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Companies starting with Q

53,593 profiles.

• Quantumcart Private LimitedActive, Tamil Nadu, since 2024
• QuantumCell ApSActive, Frderiksberg, Denmark
• Quantumcells Private LimitedActive, Maharashtra, since 2026
• Quantumchain Technologies Private LimitedActive, Tamil Nadu, since 2022
• Quantumchrome LtdActive, Treatment and coating of metals, Birmingham, United Kingdom
• Quantumclean Laundromat (OPC) Private LimitedActive, Karnataka, since 2024
• Quantumclimb Systems LimitedActive (proposal to strike off), Computer facilities management activities, London, United Kingdom
• Quantumcls LimitedActive, Quantity surveying activities, Cardiff, United Kingdom
• Quantumcls Property LtdActive, Other letting and operating of own or leased real estate, Cardiff, United Kingdom
• Quantumco LtdActive, Other information technology service activities, London, United Kingdom
• QuantumcodeActive, Paris, France
• Quantumcolleagues LtdActive, Information technology consultancy activities, Northampton, United Kingdom
• Quantumcommit Infotech Private LimitedActive, Karnataka, since 2025
• Quantumcomps LtdActive, Other amusement and recreation activities n.e.c., Hexham, United Kingdom
• Quantumcona LLPActive, since 2024
• Quantumconnect Labs Private LimitedActive, Karnataka, since 2024
• Quantumconnect Labs Private LimitedActive, Shimoga, India
• Quantumcool Technologies Private LimitedActive, Odisha, since 2024
• Quantumcore Infotech LLPActive, since 2026
• QuantumCore Ltd.Active, Calgary, Alberta, Canada
• Quantumcore Semiconductors Private LimitedActive, Delhi, since 2025
• Quantumcore Systems LtdActive, Information technology consultancy activities, Yeovil, United Kingdom
• Quantumcorp LimitedActive, Management consultancy activities other than financial management, London, United Kingdom
• Quantumcorps.com (Bangalore) Private LimitedStruck off, Karnataka, since 2009
• Quantumcorrugated S.R.L.Active, Milano, Italy
• Quantumcraft Solutions LimitedActive, Urban planning and landscape architectural activities, Aylesbury, United Kingdom
• Quantumcraft Systems LtdActive, Dormant Company, Ipswich, United Kingdom
• Quantumcraft Systems Private LimitedActive, Maharashtra, since 2023
• Quantumcraft Tech LtdActive, Web portals, London, United Kingdom
• Quantumcrafters Studio Private LimitedActive, Himachal Pradesh, since 2025
• Quantumcrest Innovations Private LimitedActive, Telangana, since 2024
• Quantumcrest Solutions LtdActive, Advertising agencies, Reading, United Kingdom
• Quantumcrop Sciences Private LimitedActive, Andhra Pradesh, since 2026
• Quantumcrown Holdings LtdActive, Limassol, Cyprus
• Quantumcube Consultancy Private LimitedActive, Karnataka, since 2020
• Quantumcubez Technologies LLPActive, Andhra Pradesh, since 2018
• Quantumcure Advanced Therapeutics Private LimitedActive, Gujarat, since 2026
• Quantumcure Lifesciences Private LimitedActive, Haryana, since 2023
• Quantumcurry Kitchen (OPC) Private LimitedActive, Karnataka, since 2025
• Quantumdata Consulting LLPActive, since 2026
• Quantumdata Tek Private LimitedActive, Telangana, since 2025
• Quantumdatis SRLActive, Conegliano, Italy
• Quantumdefend (OPC) Private LimitedActive, Karnataka, since 2026
• Quantumdefender Labs LtdActive, Non-specialised wholesale trade, Harrogate, United Kingdom
• Quantumdefender Systems LtdActive, Advertising agencies, London, United Kingdom
• Quantumdeflect Systems LtdActive, Dormant Company, Edinburgh, United Kingdom
• Quantumdetailing LtdActive (proposal to strike off), Sale of other motor vehicles, London, United Kingdom
• QuantumDigitaldirect marketing, Austin
• Quantumdigits Technology India Private LimitedActive, Karnataka, since 2020
• Quantumdive Technologies Private LimitedActive, Tamil Nadu, since 2025
• Quantumdx Group LimitedActive, Other human health activities, Newcastle Upon Tyne, United Kingdom
• Quantumease Technology Private LimitedActive, Uttar Pradesh, since 2024
• Quantumed Bio LimitedActive, Other retail sale of food in specialised stores, Faringdon, United Kingdom
• Quantumed Global Private LimitedActive, Maharashtra, since 2025
• Quantumedge AI Labs LLPActive, since 2026
• Quantumedge Coaching Services LLPActive, since 2026
• Quantumedge Consulting LtdLiquidation, Information technology consultancy activities, Morley, United Kingdom
• Quantumedge Innovation Private LimitedActive, Maharashtra, since 2026
• Quantumedge IT LtdActive, Repair of computers and peripheral equipment, Crawley, United Kingdom
• Quantumedge IT Solutions LtdActive, Information technology consultancy activities, Southall, United Kingdom
• Quantumedge LimitedActive, Freight transport by road, London, United Kingdom
• Quantumedge Semiconductor Private LimitedActive, Telangana, since 2025
