama, Panama
- Oil Merchants Chamber LimitedAmalgamated, Maharashtra, since 1950
- Oil N Oil LtdActive, Retail trade of motor vehicle parts and accessories, Portsmouth, United Kingdom
- Oil Non Oil Salento S.R.L.Inactive, Veglie, Italy
- Oil North East Services LimitedActive, Wholesale of hardware, plumbing and heating equipment and supplies, Middlesbrough, United Kingdom
- Oil of Joy LimitedActive, General medical practice activities, Southampton, United Kingdom
- Oil of Joy Ministry LtdActive, Activities of religious organizations, Gloucester, United Kingdom
- Oil of Nature LtdActive, Manufacture of soap and detergents, London, United Kingdom
- Oil of the Throne LimitedActive, Other manufacturing n.e.c., Hayes, United Kingdom
- Oil on Canvas LimitedActive, Retail sale in commercial art galleries, London, United Kingdom
- Oil on Wheels Vizag Private LimitedActive, Andhra Pradesh, since 2024
- Oil Painting Haven LtdActive, Painting, Kington, United Kingdom
- Oil Palm Cultivation and Developement (India) Private LimitedActive, Tamil Nadu, since 1988
- Oil Palm India LtdActive, Kottayam, since 1977
- Oil Patch Group, Inc.Active, Houston, United States
- Oil Patch Hotline
- Oil Patch Logistics LtdActive, Support activities for petroleum and natural gas extraction, Richmond, United Kingdom
- Oil People LimitedActive (proposal to strike off), Wholesale trade of motor vehicle parts and accessories, London, United Kingdom
- Oil Plaant Engineers (Madras) Private LimitedStruck off, Tamil Nadu, since 1993
- Oil Plus LimitedActive, Engineering design activities for industrial process and production, Berks, United Kingdom
- Oil Pollution Services LimitedActive, Other business support service activities n.e.c., Edinburgh, United Kingdom
- Oil Pollution, Environmental Control LimitedActive, Agents involved in the sale of machinery, industrial equipment, ships and aircraft, Knaresborough, United Kingdo
- Oil Pool GmbH & Co KGActive, Wels, Austria
- Oil Power Private LimitedActive, Gujarat, since 2020
- Oil Premier Holding S.L.Active, Ejido, El, Spain
- Oil Preservation Technologies LimitedActive, Manufacture of other food products n.e.c., Hull, United Kingdom
- Oil Price Information ServiceGaithersburg
- Oil Price Information Service, LLCActive, Gaithersburg, United States
- Oil Products Trading Corp.Active, Panama City, Panama
- Oil Pump Intelligence LimitedActive, Repair of machinery, Haverhill, United Kingdom
- Oil Rag
- Oil Range Services LtdActive, Plumbing, heat and air-conditioning installation, Waterlooville, United Kingdom
- Oil Recoveries LimitedActive, Collection of hazardous waste, Ormskirk, United Kingdom
- Oil Recovery Investments LimitedActive, Other research and experimental development on natural sciences and engineering, Edinburgh, United Kingdom
- Oil Recycling Association LimitedActive, Activities of business and employers membership organizations, Market Drayton, United Kingdom
- Oil Recycling Company LimitedActive (proposal to strike off), Collection of hazardous waste, Bidford On Avon, United Kingdom
- Oil Refineries (India) LimitedStruck off, Delhi, since 1991
- Oil Resources LimitedActive, Agents involved in the sale of fuels, ores, metals and industrial chemicals, Ormskirk, United Kingdom
- Oil Ridge LtdActive, Management consultancy activities other than financial management, Darlington, United Kingdom
- Oil Salvage LimitedActive, Other treatment of petroleum products (excluding petrochemicals manufacture), Liverpool, United Kingdom
- Oil Santanyi SLActive, Santanyí, Spain
- Oil Sarda S.R.L.Active, Cagliari, Italy
- Oil Seals Manufacturing Co Private LimitedActive, Maharashtra, since 1967
- Oil SearchDissolved, Port Moresby, Papua New Guinea
- Oil Search (LNG) LimitedActive, Port Moresby, Papua New Guinea
- Oil Search (Tumbudu) LimitedActive, Port Moresby, Papua New Guinea
- Oil Search LimitedActive, Port Moresby, Papua New Guinea
- Oil Sep Engineers Private LimitedActive, Delhi, since 2011
- Oil Service Italia S.R.L.S.Active, Pescara, Italy
- Oil Service S.R.L.Active, Castrovillari, Italy
- Oil Service S.R.L.Active, Rezzato, Italy
- Oil Services Holdings SAActive, Apia, Samoa
- Oil Services LimitedActive, Beziers, France
- Oil Services LtdActive (proposal to strike off), Freight transport by road, Swansea, United Kingdom
- Oil Shale Institute of the Tallinn University of Technologyresearch, Estonia
- Oil Shop LtdActive (proposal to strike off), Other retail sale in non-specialised stores, Accrington, United Kingdom
- Oil Sites LtdActive, Dormant Company, Salford, United Kingdom
- Oil Slick Dispersants LimitedActive, Manufacture of other chemical products n.e.c., York, United Kingdom
