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Companies starting with I
3,54,318 profiles.
- Institute of Asian Culture & DevelopmentSeoul, South Korea
- Institute of Asian Culture & Development (Iacd) IndiaActive, Haryana, since 2013
- Institute of Asian ProfessionalsActive, Activities of other membership organizations n.e.c., Livingston, United Kingdom
- Institute of Asian ResearchUniversity of British Columbia, Canada
- Institute of Asphalt Technology(the)Active, Activities of professional membership organizations, Wirksworth, United Kingdom
- Institute of Asset Management
- Institute of AstronomyMexico
- Institute of Astronomy and Space PhysicsArgentina
- Institute of Astronomy of the Bulgarian Academy of SciencesBulgaria
- Institute of Astronomy, CambridgeCambridge, United Kingdom
- Institute of Astronomy, Geophysics and Atmospheric SciencesBrazil
- Institute of Astrophysics - FORTHGreece
- Institute of Atmospheric PhysicsPeople's Republic of China
- Institute of Atmospheric Physics AS CRresearch, Czech Republic
- Institute of Atmospheric Sciences and ClimateItaly
- Institute of Atomic EnergyDissolved, Świerk, Poland
- Institute of Atomic PhysicsRomania
- Institute of Auctioneers and Appraisers in Scotland.Active, Support activities for animal production (other than farm animal boarding and care) n.e.c., Edinburgh, United Ki
- Institute of Auctioneers and Appraisers in Scotland.Active, Edinburgh, United Kingdom
- Institute of Authorized Chartered Auditors of AlbaniaTirana
- Institute of Automatic ControlPoland
- Institute of Automation, Chinese Academy of SciencesPeople's Republic of China
- Institute of Automotive Engineer Assessors (The)Active, Activities of professional membership organizations, Milton Keynes, United Kingdom
- Institute of Avian Research "Vogelwarte Helgoland"Germany
- Institute of Aviation Engineering and TechnologyEgypt
- Institute of Aviation Management Private LimitedStruck off, Maharashtra, since 2010
- Institute of Aviation MedicinePrague, Czech Republic
- Institute of Aviation, WarsawPoland
- Institute of Ayurvedic Research Private LimitedActive, Tamil Nadu, since 2005
- Institute of Balkan Studies and Centre of ThracologyBulgaria
- Institute of Baltic Sea Region History and Archaeology
- Institute of Baltic StudiesGermany
- Institute of Baltic StudiesTartu, Estonia
- Institute of Bangladesh StudiesRajshahi, Bangladesh
- Institute of Bankers PakistanPakistan
- Institute of Banking Personnel SelectionDelhi
- Institute of Banking Personnel SelectionActive, Mumbai, India
- Institute of Bartending Management Private LimitedActive, Delhi, since 2019
- Institute of Basic Law Educational AssociationActive, Tamil Nadu, since 2026
- Institute of Bast Crops of the National Academy of Agrarian Sciences of UkraineSoviet Union
- Institute of Belarusian CultureDissolved
- Institute of Bill of Rights LawUnited States
- Institute of BiochemistryRomania
- Institute of BiochemistrySri Lanka
- Institute of Biochemistry and BiophysicsIran
- Institute of Biochemistry and Biophysics, Polish Academy of SciencesPoland
- Institute of Biochemistry of Biologically Active Compounds of the NAS of BelarusBelarus
- Institute of Biocybernetics and Biomedical Engineering, Polish Academy of SciencesPoland
- Institute of Biodiversity and Ecosystem ResearchBulgaria
- Institute of Biodiversity, Guangzhou University
- Institute of Biodynamic Medicine LimitedActive, General secondary education, Staines-Upon-Thames, United Kingdom
- Institute of Bioinformatics and BiotechnologyIndia
- Institute of Bioinformatics, BangaloreIndia
- Institute of Biological EngineeringUnited States
- Institute of Biological, Environmental and Rural SciencesUnited Kingdom
- Institute of BiologyVietnam
- Institute of Biology of BSSR Academy of Sciences
- Institute of Biology, SkopjeNorth Macedonia
- Institute of Biology, UNAMMexico
- Institute of Biomaterials and BioengineeringJapan