• Quantumedge Systems Private LimitedActive, Maharashtra, since 2025
• Quantumedge Tech Solutions Private LimitedActive, Karnataka, since 2018
• Quantumedge Technologies India Private LimitedActive, West Bengal, since 2026
• Quantumelectra Private LimitedActive, Bihar, since 2024
• Quantumencryption1 LtdActive, Other research and experimental development on natural sciences and engineering, Nottingham, United Kingdom
• Quantument Technologies Private LimitedActive, Karnataka, since 2009
• Quantumeon LLPActive, London, United Kingdom
• Quantumera IT Solutions Private LimitedActive, Telangana, since 2025
• Quantumeta Services LtdActive, Other information technology service activities, Burnham-On-Crouch, United Kingdom
• QuantumEV Inc.Active, Langton, Canada
• Quantumev Tech Private LimitedActive, Gujarat, since 2022
• Quantumex Technologies Private LimitedActive, West Bengal, since 2023
• Quantumexpress Logistics LtdActive, Dormant Company, London, United Kingdom
• Quantumeye LimitedActive, Business and domestic software development, Hove, United Kingdom
• Quantumezon Global Private LimitedActive, Maharashtra, since 2026
• Quantumfab Semiconductor Private LimitedActive, Karnataka, since 2023
• Quantumfai LtdActive, Information technology consultancy activities, Buckhurst Hill, United Kingdom
• Quantumfaze LimitedActive, Advertising agencies, Clacton-On-Sea, United Kingdom
• Quantumfds LimitedActive, Buying and selling of own real estate, London, United Kingdom
• Quantumfintech LtdActive, Business and domestic software development, Birmingham, United Kingdom
• Quantumfix Maintenance Services LtdActive, Dormant Company, London, United Kingdom
• Quantumflare Private LimitedActive, Tamil Nadu, since 2024
• Quantumflex LimitedLiquidation, Hairdressing and other beauty treatment, Manchester, United Kingdom
• Quantumflow Industries (OPC) Private LimitedActive, Uttar Pradesh, since 2025
• Quantumflow Supply Co., LtdActive (proposal to strike off), Non-specialised wholesale trade, Manchester, United Kingdom
• Quantumflowpump Int LtdActive (proposal to strike off), Wholesale trade of motor vehicle parts and accessories, Manchester, United Kingdom
• Quantumflux Media Private LimitedActive, Maharashtra, since 2025
• Quantumflux Paper Industries Private LimitedActive, Maharashtra, since 2025
• Quantumflux Technology Private LimitedActive, Maharashtra, since 2025
• Quantumforge Technologies Private LimitedActive, Meghalaya, since 2026
• Quantumforge Trading Solutions LtdActive, Dormant Company, Manchester, United Kingdom
• Quantumfortuna Consulting LLPActive, Maharashtra
• Quantumframe Tech LLPActive, since 2024
• Quantumfreight Solutions Private LimitedActive, Tamil Nadu, since 2025
• Quantumfunds LtdActive, Financial intermediation not elsewhere classified, London, United Kingdom
• Quantumfusion Labs UK PV LtdActive, Information technology consultancy activities, Harrow, United Kingdom
• Quantumfusion T1 LimitedActive, Waterford, Ireland
• Quantumfx LtdActive, Financial management, London, United Kingdom
• Quantumfy LtdActive, Business and domestic software development, Cheltenham, United Kingdom
• Quantumfz Private LimitedActive, Delhi, since 2024
• Quantumgain Edutech Private LimitedActive, Karnataka, since 2019
• Quantumgen Technologies Private LimitedActive, Andhra Pradesh, since 2024
• Quantumgensis Private LimitedActive, Telangana, since 2024
• Quantumglobal Country Private LimitedActive, Maharashtra, since 2025
• Quantumgo Private LimitedActive, Haryana, since 2026
• Quantumgoods Private LimitedActive, Gujarat, since 2023
• Quantumgraph Solutions Private LimitedActive, Karnataka, since 2014
• Quantumgrid IT LtdActive (proposal to strike off), Business and domestic software development, London, United Kingdom
• Quantumgrid Solutions Private LimitedActive, Jharkhand, since 2021
• Quantumgrids Ot-Cpss Advisory Services LLPActive, Maharashtra, since 2026
• Quantumguard Private LimitedActive, Haryana, since 2025
• Quantumharmony Trading Solutions LtdActive, Dormant Company, Manchester, United Kingdom
• Quantumhash LimitedActive (proposal to strike off), Other information technology service activities, London, United Kingdom
• Quantumhawks Private LimitedActive, Uttar Pradesh, since 2025
• Quantumhealing Realm (OPC) Private LimitedActive, Delhi, since 2021
• Quantumheights Global Services LtdActive, Data processing, hosting and related activities, Bolton, United Kingdom
• Quantumhelix LLPActive, since 2026
• Quantumhive Data Solutions (OPC) Private LimitedActive, Maharashtra, since 2025
• Quantumhive IT Services Private LimitedActive, Tamil Nadu, since 2025
• Quantumhook Private LimitedActive, Uttar Pradesh, since 2024
• Quantumhospitality LimitedActive (proposal to strike off), Business and domestic software development, London, United Kingdom