- Oil Solutions LimitedActive, Wholesale of dairy products, eggs and edible oils and fats, Kirkby Stephen, United Kingdom
- Oil Spill Combat Team LLPActive, Maharashtra, since 2017
- Oil Spill General Services LLCActive, Wilmington, United States
- Oil Spill Products LimitedActive, Other retail sale not in stores, stalls or markets, Gateshead, United Kingdom
- Oil Spill Response (Capping) LimitedActive, Other professional, scientific and technical activities n.e.c., Southampton, United Kingdom
- Oil Spill Response (Dispersants) LimitedActive, Limassol, Cyprus
- Oil Spill Response LimitedActive, Other business support service activities n.e.c., Southampton, United Kingdom
- Oil Spill Service Company LimitedActive, Agents involved in the sale of machinery, industrial equipment, ships and aircraft, Worcester, United Kingdom
- Oil Spill Services International LLCActive, Wilmington, United States
- Oil Sprint SLActive, Palma De Mallorca, Spain
- Oil States Industries (India) Private LimitedActive, Delhi, since 2010
- Oil States Industries (UK) LimitedActive, Support activities for petroleum and natural gas extraction, Aberdeen, United Kingdom
- Oil States Industries, Inc.Active, Dover, United States
- Oil States International, IncListed, United States
- Oil States International, Inc.Active, petroleum industry, Dover, United States
- Oil Stop LLCActive, Dover, United States
- Oil Supplying Group Ltd.Active, Agents involved in the sale of fuels, ores, metals and industrial chemicals, London, United Kingdom
- Oil Tale Organic Limited Liability PartnershipActive, Karnataka
- Oil Talent Solutions LtdActive, Management consultancy activities other than financial management, Solihull, United Kingdom
- Oil Tank Change LimitedActive, Other specialised construction activities n.e.c., Newmarket, United Kingdom
- Oil Tank Installations LtdActive, Plumbing, heat and air-conditioning installation, Hartley Wintney, United Kingdom
- Oil Tank Replacement Services LimitedActive, Plumbing, heat and air-conditioning installation, Market Rasen, United Kingdom
- Oil Tank Replacements LtdActive, Plumbing, heat and air-conditioning installation, Cullompton, United Kingdom
- Oil Tank Solutions LtdActive, Remediation activities and other waste management services, Thame, United Kingdom
- Oil Tanks Cornwall LimitedActive, Other specialised construction activities n.e.c., Newquay, United Kingdom
- Oil Tanks Plus LimitedActive, Wholesale of hardware, plumbing and heating equipment and supplies, Daventry, United Kingdom
- Oil Tasters
- Oil Tax Consultants LimitedActive, Accounting and auditing activities, County Durham, United Kingdom
- Oil Tec S.R.L.Active, Corte Franca, Italy
- Oil Tech India Market Makers Private Lim ItedStruck off, Maharashtra, since 1993
- Oil Tech Solutions Private LimitedActive, Telangana, since 2025
- Oil Tech SRLActive, Carrara, Italy
- Oil Technics (Fire Fighting Products) LimitedActive, Other professional, scientific and technical activities n.e.c., Liverpool, United Kingdom
- Oil Technics Holdings LimitedActive, Activities of head offices, Liverpool, United Kingdom
- Oil Technics LimitedActive, Other manufacturing n.e.c., Liverpool, United Kingdom
- Oil Technology Australia Pty LimitedActive, Moreton Bay, Australia
- Oil Terminal SaActive, Constanța, Romania
- Oil Toecaps España Safety, S.L.Active, Sevilla, Spain
- Oil Tools International Services Private LimitedActive, Maharashtra, since 2005
- Oil Trade Holdings LtdActive, Manufacture of oils and fats, Chester, United Kingdom
- Oil Trade LtdActive, Wholesale of other fuels and related products, Kettering, United Kingdom
- Oil Trade Spectrum LPActive, Edinburgh, United Kingdom
- Oil Trading & Shipping LimitedActive, Other business support service activities n.e.c., Sevenoaks, United Kingdom
- Oil Trading Europe LPActive, Edinburgh, United Kingdom
- Oil Trading Importadora E Exportadora Ltda.Active, Santos, Brazil
- Oil Trading Solutions LimitedActive, Management consultancy activities other than financial management, Saffron Walden, United Kingdom
- Oil Training LimitedLiquidation, Other professional, scientific and technical activities n.e.c., London, United Kingdom
- Oil Trans Rail L.P.Active, Edinburgh, United Kingdom
- Oil Tree Export LLPActive, Uttar Pradesh
- Oil Valley Enterprises Private LimitedActive, Assam, since 2006
- Oil Ventures Corporation EstablishmentInactive, Vaduz, Liechtenstein
- Oil Warm LimitedActive, Manufacture of other fabricated metal products n.e.c., Wellington, United Kingdom
- Oil Water Stop LimitedActive, Manufacture of non-electronic industrial process control equipment, High Wycombe, United Kingdom
- Oil Well 2000 (Holdings) LimitedActive, Activities of head offices, Newark, United Kingdom
- Oil Well Engineers Private LimitedActive, Gujarat, since 2016