- Institute of Biomedical EngineeringRosebrugh Building, Canada
- Institute of Biomedical Problems of Ternopil National Medical UniversityUkraine
- Institute of Biomedical Research Corp.Active, Reno, United States
- Institute of Biomedical Research of BarcelonaSpain
- Institute of Biomedical ScienceActive, Activities of professional membership organizations, United Kingdom
- Institute of Biomedical Science (Professional Services) LimitedActive, Other business support service activities n.e.c., United Kingdom
- Institute of Biomedicinal ChemistryActive, Maharashtra, since 2011
- Institute of Biomedicine of SevilleSpain
- Institute of Bioorganic Chemistry and PetrochemistryUkraine
- Institute of Bioorganic Chemistry, Polish Academy of SciencesPoland
- Institute of BiophysicsBrno, Czech Republic
- Institute of Biophysics and Biomedical EngineeringBulgaria
- Institute of Biophysics and Cell EngineeringMinsk, Belarus
- Institute of Biophysics SB RASRussia
- Institute of Biophysics, Chinese Academy of SciencesPeople's Republic of China
- Institute of Bioresources and Sustainable Development
- Institute of BiotechnologyFinland
- Institute of Biotechnology of the Czech Academy of SciencesVestec, Czech Republic
- Institute of Biotechnology UNAMMexico
- Institute of Blessed Virgin Mary - Irish ProvinceActive, Dublin, Ireland
- Institute of Blessed Virgin Mary - Loreto GeneralateActive, Roma, Italy
- Institute of Bohuslav MartinůPrague, Czech Republic
- Institute of BotanyDissolved, São Paulo, Brazil
- Institute of BotanyUzbekistan
- Institute of BotanyLithuania
- Institute of Botany of ArmeniaArmenia
- Institute of Botany of the Czech Academy of Sciencesresearch, Průhonice, Czech Republic
- Institute of Botany of the Slovak Academy of Sciences
- Institute of Botany, Chinese Academy of SciencesPeople's Republic of China
- Institute of Brand Logic GmbHActive, Innsbruck, Austria
- INSTITUTE OF BRAND LOGIC GmbHActive, München, Germany
- Institute of Brazilian Studies of the University of São PauloBrazil
- Institute of Brewing and DistillingLondon, United Kingdom
- Institute of British Sign LanguageLiquidation, Cultural education, Cardiff, United Kingdom
- Institute of Buddhist Dialectics
- Institute of Buddhist StudiesUnited States
- Institute of Building Services (India) Private LimitedActive, Maharashtra, since 2013
- Institute of Buildings and Health LimitedActive, Other information service activities n.e.c., Sheffield, United Kingdom
- Institute of Bulls & Bears Management Private LimitedActive, Uttar Pradesh, since 2021
- Institute of Business Administration and ManagementActive, Delhi, since 1979
- Institute of Business Administration, University of DhakaDhaka, Bangladesh
- Institute of Business and ServiceTajikistan
- Institute of Business Consulting LimitedActive, Activities of professional membership organizations, London, United Kingdom
- Institute of Business EthicsActive, Other education n.e.c., London, United Kingdom
- Institute of Business EthicsUnited Kingdom
- Institute of Business Executives and Pro Fessional Men.Struck off, Tamil Nadu, since 1990
- Institute of Business LawsActive, Delhi, since 2005
- Institute of Business Leaders Private LimitedStruck off, Maharashtra, since 2012
- Institute of Business Management and Research Private LimitedActive, Maharashtra, since 1999
- Institute of Cadd Training Centerprivate LimitedActive, Maharashtra, since 2016
- Institute of Call Center Technology Private LimitedStruck off, Delhi, since 2003
- Institute of Calligraphy Private LimitedStruck off, Kerala, since 2002
- Institute of Cancer of São PauloBrazil
- Institute of Cancer Researchhospital activities, Angers, France
- Institute of Cancer ResearchUnited Kingdom
- Institute of Cancer Research: Royal Cancer Hospital (The)Active, Other research and experimental development on natural sciences and engineering, United Kingdom
- Institute of CardiologyRussia