• Quantumhub Solutions LimitedActive, Information technology consultancy activities, Poole, United Kingdom
• Quantumhues Tech Private LimitedActive, Uttar Pradesh, since 2024
• Quantumhuman Private LimitedActive, Tamil Nadu, since 2025
• Quantumhunts Technology Private LimitedActive, Tamil Nadu, since 2019
• QuantumiaActive, Paris, France
• Quantumia Innovations Private LimitedActive, Karnataka, since 2024
• Quantumia LtdActive, Activities of other membership organizations n.e.c., Devon, United Kingdom
• Quantumics.ai LtdActive, Other software publishing, Edgware, United Kingdom
• Quantumid Technologies (India) Private LimitedActive, Maharashtra, since 2006
• Quantumid Technologies (UK) LimitedActive, Other software publishing, London, United Kingdom
• Quantumideas IT Solution Private LimitedActive, Gujarat, since 2023
• Quantumind LtdActive, Other education n.e.c., Wakefield, United Kingdom
• Quantumindssi LtdActive, Business and domestic software development, Willenhall, United Kingdom
• Quantuminsight LLPActive, since 2026
• Quantumintegrated Machines Private LimitedActive, Telangana, since 2026
• Quantumintimacy Academy Private LimitedActive, Karnataka, since 2026
• Quantumiq LtdActive (proposal to strike off), Management consultancy activities other than financial management, London, United Kingd
• Quantumised LimitedActive, Other information technology service activities, Livingston, United Kingdom
• Quantumised Marketing Research LLPActive, Maharashtra
• Quantumitgurus Web Solutions Private LimitedActive, Tamil Nadu, since 2026
• Quantumix LtdActive (proposal to strike off), Retail sale of computers, peripheral units and software in specialised stores, Cardiff,
• Quantumix Software Private LimitedActive, Karnataka, since 2026
• Quantumize LtdActive, Other information technology service activities, Woodford Green, United Kingdom
• Quantumkeys Lifestyle Services PrivatelimitedActive, Maharashtra, since 2020
• Quantumkidz Private LimitedActive, Maharashtra, since 2025
• Quantumkinetic LtdActive (proposal to strike off), Combined office administrative service activities, Bury, United Kingdom
• Quantumking Private LimitedActive, Telangana, since 2025
• Quantumkis LtdActive, Retail sale via mail order houses or via Internet, London, United Kingdom
• Quantumkit Technologies Private LimitedStruck off, Gujarat, since 2019
• Quantumkompute.ai Private LimitedActive, Karnataka, since 2025
• Quantumlabs LtdActive, Retail sale via mail order houses or via Internet, Ipswich, United Kingdom
• Quantumlayer Platform LtdActive, Business and domestic software development, London, United Kingdom
• Quantumlayer Platform Private LimitedActive, Telangana, since 2025
• Quantumleaf Analytics LtdActive, Dormant Company, London, United Kingdom
• Quantumleaf Design LtdActive, Dormant Company, London, United Kingdom
• Quantumleafai LtdActive, Information technology consultancy activities, Basingstoke, United Kingdom
• Quantumleap Capital B.V.Active, Wassenaar, Kingdom of the Netherlands
• Quantumleap Cloud Private LimitedActive, Rajasthan, since 2020
• Quantumleap Creations Private LimitedActive, Maharashtra, since 2023
• Quantumleap Garment Private LimitedActive, Maharashtra, since 2024
• Quantumleap HR Dynamics LLPActive, since 2023
• Quantumleap IT (OPC) Private LimitedActive, Tamil Nadu, since 2024
• Quantumleap Labs India LLPStruck off
• Quantumleap Management Systems LtdActive, Other professional, scientific and technical activities n.e.c., North Lincolnshire, United Kingdom
• Quantumleap Millennium Technologies Private LimitedStruck off, Maharashtra, since 1999
• Quantumleap Projects Private LimitedActive, Delhi, since 2024
• Quantumleap Research and Innovations LLPActive, since 2025
• Quantumleap Tech LtdActive, Other business support service activities n.e.c., Birmingham, United Kingdom
• Quantumleap Technology Private LimitedActive, Karnataka, since 2024
• Quantumleap Technology Solutions Private LimitedStruck off, Tamil Nadu, since 2013
• Quantumleap UK Opco LtdActive, Business and domestic software development, London, United Kingdom
• Quantumleap Wealth Management PrivatelimitedActive, Maharashtra, since 2018
• Quantumlife Sciences Private LimitedActive, Uttar Pradesh, since 2015
• Quantumlift Aerospace Private LimitedActive, Rajasthan, since 2025
• Quantumlift LtdActive, Business and domestic software development, Glasgow, United Kingdom
• Quantumline Holdings LtdActive, Wireless telecommunications activities, London, United Kingdom
• Quantumlinks Private LimitedActive, Andhra Pradesh, since 2025
• Quantumlinx Pty. Ltd.Active, Newtown, Australia
• Quantumlive Events & Experiences PrivateActive, Karnataka, since 2018
• Quantumlogic Private LimitedActive, Delhi, since 2023
• Quantumloom Solutions LimitedActive (proposal to strike off), Management consultancy activities other than financial management, London, United Kingd