- Oil Well LimitedActive, Activities of head offices, Westhill, United Kingdom
- Oil Well Services 2000 LimitedActive, Other specialised construction activities n.e.c., Newark, United Kingdom
- Oil Well Shares, LLCActive, Bolivar, United States
- Oil Well Solutions Private LimitedActive, Maharashtra, since 2026
- Oil Well Tool Design and Compliance LimitedActive, Manufacture of other special-purpose machinery n.e.c., Bristol, United Kingdom
- Oil Wex Shop LtdActive, Wholesale of clothing and footwear, Milton Keynes, United Kingdom
- Oil World Private LimitedActive, Gujarat, since 1984
- Oil X Oil LtdActive, Collection of non-hazardous waste, London, United Kingdom
- OIL!gas station chain, Hamburg, Germany
- OIL! tank & go ApSActive, gas station chain, Vejle, Denmark
- OIL! Tankstellen GmbHActive, Hamburg, Germany
- Oil&oil Trading LtdActive, Other business support service activities n.e.c., London, United Kingdom
- Oil'ive Green HoldingActive, Berriac, France
- Oil, Gas & Power Co-Invest 2006-08 LPActive, Edinburgh, United Kingdom
- Oil-Albera SLActive, Jonquera, La, Spain
- Oil-Dri Corp of AmericaListed, United States
- Oil-Dri Corporation of AmericaActive, Wilmington, United States
- Oil-for-Food Programme
- Oil-Gas Solution Spółka Z Ograniczoną OdpowiedzoalnościąActive, Łaziska Górne, Poland
- OIL-HOLDING II ApSInactive, Køge, Denmark
- Oil-Line Heating Services LimitedActive, Plumbing, heat and air-conditioning installation, Keighley, United Kingdom
- OIL-MS Hungary Szolgáltató Korlátolt Felelősségű TársaságActive, Budapest, Hungary
- Oil-Rev S.R.L.Active, Reggio Emilia, Italy
- Oil-Tech Drilling Services Private LimitedStruck off, Delhi, since 2008
- Oil-Uk LtdActive, Wholesale of petroleum and petroleum products, London, United Kingdom
- Oil.b S.R.L.Inactive, Solbiate Olona, Italy
- Oil24 OÜActive, Saku Vald, Estonia
- Oil247 LimitedActive (proposal to strike off), Agents involved in the sale of a variety of goods, Bedford, United Kingdom
- Oil4Gas B.V.Active, Loosdrecht, Kingdom of the Netherlands
- Oila Invest OüActive, Tallinn, Estonia
- Oila LtdActive, Buying and selling of own real estate, Edinburgh, United Kingdom
- Oiladvice LLPActive, Maharashtra
- Oilam Hasefer LtdActive, Retail sale of books in specialised stores, London, United Kingdom
- Oilan 11 SLActive, Málaga, Spain
- Oiland International LimitedStruck off, Gujarat, since 1993
- Oiland LtdActive, Wholesale of petroleum and petroleum products, London, United Kingdom
- Oiland Marketing LimitedActive, Gujarat, since 1993
- Oilandgasclub Edutech (OPC) Private LimitedActive, Tamil Nadu, since 2025
- Oilapure LimitedActive, Other manufacturing n.e.c., London, United Kingdom
- Oilar SLActive, Galdakao, Spain
- Oilarmour LtdActive, Other engineering activities, Inverurie, United Kingdom
- Oilaz Refining & Storage LLPActive, since 2024
- Oilbase LtdActive, Hairdressing and other beauty treatment, Grays, United Kingdom
- Oilbd Consultants LtdActive, Other professional, scientific and technical activities n.e.c., Colwyn Bay, United Kingdom
- Oilbe LimitedActive, Limassol, Cyprus
- Oilbiz UK LimitedActive (proposal to strike off), Support activities for petroleum and natural gas extraction, London, United Kingdom
- Oilbot Content Solutions (OPC) PrivatelimitedStruck off, Tamil Nadu, since 2016
- Oilbridge Properties LtdActive, Buying and selling of own real estate, London, United Kingdom
- Oilbs LimitedActive, Repair of other equipment, Wokingham, United Kingdom
- Oilburg FZCActive, Sharjah, United Arab Emirates
- Oilcan LimitedActive, Dormant Company, Brierley Hill, United Kingdom
- Oilcanfinish LtdActive, Other specialised construction activities n.e.c., London, United Kingdom
- Oilcarbo PrivatstiftungActive, Wien, Austria
- Oilcare LtdLiquidation, Wholesale of other machinery and equipment, Manchester, United Kingdom
- Oilcavaru Sociedad LimitadaActive, Roquetas De Mar, Spain
- Oilchart InternationalActive, Antwerpen, Belgium
- Oilchart UK LtdLiquidation, Agents involved in the sale of fuels, ores, metals and industrial chemicals, Manchester, United Kingdom
- Oilchem Eureka Private LimitedStruck off, Maharashtra, since 1994
- Oilchem IndiaActive, Indore, India
- Oilchem Industries Private LimitedActive, Gujarat, since 2020
- Oilco Investments LimitedActive, Nicosia, Cyprus
- Oilco LtdActive (proposal to strike off), Agents involved in the sale of fuels, ores, metals and industrial chemicals, Birmingham
- Oilco SaActive, Saint-Ghislain, Belgium
- Oilcom Pty LtdActive, Brighton East, Australia
- Oilcombi SLActive, Madrid, Spain
- Oilcomp S.R.L.Active, Modena, Italy
- Oilconsult LtdActive, Management consultancy activities other than financial management, Truro, United Kingdom