- Institute of CardiologyColombia
- Institute of CardiologyPoland
- Institute of Cardiology of Rio Grande do SulBrazil
- Institute of Career Planning and Management Private LimitedActive, Telangana, since 2018
- Institute of Careercounselling (Opc)private LimitedActive, Uttar Pradesh, since 2019
- Institute of Carpenters (The)Active, Activities of professional membership organizations, Wendover, United Kingdom
- Institute of CartographyGermany
- Institute of Cast Metals EngineersUnited Kingdom
- Institute of Catalan Language and CultureGirona, Spain
- Institute of Catalysis and Inorganic Chemistry of the National Academy of Sciences of AzerbaijanAzerbaijan
- Institute of Catalysis and PetrochemistrySpain
- Institute of Cell Biology and Genetic Engineering of the NASB of UkraineUkraine
- Institute of Cellular Therapies Private LimitedActive, Delhi, since 2006
- Institute of Cemetery and Crematorium ManagementActive, Activities of professional membership organizations, Manor Park, United Kingdom
- Institute of Ceramics and Building MaterialsPoland
- Institute of Ceramics and GlassSpain
- Institute of Certified BookkeepersUnited Kingdom
- Institute of Certified Management Accountants
- Institute of Certified Management Accountants of Sri LankaColombo
- Institute of Certified Public Accountants in IrelandDublin, Ireland
- Institute of Certified Public Accountants in IsraelTel Aviv, Israel
- Institute of Certified Public Accountants in Northern Ireland - theActive, Accounting and auditing activities, 32-38 Linenhall Street, United Kingdom
- Institute of Certified Public Accountants of Cyprus (Icpac)Active, Nicosia, Cyprus
- Institute of Certified Public Accountants of KenyaKenya
- Institute of Certified Public Accountants of SingaporeSingapore, Singapore
- Institute of Certified Public Accountants of UgandaUganda
- Institute of Certified Records ManagersUnited States
- Institute of Cetacean Researchwhaling, Tokyo, Japan
- Institute of CharityActive, Newport, United Kingdom
- Institute Of Charity (Rosminians) Company Limited By GuaranteeActive, Dublin, Ireland
- Institute of Chartered Accountants in AustraliaActive, United Kingdom
- Institute of Chartered Accountants in AustraliaAustralia
- Institute of Chartered Accountants in England and WalesActive, United Kingdom
- Institute of Chartered Accountants in England and Walesaccounting services, Chartered Accountants' Hall, United Kingdom
- Institute of Chartered Accountants in IrelandActive, Dublin 2, Ireland
- Institute of Chartered Accountants of Bangladesh
- Institute of Chartered Accountants of Barbados
- Institute of Chartered Accountants of BelizeBelize City
- Institute of Chartered Accountants of GuyanaGeorgetown
- Institute of Chartered Accountants of NepalLalitpur
- Institute of Chartered Accountants of Nigeria - UK and District SocietyActive, Other education n.e.c., London, United Kingdom
- Institute of Chartered Accountants of PakistanPakistan
- Institute of Chartered Accountants of Scotland (The)Active, United Kingdom
- Institute of Chartered Accountants of Sierra Leone
- Institute of Chartered Accountants of Sri LankaColombo, Sri Lanka
- Institute of Chartered Accountants of the CaribbeanKingston
- Institute of Chartered Accountants of the Eastern CaribbeanSaint Kitts and Nevis
- Institute of Chartered Accountants of Trinidad and TobagoPort of Spain
- Institute of Chartered Accountants of Zimbabwe
- Institute of Chartered Business Administrators of IndiaActive, Rajasthan, since 2010
- Institute of Chartered Champions LLPActive, Bihar, since 2026
- Institute of Chartered Financial Analysts of IndiaIndia
- Institute of Chartered ForestersActive, Edinburgh, United Kingdom
- Institute of Chartered Legal Advisors of IndiaActive, Madhya Pradesh, since 2010
- Institute of Chartered Secretaries of BangladeshBangladesh
- Institute of Chartered ShipbrokersActive, United Kingdom