• Quantumloom Technologies LtdActive, Business and domestic software development, Liverpool, United Kingdom
• Quantumloop Private LimitedActive, Telangana, since 2026
• Quantumloop Technologies LtdActive, Business and domestic software development, London, United Kingdom
• Quantumlotus Private LimitedStruck off, Telangana, since 2020
• Quantumluux LimitedActive, Retail sale via mail order houses or via Internet, London, United Kingdom
• Quantumly LimitedActive, Information technology consultancy activities, Farnham, United Kingdom
• Quantumlytics AI LLPActive, Karnataka, since 2025
• Quantummanagment LtdActive, Management consultancy activities other than financial management, London, United Kingdom
• Quantummark Solutions LimitedActive, Management consultancy activities other than financial management, Eastbourne, United Kingdom
• Quantummate India Private LimitedActive, Tamil Nadu, since 2025
• Quantummech Robotics LLPActive, since 2025
• Quantummech Steels Private LimitedActive, Uttar Pradesh, since 2023
• Quantummed Device Labs LLPActive, since 2025
• Quantummedi Formulation LLPActive, Uttar Pradesh
• Quantummedia Hub LtdActive, Retail sale via mail order houses or via Internet, Liverpool, United Kingdom
• Quantummetal Private LimitedActive, Jharkhand, since 2026
• Quantummind Consulting and Services LtdActive, Information technology consultancy activities, Buckinghamshire, United Kingdom
• Quantummind Private LimitedActive, Maharashtra, since 2026
• Quantummind Solutions and Services LLPActive, Uttar Pradesh, since 2025
• Quantummind Technologies LtdActive, Information technology consultancy activities, London, United Kingdom
• Quantummomentum Industries Private LimitedActive, Karnataka, since 2019
• Quantumn Cart LtdActive, Retail sale via mail order houses or via Internet, Dagenham, United Kingdom
• Quantumnest Advisors LLPActive, since 2023
• Quantumnest Private LimitedActive, Haryana, since 2023
• Quantumnest Technologies LtdActive (proposal to strike off), Web portals, Doncaster, United Kingdom
• Quantumnest Trading Group LtdActive, Dormant Company, Manchester, United Kingdom
• Quantumnet Services Private LimitedActive, Rajasthan, since 2025
• Quantumneuron Technologies Private LimitedActive, Karnataka, since 2024
• Quantumnex Infocomm Private LimitedActive, Maharashtra, since 2023
• Quantumnex Solutions LLPActive, since 2024
• Quantumnex Ventures LLPActive, Uttar Pradesh, since 2024
• Quantumnexlabs LLPActive, since 2024
• Quantumnexus Wealth Consulting Private LimitedActive, Uttar Pradesh, since 2026
• Quantumni LtdActive, Accounting and auditing activities, Ballymena, United Kingdom
• Quantumnique Solutions Private LimitedActive, Tamil Nadu, since 2024
• Quantumnook Private LimitedActive, Delhi, since 2025
• Quantumnova Lab Private LimitedActive, Maharashtra, since 2025
• Quantumnovasphere Private LimitedActive, Maharashtra, since 2025
• Quantumnts Technical Services Private LimitedActive, Uttar Pradesh, since 2021
• Quantumofit Technologies Private LimitedActive, Gujarat, since 2025
• Quantumon Clabroom Private LimitedActive, Tamil Nadu, since 2025
• Quantumone Ventures LimitedActive, Maharashtra, since 2024
• Quantumops AI LtdActive, Other information technology service activities, Grimsby, United Kingdom
• Quantumorbit Consulting LLPActive, Maharashtra, since 2025
• Quantumorbit Private LimitedActive, Andhra Pradesh, since 2025
• Quantumorbit Synthesis Private LimitedActive, West Bengal, since 2018
• Quantumove Consulting Private LimitedActive, Telangana, since 2026
• Quantump3m LtdActive, Management consultancy activities other than financial management, Fareham, United Kingdom
• Quantumpact IT Solutions Private LimitedActive, Maharashtra, since 2025
• Quantumparadox Studio Private LimitedActive, West Bengal, since 2021
• Quantumpass Tech LLPActive, since 2024
• Quantumpath IT Solutions Private LimitedActive, Uttar Pradesh, since 2025
• Quantumpeak Innovations Private LimitedActive, Delhi, since 2024
• QuantumPharm Holdings LimitedActive, Road Town, British Virgin Islands
• Quantumphase Technology Private LimitedActive, Maharashtra, since 2026
• Quantumpi Technologies Private LimitedActive, Karnataka, since 2026
• Quantumpivot LimitedActive, Other software publishing, Leeds, United Kingdom
• Quantumpixel Media Private LimitedActive, Maharashtra, since 2025
• Quantumplay Private LimitedActive, Goa, since 2021
• Quantumplay Technologies Private LimitedActive, Karnataka, since 2025
• Quantumplug Technologies LLPActive, since 2026
• Quantumplus Marketing Private LimitedActive, Odisha, since 2020
• Quantumpod LtdActive (proposal to strike off), Other research and experimental development on natural sciences and engineering, Bridli