- Oilcontrol S.R.L. - G.M.B.H.Active, Bolzano, Italy
- Oilcore Services Private LimitedActive, Maharashtra, since 2008
- Oilcroft Homes LimitedActive, Buying and selling of own real estate, London, United Kingdom
- Oilcustom LimitedActive, Other specialised construction activities n.e.c., Cockburnspath, United Kingdom
- Oildale Energy LLCInactive, Sacramento, United States
- Oildeck Corporation Private LimitedActive, Maharashtra, since 2023
- Oildex Energy Private LimitedActive, Maharashtra, since 2021
- Oildex Resources Private LimitedActive, Maharashtra, since 2017
- Oildock Enterprises LLPActive, Maharashtra
- Oildrillchem Private LimitedActive, Gujarat, since 2020
- Oildynamix LtdActive, Extraction of crude petroleum, Aberdeen, United Kingdom
- Oile Foods Private LimitedActive, Haryana, since 2020
- Oilean Partners LimitedActive, Management consultancy activities other than financial management, Watford, United Kingdom
- Oilen LimitedActive (proposal to strike off), Information technology consultancy activities, London, United Kingdom
- Oilenco LimitedActive, Manufacture of other fabricated metal products n.e.c., Aberdeen, United Kingdom
- Oilenergie International LLPActive, Maharashtra
- Oilennium LimitedActive, Management consultancy activities other than financial management, London, United Kingdom
- Oiler Recykling Spółka Z Ograniczoną OdpowiedzialnościąActive, Tczew, Poland
- Oiler Support Services Private LimitedActive, Haryana, since 2016
- Oilers Entertainment Group Canada Corp.Active, Edmonton, Canada
- Oilers Immigration Consultancy Private LimitedStruck off, Punjab, since 2022
- Oilers Invest AsActive, Stavanger, Norway
- Oiles Bearings India Private LimitedStruck off, Delhi, since 2010
- Oiles CorporationTokyo, Japan
- Oiles India Private LimitedActive, Haryana, since 2011
- Oiletto LLPActive, Delhi
- Oilex Enginers (India) Pvt LtdActive, Maharashtra, since 1986
- Oilex Exploration Supplies Private LimitedActive, Delhi, since 2006
- Oilex Group LPActive, Watford, United Kingdom
- Oilex India Private LimitedStruck off, Delhi, since 2005
- Oilex LtdActive, since 2006
- Oilex LtdActive (proposal to strike off), Other service activities n.e.c., London, United Kingdom
- Oilex Lubricants Private LimitedActive, Uttar Pradesh, since 2021
- Oilex NL Holdings (India) LimitedActive, since 2007
- Oilex Oil LtdActive, Other service activities n.e.c., London, United Kingdom
- Oilexa Petrochemical Private LimitedActive, Meghalaya, since 2026
- Oilexcopetroleum industry
- Oilexe LimitedActive, Support activities for petroleum and natural gas extraction, Grimsby, United Kingdom
- Oilfast Holdings LimitedActive, Maintenance and repair of motor vehicles, Motherwell, United Kingdom
- Oilfast LimitedActive, Agents involved in the sale of fuels, ores, metals and industrial chemicals, Motherwell, United Kingdom
- Oilfastexpress LtdActive, Wholesale of other fuels and related products, Motherwell, United Kingdom
- Oilfield and Industrial Supply Private LimitedActive, Madhya Pradesh, since 2013
- Oilfield and Refining Chemicals Manufacturers Association of IndiaActive, Maharashtra, since 1993
- Oilfield Asset Management LimitedActive, Activities of other holding companies n.e.c., Leeds, United Kingdom
- Oilfield Assets LimitedActive, Activities of other holding companies n.e.c., Leeds, United Kingdom
- Oilfield Chemical Additives LimitedActive, Manufacture of other chemical products n.e.c., Edinburgh, United Kingdom
- Oilfield Chemical Technology LimitedActive, Other research and experimental development on natural sciences and engineering, Edinburgh, United Kingdom
- Oilfield Components (India) Private LimitedActive, Maharashtra, since 2008
- Oilfield Consultants International LtdActive, Support activities for petroleum and natural gas extraction, Hayling Island, United Kingdom
- Oilfield Containers LimitedActive, Support activities for petroleum and natural gas extraction, Great Yarmouth, United Kingdom
- Oilfield Energy Services LtdActive, Extraction of natural gas, Great Yarmouth, United Kingdom
- Oilfield Enviro Private LimitedActive, Gujarat, since 2020
- Oilfield Equipment and Services LimitedActive, Installation of industrial machinery and equipment, London,, United Kingdom
- Oilfield Equipment Supplies LimitedActive, Wholesale of other machinery and equipment, Aberdeen, United Kingdom
- Oilfield Equipment Supply LtdActive (proposal to strike off), Wholesale of other machinery and equipment, Reading, United Kingdom
- Oilfield Equipments Private LimitedActive, Maharashtra, since 2016
- OILFIELD GROUP ApSActive, Esbjerg, Denmark
- Oilfield Industries LPActive, Edinburgh, United Kingdom