• Quantumpod Technologies Private LimitedActive, Karnataka, since 2025
• Quantumpoint Global Private LimitedActive, Karnataka, since 2025
• Quantumpoint Hardware Hub LLPActive, Odisha, since 2025
• Quantumpoint Private LimitedActive, Maharashtra, since 2018
• Quantumprint Synergy Private LimitedActive, Delhi, since 2024
• Quantumproc Systems Private LimitedActive, Haryana, since 2025
• Quantumprofitas Management Services Private LimitedActive, Gujarat, since 2017
• Quantumpros Tech Private LimitedActive, Maharashtra, since 2024
• Quantumpsychology LimitedActive, Other human health activities, Leighton Buzzard, United Kingdom
• Quantumpulse Absk Network Private LimitedActive, Maharashtra, since 2024
• Quantumpulse IT Solutions (OPC) Private LimitedActive, Maharashtra, since 2026
• Quantumpulse Technologies Private LimitedActive, Tamil Nadu, since 2024
• QuantumPulse technology ltChennai
• Quantumpulse Ventures Private LimitedActive, Telangana, since 2024
• Quantumq Tech Consulting LimitedActive, Information technology consultancy activities, Bristol, United Kingdom
• Quantumqalabs Technologies Private LimitedActive, Karnataka, since 2025
• Quantumqill Research Press Private LimitedActive, Madhya Pradesh, since 2025
• Quantumquad Solutions LimitedActive (proposal to strike off), Information technology consultancy activities, London, United Kingdom
• Quantumquad Solutions LLPActive, Gujarat
• Quantumquake Private LimitedActive, Karnataka, since 2025
• Quantumquant Investment Advisors Private LimitedActive, Maharashtra, since 2025
• Quantumquasar Tech Private LimitedActive, West Bengal, since 2025
• Quantumqube Private LimitedActive, Maharashtra, since 2026
• Quantumquest Innovations LimitedActive, Information technology consultancy activities, Wolverhampton, United Kingdom
• Quantumquest Insights Private LimitedActive, Maharashtra, since 2025
• Quantumquest Labs LLPActive, Telangana, since 2025
• Quantumquest LimitedActive, Quantity surveying activities, Lyndhurst, United Kingdom
• Quantumquest Solutions LLPActive, Karnataka, since 2025
• Quantumquest Technologies LLPActive, since 2024
• Quantumquests IT Soulation Private LimitedActive, Maharashtra, since 2026
• Quantumquests Private LimitedActive, Mizoram, since 2023
• Quantumquick Mart LtdActive, Retail sale of electrical household appliances in specialised stores, Sheffield, United Kingdom
• Quantumquick Shop (OPC) Private LimitedActive, Bihar, since 2025
• Quantumquik Solutions Private LimitedActive, Uttarakhand, since 2025
• Quantumquill Finance LtdActive, Dormant Company, London, United Kingdom
• Quantumquill Infotech Private LimitedActive, Telangana, since 2024
• Quantumquill Innovations LtdActive, Dormant Company, London, United Kingdom
• Quantumquill News Network Private LimitedActive, Telangana, since 2025
• Quantumquill Properties Private LimitedActive, Telangana, since 2025
• Quantumquirk Ecomflow Private LimitedStruck off, Maharashtra, since 2024
• Quantumquirk Innovations Solutions Private LimitedActive, Uttar Pradesh, since 2025
• Quantumquirks LtdActive, Information technology consultancy activities, London, United Kingdom
• Quantumquorum Innovations LtdActive, Dormant Company, London, United Kingdom
• Quantumquotient Finance LtdActive, Dormant Company, London, United Kingdom
• Quantumquotient LLPActive, Andhra Pradesh, since 2025
• Quantumrange LimitedActive, Buying and selling of own real estate, Essex, United Kingdom
• Quantumreach Private LimitedActive, Telangana, since 2023
• quantumReality GmbHActive, Potsdam, Germany
• Quantumrealm AI Labs Private LimitedActive, Karnataka, since 2026
• Quantumrevolution LLPActive, London, United Kingdom
• Quantumriftai LtdActive, Business and domestic software development, Great Yarmouth, United Kingdom
• Quantumrise Infra LLPActive, since 2026
• Quantumrise S.R.L.Active, Cluj-Napoca, Romania
• Quantumroad Hauliers LtdActive, Dormant Company, Ipswich, United Kingdom
• Quantumrock Capital GmbHActive, Kiel, Germany
• Quantumrock GmbHActive, Grünwald, Germany
• Quantumrock Securitization S.à r.l.Active, Windhof Koerich, Luxembourg
• Quantumrock VSOPInactive, Grevenmacher, Germany
• Quantumroi LtdActive, Advertising agencies, London, United Kingdom
• Quantumroot OüInactive, Tallinn, Estonia
• Quantumroot System Private LimitedActive, Jharkhand, since 2025
• Quantumroot Technologies LtdActive, Other software publishing, Glasgow, United Kingdom
• Quantumrover LLPActive, since 2024
• Quantumrush Private LimitedActive, Telangana, since 2024
• Quantumrx LtdActive, Wireless telecommunications activities, London, United Kingdom
• Quantums Consulting LtdActive, Financial management, Leicester, United Kingdom
• Quantums Mechanical Services LtdActive, Plumbing, heat and air-conditioning installation, Leigh-On-Sea, United Kingdom