- Oilfield Innovations LimitedActive, Other research and experimental development on natural sciences and engineering, Westhill, United Kingdom
- Oilfield Inspection Services Overseas LimitedActive, Dormant Company, London, United Kingdom
- Oilfield Insurance Agencies LimitedActive, Activities of insurance agents and brokers, London, United Kingdom
- Oilfield Integrity Engineering LtdActive, Engineering related scientific and technical consulting activities, Kendal, United Kingdom
- Oilfield International Equipment and Supplies, Pte. Ltd.Active, Singapore, Singapore
- Oilfield International Services LtdActive, Engineering related scientific and technical consulting activities, Dundee, United Kingdom
- Oilfield Logistics Management LimitedActive, Support activities for petroleum and natural gas extraction, Norwich, United Kingdom
- Oilfield Machinery LimitedActive, Agents involved in the sale of machinery, industrial equipment, ships and aircraft, Edinburgh, United Kingdom
- Oilfield Medics UK LimitedActive, Other activities of employment placement agencies, Preston, United Kingdom
- Oilfield Offshore Underwriting LimitedActive, Activities of insurance agents and brokers, London, United Kingdom
- Oilfield Piping Solutions LLPActive, Maharashtra
- Oilfield Piping Systems Pty LtdActive, Canning Vale, Australia
- Oilfield Procurement Services LimitedActive, Wholesale trade of motor vehicle parts and accessories, Preston, United Kingdom
- Oilfield Production Consultants (OPC) LimitedActive, Other professional, scientific and technical activities n.e.c., London, United Kingdom
- Oilfield Production Enhancement Consulting Services LimitedActive, Other professional, scientific and technical activities n.e.c., Aberdeen, United Kingdom
- Oilfield Production Enhancement Consulting Services LimitedActive, Aberdeen, United Kingdom
- Oilfield Production Technologies Pty LtdActive, East Perth, Australia
- Oilfield Project Services LtdActive, Other information service activities n.e.c., Aberdeen, United Kingdom
- Oilfield Sensing LtdActive, Manufacture of electronic industrial process control equipment, Buxton, United Kingdom
- Oilfield Services & Supplies India Private LimitedActive, Maharashtra, since 2007
- Oilfield Services & Supplies Kakinada Private LimitedActive, Maharashtra, since 2008
- Oilfield Services & Supplies Pte LtdActive, Singapore, Singapore
- Oilfield Services TS LimitedActive, Other engineering activities, Bridlington, United Kingdom
- Oilfield Solutions (UK) LimitedActive, Other engineering activities, Brentwood, United Kingdom
- Oilfield Solutions LimitedActive, Not Applicable, Ireland
- Oilfield Spares International Private LimitedStruck off, Gujarat, since 2021
- Oilfield Strategic Solutions LtdActive, Support activities for petroleum and natural gas extraction, Mansfield, United Kingdom
- Oilfield Supplies and Services LimitedActive, Other manufacturing n.e.c., North Walsham, United Kingdom
- Oilfield Support and Equipment LimitedActive, Installation of industrial machinery and equipment, London,, United Kingdom
- Oilfield Technical Consulting LtdActive (proposal to strike off), Other service activities n.e.c., Inverurie, United Kingdom
- Oilfield Technical Services LimitedActive, Management consultancy activities other than financial management, Aberdeen, United Kingdom
- Oilfield Technik Private LimitedActive, Goa, since 2016
- Oilfield Technology Advisors LtdActive (proposal to strike off), Engineering design activities for industrial process and production, London, United Kin
- Oilfield Testing Services LimitedActive, Other professional, scientific and technical activities n.e.c., Industrial Estate Great Yarmouth, United Kingdom
- Oilfield Tool Inspection LimitedActive, Other professional, scientific and technical activities n.e.c., Aberdennshire, United Kingdom
- Oilfield Tool LeasingActive, Support activities for petroleum and natural gas extraction, London, United Kingdom
- Oilfield Valuation Consultants LLPActive, Hayling Island, United Kingdom
- Oilfield Water Consultants LimitedActive, Engineering related scientific and technical consulting activities, Falmouth, United Kingdom
- Oilfield Water Logistics, LLCActive, Dover, United States
- Oilfill Tradelink Private LimitedStruck off, Gujarat, since 2000
- Oilfiltech Private LimitedActive, Jharkhand, since 2020
- Oilfin S.R.L.Active, Sesto Fiorentino, Italy
- Oilflow SPV 1 Designated Activity CompanyActive, Dublin, Ireland
- Oilgas Exchange LPActive, London, United Kingdom
- Oilgasprocedures LimitedLiquidation, Other service activities n.e.c., Swansea, United Kingdom
- Oilgate Holdings LimitedActive, 'Εγκωμη, Cyprus
- OilgearActive, Manufacture of fluid power equipment, Leeds, United Kingdom
- OilgearUnited States