• Quantums Technologies LtdActive, Information technology consultancy activities, Barnet, United Kingdom
• Quantumsafe Enterprises (OPC) Private LimitedActive, Odisha, since 2025
• Quantumsatis LimitedActive, Nicosia, Cyprus
• Quantumscale Institute OüActive, Tallinn, Estonia
• Quantumscale Systems LimitedActive, Data processing, hosting and related activities, London, United Kingdom
• Quantumscales Systems Limited LtdActive, Management consultancy activities other than financial management, Nottingham, United Kingdom
• QuantumScape CorpListed, United States
• Quantumscape CorporationActive, Wilmington, United States
• Quantumsea Innovations Private LimitedActive, Rajasthan, since 2026
• Quantumsec Labs LLPActive, since 2025
• Quantumsecure Labs LtdActive, Non-specialised wholesale trade, Harrogate, United Kingdom
• Quantumsecure Technologies LtdActive, Information technology consultancy activities, Birmingham, United Kingdom
• Quantumsentinel AI LimitedActive, Information technology consultancy activities, Bushey, United Kingdom
• Quantumserve LimitedActive, Management consultancy activities other than financial management, Paisley, United Kingdom
• Quantumshare LimitedActive, Hairdressing and other beauty treatment, Virginia Water, United Kingdom
• Quantumshell Intelligence Private LimitedActive, Andhra Pradesh, since 2024
• Quantumshield Innovations LtdActive, Non-specialised wholesale trade, Harrogate, United Kingdom
• Quantumshield Technologies LLPActive, Karnataka
• Quantumshields LtdActive, Information technology consultancy activities, Bradford, United Kingdom
• Quantumshift Consulting LimitedActive, Other service activities n.e.c., Barnet, United Kingdom
• Quantumshift Enterprises LimitedActive, Information technology consultancy activities, Bath, United Kingdom
• Quantumshift Mentors LLPActive, Maharashtra
• Quantumshiksha Pragati FoundationActive, Uttar Pradesh, since 2025
• Quantumship LimitedActive, Retail sale via mail order houses or via Internet, Ipswich, United Kingdom
• Quantumshire LimitedActive, Retail sale of hardware, paints and glass in specialised stores, Stafford, United Kingdom
• Quantumshore UK LtdActive, Information technology consultancy activities, London, United Kingdom
• Quantumsight Technologies LLPActive, Karnataka, since 2025
• Quantumsilica Micro LtdActive, Manufacture of computers and peripheral equipment, Cambridge, United Kingdom
• Quantumskill Gaming & Tech Private LimitedActive, West Bengal, since 2014
• Quantumskillz Careers Private LimitedActive, Maharashtra, since 2025
• Quantumsky Info Private LimitedActive, Maharashtra, since 2022
• Quantumslate Private LimitedActive, Tamil Nadu, since 2025
• Quantumslink Automation India Private LimitedActive, Maharashtra, since 2025
• Quantumsoft Consulting LimitedActive, Information technology consultancy activities, Dartford, United Kingdom
• Quantumsoft Innovations LLPActive, Maharashtra, since 2025
• Quantumsoft Private LimitedActive, Telangana, since 2025
• Quantumsoft Technologies Private LimitedActive, Maharashtra, since 2021
• Quantumsoftech R&D Private LimitedActive, Delhi, since 2018
• Quantumsolaruk LtdActive, Installation of industrial machinery and equipment, Liverpool, United Kingdom
• Quantumsolutions02 LtdActive, Maintenance and repair of motor vehicles, Scunthorpe, United Kingdom
• Quantumspace Private LimitedActive, Telangana, since 2025
• Quantumspace Private LimitedActive (proposal to strike off), Manufacture of air and spacecraft and related machinery, London, United Kingdom
• Quantumspacelabs (OPC) Private LimitedActive, Karnataka, since 2025
• Quantumspark Investment Group LtdActive, Dormant Company, Manchester, United Kingdom
• Quantumspark Technology India Private LimitedActive, Tamil Nadu, since 2023
• Quantumspec Solutions Private LimitedActive, Delhi, since 2025
• Quantumspeed Transport LtdActive, Dormant Company, London, United Kingdom
• Quantumsphere Acquisition CorpListed, United States
• Quantumsphere Innovations (OPC) Private LimitedActive, Maharashtra, since 2025
• Quantumsphere Tech Services Private LimitedActive, Karnataka, since 2023
• Quantumspire India Private LimitedActive, Telangana, since 2024
• Quantumsquare LLPActive, Uttar Pradesh, since 2025
• Quantumstack IT LtdActive, Business and domestic software development, Maidenhead, United Kingdom
• Quantumstack LtdActive, Business and domestic software development, London, United Kingdom
• QuantumState Holdings LLCActive, Marietta, United States
• Quantumstats AI Global Private LimitedActive, Telangana, since 2022
• Quantumstem Professional Services LLPActive, since 2024
• Quantumstrat LtdActive, Retail sale via mail order houses or via Internet, Sheffield, United Kingdom
• Quantumstrato Consulting Private LimitedActive, Karnataka, since 2023
• Quantumstream Nest Solutions Private LimitedActive, Telangana, since 2023
• Quantumstreet AI Private LimitedActive, Karnataka, since 2026
• Quantumsupplies LtdActive (proposal to strike off), Manufacture of cleaning and polishing preparations, Doncaster, United Kingdom
• Quantumsync Brands Private LimitedActive, Karnataka, since 2023
• Quantumsync Ventures Private LimitedActive, Maharashtra, since 2023
• Quantumsynth LimitedActive (proposal to strike off), Retail sale via mail order houses or via Internet, Grays, United Kingdom
• Quantumsys Talent Pathways Private LimitedActive, Tamil Nadu, since 2022
• Quantumsys Technologies Private LimitedActive, Tamil Nadu, since 2015
• Quantumsystems Management Private LimitedActive, West Bengal, since 2021
• Quantumtattva Information Systems Private LimitedActive, Telangana, since 2021
• Quantumtcs Private LimitedActive, Gujarat, since 2022
• Quantumtec Group LtdActive, Buying and selling of own real estate, Huddersfield, United Kingdom
• Quantumtec Holdings LtdActive, Activities of other holding companies n.e.c., Huddersfield, United Kingdom
• Quantumtec LtdActive, Information technology consultancy activities, Huddersfield, United Kingdom
• QuantumTec OÜActive, Tallinn, Estonia
• Quantumtech IT Private LimitedActive, Telangana, since 2025
• Quantumtech IT Solutions LtdActive (proposal to strike off), Information technology consultancy activities, Cardiff, United Kingdom
• Quantumtech LimitedActive, Other information technology service activities, Hitchin, United Kingdom
• Quantumtech Power Solutions Private LimitedStruck off, Uttar Pradesh, since 2013
• Quantumtech Services Private LimitedActive, Delhi, since 2021
• Quantumtech Systems LtdActive, Business and domestic software development, London, United Kingdom
• Quantumtech Ventures LtdActive, Activities of other holding companies n.e.c., Cardiff, United Kingdom
• Quantumtechfpv LLPActive, Maharashtra, since 2025
• Quantumtechnik UnltdActive, Wholesale of other machinery and equipment, Belfast, United Kingdom
• Quantumtek LtdActive, Business and domestic software development, Chislehurst, United Kingdom
• Quantumteq Distribution India Private LimitedActive, Maharashtra, since 2018
• Quantumtera Techno Private LimitedActive, Rajasthan, since 2025
• Quantumthink Technologies Private LimitedStruck off, Karnataka, since 2005
• QuantumTrade Global Markets LimitedActive, Quatre Bornes, Mauritius
• Quantumtrader LtdActive, Advertising agencies, Bournemouth, United Kingdom
• Quantumtradex Private LimitedActive, Karnataka, since 2025
• Quantumtrading X Exchange LtdActive, Data processing, hosting and related activities, London, United Kingdom
• Quantumtrail Infotech Solutions Private LimitedActive, Maharashtra, since 2025
• Quantumtrans LtdActive, Freight transport by road, Northampton, United Kingdom
• Quantumtree Tech LLPActive, Gujarat, since 2024
• Quantumtrends Consultancy LLPActive, Maharashtra
• Quantumtronix Edms Private LimitedActive, Maharashtra, since 2023
• Quantumtronix Private LimitedActive, Maharashtra, since 2021
• Quantumtwin Technologies LLPActive, since 2024
• Quantumu Private LimitedActive, Haryana, since 2025
• Quantumuno LimitedActive, Other human health activities, Chesterfield, United Kingdom
• Quantumv Global Solutions LLPActive, since 2024
• Quantumval Solutions LtdActive, Information technology consultancy activities, Dartford, United Kingdom
• Quantumvalley Innovations Private LimitedActive, Andhra Pradesh, since 2026
• Quantumvanya Strategies LLPActive, since 2026
• Quantumvault Technologies Private LimitedActive, Telangana, since 2024
• Quantumvecs Private LimitedActive, Telangana, since 2026
• Quantumveda Global Technologies Private LimitedActive, Uttar Pradesh, since 2025
• Quantumvent LLPActive, Maharashtra, since 2023
• Quantumverify LtdActive, Business and domestic software development, London, United Kingdom
• Quantumvers LimitedActive, Other information technology service activities, London, United Kingdom
• Quantumverse Infotech Private LimitedActive, Gujarat, since 2023
• Quantumverse Labs Private LimitedActive, Telangana, since 2024
• Quantumverse LtdActive, Information technology consultancy activities, Cambridge, United Kingdom
• Quantumverse Solutions LLPActive, since 2023
• Quantumvest Capital Consultancy Private LimitedActive, Uttar Pradesh, since 2026
• Quantumvia LtdActive, Non-scheduled passenger air transport, London, United Kingdom
• Quantumvia Property LtdActive, Buying and selling of own real estate, Cantembury, United Kingdom
• Quantumvibe LtdActive, Activities of other membership organizations n.e.c., Haverfordwest, United Kingdom
• Quantumview Infraproject (OPC) Private LimitedActive, Uttar Pradesh, since 2023
• Quantumvisio Studios (OPC) Private LimitedActive, Karnataka, since 2023