- Oilgear European Holdings LimitedActive, Manufacture of fluid power equipment, Leeds, United Kingdom
- Oilgear India Private LimitedActive, Karnataka, since 1996
- Oilgear Towler LimitedActive, Manufacture of fluid power equipment, Leeds, United Kingdom
- Oilgen Limited Small Self Administered SchemeActive, Manchester, United Kingdom
- Oilgen LtdActive, Management consultancy activities other than financial management, Aberdeen, United Kingdom
- Oilgent LLPActive, London, United Kingdom
- Oilgest S.R.L.Active, Voghera, Italy
- Oilgrova Elite Private LimitedActive, Odisha, since 2020
- Oili LimitedActive, Engineering design activities for industrial process and production, London, United Kingdom
- Oilibhiair LtdActive, Repair and maintenance of aircraft and spacecraft, Carrickfergus, United Kingdom
- OilibyaDissolved, petroleum industry
- Oilicious Agro Resources Private LimitedActive, Bihar, since 2023
- Oiliken OÜActive, Tallinn, Estonia
- Oililyclothing industry, Alkmaar
- Oilily B.VActive, Alkmaar, Kingdom of the Netherlands
- Oilily Sourcing B VActive
- Oilily World B.V.Active, Alkmaar, Kingdom of the Netherlands
- Oilinks Company Pte. Ltd.Inactive, Singapore, Singapore
- Oilinvest (Netherlands) B.V.Active, The Hague, United Kingdom
- Oilinvest (Netherlands) B.V.Active, 'S-Gravenhage, Kingdom of the Netherlands
- OilisActive, Auvers-Sur-Oise, France
- Oilis Optionsinlife Investment Solutions (OPC) Private LimitedActive, Maharashtra, since 2024
- Oilium Roots Petrochemicals Private LimitedActive, Madhya Pradesh, since 2019
- Oilive Pte. Ltd.Active, Singapore, Singapore
- Oiljar LtdActive, Engineering related scientific and technical consulting activities, Beverley, United Kingdom
- Oiljenix Private LimitedActive, Punjab, since 2022
- Oiljet Fuels Private LimitedActive, Kerala, since 2020
- Oilleak Coffee LtdActive, Unlicensed restaurants and cafes, London, United Kingdom
- Oillic FinancesActive, Vannes, France
- Oilman Tech Limited Liability Partnershi PActive, Uttar Pradesh
- Oilmar International Ltd.Active, Road Town, Tortola, British Virgin Islands
- Oilmasters (Devon Dorset & Cornwall) LtdActive, Other service activities n.e.c., Newton Abbot, United Kingdom
- Oilmate Pro LtdActive (proposal to strike off), Information technology consultancy activities, London, United Kingdom
- Oilmax Energy Private LimitedActive, Maharashtra, since 2008
- Oilmax Systems Private LimitedActive, Maharashtra, since 2010
- Oilmaxx LtdActive, Wholesale of other fuels and related products, Motherwell, United Kingdom
- Oilmec Drilling Equipments Private LimitedActive, Haryana, since 2013
- Oilmec Drilling Equipments Private LimitedActive, Delhi, India
- Oilmen Petroleum Services Private LimitedActive, Gujarat, since 2014
- Oilmet LtdActive, Other professional, scientific and technical activities n.e.c., Bathgate, United Kingdom
- Oilmet LtdActive, Bathgate, United Kingdom
- Oilmews LimitedActive, Development of building projects, London, United Kingdom
- Oilmill Property Services LtdActive, Other letting and operating of own or leased real estate, Exeter, United Kingdom
- Oilmycar LtdActive (proposal to strike off), Retail sale via mail order houses or via Internet, Kettering, United Kingdom
- Oilnav LtdActive, Sea and coastal freight water transport, Liphook, United Kingdom
- Oilnex Trading (OPC) Private LimitedActive, Andhra Pradesh, since 2024
- Oilnxt Trading Private LimitedActive, Delhi, since 2017
- Oilo Healthy Foodtech Ventures Private LimitedActive, Tamil Nadu, since 2021
- Oilocorp Petrochem Private LimitedActive, Maharashtra, since 2022
- Oiloind Global Business Private LimitedActive, Maharashtra, since 2022
- Oiloleo Consultants LLPActive, Tamil Nadu, since 2025
- OilonLahti, Finland
- Oilon Ecopower OyInactive, N/A, Finland
- Oilon Energy OyInactive, N/A, Finland
- Oilon Group OyActive, Lahti, Finland
- Oilon Home OyInactive, N/A, Finland
- Oilon Industry OyInactive, N/A, Finland
- Oilon Scancool OyInactive, N/A, Finland
- Oilop, Inc.Active, Huntsville, United States
- Oilora Foods Private LimitedActive, West Bengal, since 2026
- Oilori Health and Wellbeing Private LimitedActive, Maharashtra, since 2023
- Oilpath Hydraulics Pty LtdActive, Adelaide, Australia
- Oilpixel Art Private LimitedActive, Gujarat, since 2013
- Oilplan LimitedLiquidation, Beds, United Kingdom
- Oilplus DMCCActive, Rajasthan
- Oilpoint UK LtdActive, Retail sale of automotive fuel in specialised stores, Glasgow, United Kingdom
- Oilpower Hydraulics Private LimitedActive, Gujarat, since 2019
- Oilpro UK LtdActive, Other business support service activities n.e.c., London, United Kingdom
- Oilprom s.r.o.Inactive, Prague, Czech Republic
- OilQuick ABActive, Hudiksvall, Sweden