• Quantumvision Labs LimitedActive, Business and domestic software development, West Midlands, England, United Kingdom
• Quantumvista Labs LtdActive, Dormant Company, London, United Kingdom
• Quantumvitals LimitedActive, Engineering design activities for industrial process and production, Stockport, United Kingdom
• Quantumvolt Battery Solutions Private LimitedActive, Gujarat, since 2026
• Quantumvolt LLPActive, Uttar Pradesh
• Quantumvolt LtdActive, Other engineering activities, Bury St. Edmunds, United Kingdom
• Quantumvortexsynergy LtdActive, Agents involved in the sale of furniture, household goods, hardware and ironmongery, Bury St. Edmunds, United Ki
• Quantumwall Technologies Private LimitedActive, Andhra Pradesh, since 2026
• Quantumware Technical Services PrivatelimitedActive, Odisha, since 2018
• Quantumwave Analytics LLPActive, since 2024
• Quantumwave Digitech Private LimitedActive, Delhi, since 2024
• Quantumwave Systems LimitedActive, Information technology consultancy activities, Lincoln, United Kingdom
• Quantumwave Technologies Private LimitedActive, Andhra Pradesh, since 2026
• Quantumwave Ventures LLPActive, Karnataka
• Quantumwayagency LtdActive, Other service activities n.e.c., London, United Kingdom
• Quantumweave Intelligence Private LimitedActive, Kerala, since 2023
• Quantumweb Software Private LimitedActive, Maharashtra, since 2024
• Quantumweb360 Private LimitedActive, Uttar Pradesh, since 2024
• Quantumwells LLPActive, since 2026
• Quantumwiz Advisory Services PrivatelimitedActive, Maharashtra, since 2016
• Quantumworx Global Private LimitedActive, Maharashtra, since 2024
• Quantumx AI Private LimitedActive, Uttar Pradesh, since 2025
• Quantumx and Biggraph AI Private LimitedActive, Telangana, since 2025
• QuantumX Capital GmbHActive, Frankfurt Am Main, Germany
• quantumX Global UIActive, Frankfurt Am Main, Germany
• Quantumx QS LtdActive, Quantity surveying activities, Bellingham, United Kingdom
• Quantumx Technologies Inc.Active, Estevan, Canada
• Quantumx Technologies LimitedActive, Business and domestic software development, London, United Kingdom
• Quantumx Techsol LLPActive, since 2024
• QuantumXInternational llpActive, Gujarat
• Quantumxl LtdActive, Information technology consultancy activities, London, United Kingdom
• Quantumxleep Private LimitedActive, Tamil Nadu, since 2023
• Quantumxtop LtdActive (proposal to strike off), Activities of financial services holding companies, London, United Kingdom
• Quantumy LtdActive, Management consultancy activities other than financial management, Sheffield, United Kingdom
• Quantumyug Private LimitedActive, Gujarat, since 2020
• Quantumz LtdActive, Other software publishing, London, United Kingdom
• Quantumzenix Technologies Private LimitedActive, Telangana, since 2024
• Quantumzero Technology LimitedActive, Information technology consultancy activities, London, United Kingdom
• Quantumzsync Solutions (OPC) Private LimitedActive, Telangana, since 2026
• Quantumzyme LLPActive, Karnataka, since 2016
• Quantunna
• Quantup Technologies Private LimitedStruck off, Gujarat, since 2005
• Quantuple LLCActive, Liberty Hill, United States
• Quantuply LtdActive, Management consultancy activities other than financial management, London, United Kingdom
• Quantura Intelligence (OPC) Private LimitedActive, Kerala, since 2025
• Quantura LimitedLiquidation, Other business support service activities n.e.c., Sheffield, United Kingdom
• Quantura LLPActive, since 2026
• Quantura Partners LLPActive, since 2025
• Quantura Services LtdActive, Residents property management, London, United Kingdom
• Quantura Technologies Private LimitedActive, Andhra Pradesh, since 2024
• Quanture Advisory OÜActive, Tallinn, Estonia
• Quanture Calanytics Private LimitedActive, Rajasthan, since 2025
• Quanture Risk Analytics LtdActive, Data processing, hosting and related activities, Stalybridge, United Kingdom
• Quanturia GmbHActive, Ettlingen, Germany
• Quantus 2021 LimitedActive, Development of building projects, Harrow, United Kingdom
• Quantus AdvisoryActive, Herblay-Sur-Seine, France
• Quantus AGActive, Zürich, Switzerland
• Quantus AI LimitedActive, Business and domestic software development, Boston, United Kingdom
• Quantus Associates LimitedActive, Quantity surveying activities, Burnham-On-Sea, United Kingdom
• Quantus Beteiligungs- und Beratungsgesellschaft mbHActive, Ottendorf-Okrilla, Germany
• Quantus Commercial Services LtdActive, Quantity surveying activities, Chorley, United Kingdom
• Quantus Consulting LimitedActive, Other specialised construction activities n.e.c., Weybridge, United Kingdom
• Quantus Consulting LLPActive, Maharashtra, since 2026
• Quantus Corporation Private LimitedStruck off, Uttar Pradesh, since 2013
• Quantus Developers LLPActive, Karnataka
• Quantus Emerging Markets FundInactive, Luxembourg, Luxembourg