- Oilquick Investments LtdActive, Raising of sheep and goats, Sidcup, United Kingdom
- Oilquick UK LimitedActive, Manufacture of other parts and accessories for motor vehicles, Warwick, United Kingdom
- Oilquip India Private LimitedStruck off, Maharashtra, since 2011
- Oilquip LimitedActive, Manufacture of other fabricated metal products n.e.c., South Shields, United Kingdom
- Oilrdly Merchants Private LimitedActive, Assam, since 2021
- Oilrig Supplies LPActive, Glasgow, United Kingdom
- Oilrox AsActive, Langhus, Norway
- Oilrox Resources LLCInactive, Frisco, United States
- Oils & Coils LtdActive, Retail sale of tobacco products in specialised stores, Radstock, United Kingdom
- Oils & Grains Europe LimitedActive, Dormant Company, Worthing, United Kingdom
- Oils 2 U LtdActive (proposal to strike off), Wholesale of dairy products, eggs and edible oils and fats, Taunton, United Kingdom
- Oils 4 Us LimitedActive, Other service activities n.e.c., London, United Kingdom
- Oils A Go Go LimitedActive, Retail sale via mail order houses or via Internet, Christchurch, United Kingdom
- Oils and Feed Production LPActive, Edinburgh, United Kingdom
- Oils and Manures Private LimitedStruck off, Maharashtra, since 1961
- Oils and Oils (Hyderabad) Private LimitedActive, Telangana, since 1996
- Oils and Sprays LtdActive, Wholesale of perfume and cosmetics, Harrow, United Kingdom
- Oils From Nature LimitedActive, Dormant Company, Peterborough, United Kingdom
- Oils in Bloom LimitedActive, manufacture of household textiles, Haddington, United Kingdom
- Oils International LimitedActive, Road Town, British Virgin Islands
- Oils Ultra Vac Private LimitedStruck off, Karnataka, since 1989
- Oils Well LimitedActive, Wholesale of other fuels and related products, Brighouse, United Kingdom
- Oils4life LimitedActive, Wholesale of perfume and cosmetics, Great Yarmouth, United Kingdom
- Oilsafe S.R.L.Active, Modena, Italy
- Oilsales UK LtdActive, Other business support service activities n.e.c., Mexborough, United Kingdom
- Oilsands Inspection Services Ltd.Active, Edmonton, Canada
- Oilseal and General Agencies (Coimbatore) Private LimitedStruck off, Tamil Nadu, since 1988
- Oilsealsrus LimitedActive, Non-specialised wholesale trade, Huddersfield, United Kingdom
- Oilsearch LimitedActive, Technical testing and analysis, Bromley, United Kingdom
- Oilseed Products N.Z. LimitedActive, Onehunga, New Zealand
- Oilseed XchangeActive, Ktugersdorp, South Africa
- Oilseeds Trading LPActive, Edinburgh, United Kingdom
- Oilseeds&Products Brokerage OPB GmbHActive, Hamburg, Germany
- Oilsense LimitedActive, Renting and leasing of other machinery, equipment and tangible goods n.e.c., Northampton, United Kingdom
- Oilserv (UK) Ltd.Active, Extraction of crude petroleum, Yarm, United Kingdom
- Oilserve LimitedActive, Repair of other equipment, Huntly, United Kingdom
- Oilserver Engineering LimitedInactive, Aberdeen, United Kingdom
- Oilserver LimitedLiquidation, Gen construction & civil engineer, Hamilton, United Kingdom
- Oilsfromeden LtdActive, Manufacture of oils and fats, London, United Kingdom
- Oilsha Private LimitedActive, Odisha, since 2021
- Oilsion India Private LimitedActive, Maharashtra, since 2023
- Oilsisters ABActive, Anderstorp, Sweden
- Oilsmart LtdActive (proposal to strike off), Wholesale of other fuels and related products, Worksop, United Kingdom
- Oilspace, Inc.Active, Ny 10021, United Kingdom
- Oilstone Consulting LimitedActive, Management consultancy activities other than financial management, Tunbridge Wells, United Kingdom
- Oilstone LtdActive, Engineering related scientific and technical consulting activities, Keith, United Kingdom
- Oilstream Solutions (OPC) Private LimitedActive, Maharashtra, since 2025
- Oilsur 2009 SLActive, Puerto De Santa María, El, Spain
- Oiltag LimitedActive, Research and experimental development on social sciences and humanities, Norwich, United Kingdom
- OilTagro OÜActive, Tallinn, Estonia
- Oiltanking India GmbHActive, Hamburg, Germany
- Oiltanking Infrastructure Services Private LimitedActive, Maharashtra, since 2018
- Oiltanking Malta LtdActive, B'Bugia, Malta
- Oiltec Heating LtdActive, Plumbing, heat and air-conditioning installation, Fordingbridge, United Kingdom
- Oiltec UK LimitedActive, Technical testing and analysis, Sunderland, United Kingdom
- Oiltech Automation LimitedActive, Other engineering activities, Brighouse, United Kingdom
- Oiltech Bearings LtdActive, Manufacture of bearings, gears, gearing and driving elements, Newcastle Upon Tyne, United Kingdom
- Oiltech Engineering (India) Private LimitedActive, Tamil Nadu, since 2008
- Oiltech Group for Oil Services & Construction LtdActive, Support activities for petroleum and natural gas extraction, Wembley, United Kingdom
- Oiltech Group LimitedActive (proposal to strike off), Engineering related scientific and technical consulting activities, Brighouse, United K
- Oiltech Heating LtdActive, Plumbing, heat and air-conditioning installation, Woodbridge, United Kingdom
- Oiltech Holdings LimitedActive (proposal to strike off), Buying and selling of own real estate, Kington, United Kingdom
- OilTech Holdings LimitedActive, Pieta, Malta
- Oiltech International (Services) LimitedActive, Combined office administrative service activities, Edgware, United Kingdom
- Oiltech LimitedActive, Non-specialised wholesale trade, Hull, United Kingdom
- Oiltech Lubricants LimitedActive, Wholesale of other fuels and related products, United Kingdom
- Oiltech Lubricants Private LimitedActive, Maharashtra, since 2006
- Oiltech Oil and Gas Services UK LtdActive, Treatment and coating of metals, Ilford, United Kingdom
- OILTECH Olajipari Technológiai Szerelő és Vezetéképitő Korlátolt Felelősségű TársaságActive, Lovászi, Hungary
- Oiltech Petrochem Private LimitedActive, Gujarat, since 2025
- Oiltech S.R.L.Active, Milano, Italy
- Oiltech Services (East Midlands) LtdActive, Plumbing, heat and air-conditioning installation, Tugby, United Kingdom
- Oiltech Services Private LimitedActive, Haryana, since 2026
- Oiltechnogroup LimitedActive, Other transportation support activities, Cardiff, United Kingdom
- Oiltek Enterprises Private LimitedUnder process of striking off, Maharashtra, since 2013
- Oiltek LimitedActive, Manufacture of machinery for mining, Pontefract, United Kingdom
- Oiltek Piping SolutionsActive, Kolkata, India
- Oiltek Rasmos (India) LimitedStruck off, Delhi, since 1994
- Oilteq Industries Private LimitedActive, Odisha, since 2025
- Oilternative Ecoenergy Private LimitedActive, Karnataka, since 2023
- Oiltex LtdActive, Support activities for petroleum and natural gas extraction, Montrose, United Kingdom
- Oiltex Ltd. OyInactive, Espoo, Finland
- Oiltools De España, S.A.Active, San Sebastián De Los Reyes, Spain
- Oiltopus Pte. Ltd.Active, Singapore, Singapore
- Oiltrack LimitedActive, Wireless telecommunications activities, Hillsborough, United Kingdom
- Oiltrade Marine LLPActive, Edinburgh, United Kingdom
- OiltradingActive, Highgate Hill, United Kingdom
- OiltransInactive, Knokke-Heist, Belgium
- Oiltrans (Ni) LimitedActive, Wholesale of petroleum and petroleum products, Greysteel, United Kingdom
- Oiltree Technology and Investment Korlátolt Felelősségű TársaságActive, Mezőtúr, Hungary
- Oiltube LimitedActive (proposal to strike off), Wholesale of other machinery and equipment, Aberdeen, United Kingdom
- Oiluk Private LimitedActive, Delhi, since 2021
- Oilvalley Energy Private LimitedActive, Assam, since 2021
- Oilveda Trading Private LimitedActive, Uttar Pradesh, since 2026
- Oilverse Services Private LimitedActive, Rajasthan, since 2019
- Oilvex Energy Private LimitedActive, Maharashtra, since 2026
- Oilvista Private LimitedActive, Delhi, since 2024
- Oilvoil LLPStruck off, Rajasthan
- Oilway Gas Private LimitedActive, Delhi, since 2024
- Oilwell Fishing & Remedial Services LtdActive, Engineering related scientific and technical consulting activities, Montrose, United Kingdom
- Oilwell Garage LtdActive, Sale of used cars and light motor vehicles, Cheltenham, United Kingdom
- Oilwell Products India Private LimitedActive, Maharashtra, since 2015
- Oilwell Services Private LimitedActive, Uttar Pradesh, since 2014
- Oilwell Technologies LtdStruck off, Tamil Nadu, since 1990
- Oilwell Tools Services & Supplies Private LimitedActive, Andhra Pradesh, since 2015
- Oilwise Recycling LimitedActive, Wholesale of dairy products, eggs and edible oils and fats, Glasgow, United Kingdom
- Oilworks B.V.Active, Amsterdam, Kingdom of the Netherlands
- Oilx LtdActive, Other information service activities n.e.c., London, United Kingdom
- Oily Bikers LtdActive, Sale, maintenance and repair of motorcycles and related parts and accessories, Stalybridge, United Kingdom
- Oily Empire Ltd OyActive, Joensuu, Finland
- Oily Jack LimitedActive, Retail sale of clothing in specialised stores, Framfield, United Kingdom
- Oily Olly Productions LtdActive, Motion picture production activities, Brighton, United Kingdom
- Oily Rag Classics LtdActive, Maintenance and repair of motor vehicles, Bude, United Kingdom
- Oily's (Workington) LimitedLiquidation, Licensed restaurants, Whitehaven, United Kingdom
- Oily's Engineering Services LtdActive, Maintenance and repair of motor vehicles, Bristol, United Kingdom
- Oily's Mot Centre LtdActive, Maintenance and repair of motor vehicles, Yate, United Kingdom
- Oilybits LtdActive, Agents involved in the sale of a variety of goods, Wimborne, United Kingdom