- Institute of Chartered ShipbrokersLondon, United Kingdom
- Institute of Chartered Tax Advisers of India LimitedActive, Rajasthan, since 2009
- Institute of Chartered Tax Practitioners IndiaActive, Karnataka, since 2020
- Institute of Chartered Waste ManagersActive, Rajasthan, since 2014
- Institute of Chattered Chemists of NigeriaAbuja
- Institute of Chemical EngineeringBulgaria
- Institute of Chemical Process Fundamentalsresearch, Prague, Czech Republic
- Institute of Chemical TechnologyActive, Mumbai, India
- Institute of Chemical TechnologySpain
- Institute of Chemical Technology MumbaiMumbai
- Institute of ChemistryNorth Macedonia
- Institute of ChemistryVietnam
- Institute of ChemistryPeople's Republic of China
- Institute of Chemistry CeylonSri Lanka
- Institute of Chemistry of BSSR Academy of Sciences
- Institute of Chemistry of the Estonian Academy of SciencesEstonia
- Institute of Chemistry, Academia SinicaTaiwan
- Institute of Chemistry, Slovak Academy of SciencesSlovakia
- Institute of Chemistry, Technology and MetallurgySerbia
- Institute of Chemistry, University of São PauloBrazil
- Institute of Child and Mother Health (Bangladesh)Bangladesh
- Institute of Child Health, KolkataIndia
- Institute of Chinese AffairsJapan
- Institute of Cinema and T.V. Kerala LimitedStruck off, Puducherry, since 2004
- Institute of Civil FuneralsActive, Activities of professional membership organizations, Poole, United Kingdom
- Institute of Civil FuneralsUnited Kingdom
- Institute of Civil-Military Technology CooperationSouth Korea
- Institute of Civilization Research, Tokai UniversityJapan
- Institute of Classical Archaeology
- Institute of Classical Archaeology, University of HeidelbergHeidelberg, Germany
- Institute of Classical Philology of Jagiellonian UniversityPoland
- Institute of Classical StudiesSenate House, United Kingdom
- Institute of Clayworkers Benevolent FundActive, Stoke On Trent, United Kingdom
- Institute of Clinical Acupuncture and Oriental MedicineUnited States
- Institute of Clinical and Experimental LymphologyRussia
- Institute of Clinical and Experimental Medicinehospitals and rehabilitation, health care industry, Prague, Czech Republic
- Institute of Clinical Hypnosis and Related Sciences Private LimitedActive, Maharashtra, since 2012
- Institute of Clinical Research Professionals (India)Active, Karnataka, since 2009
- Institute of Cloud Accountant and Education Private LimitedActive, Delhi, since 2020
- Institute of Coal ChemistryPeople's Republic of China
- Institute of Cognitive Sciences and TechnologiesItaly
- Institute of Combinatorics and its ApplicationsWinnipeg, United States
- Institute of Commerce Limited(the)Active, Other education n.e.c., High Wycombe, United Kingdom
- Institute of Commerce Private LimitedActive, Delhi, since 2015
- Institute of Commercial Management
- Institute of Commonwealth StudiesUnited Kingdom
- Institute of Communication and Media Studies of Leipzig UniversityGermany
- Institute of Communication Design Private LimitedActive, Delhi, since 2015
- Institute of Communication Studies and Journalism, Faculty of Social Sciences, Charles UniversityCzech Republic
- Institute of Communications and Computers LimitedActive, Delhi, since 1999
- Institute of Community CollegesThailand
- Institute of Community SafetyActive, Other information service activities n.e.c., Basildon, United Kingdom
- Institute of Company Secretaries of IndiaIndia
- Institute of Comparative Economic Studies, Hosei UniversityJapan
- Institute of Competitive Studies PrivatelimitedActive, Delhi, since 2020
- Institute of Compliance Management of India Private LimitedActive, Delhi, since 2015
- Institute of Comprehensive Pain Management Education and Research Private LimitedStruck off, Madhya Pradesh, since 2006
- Institute of Computational Fluid DynamicsTokyo, Japan
- Institute of Computer Accountant and Professionals Edutech Private LimitedActive, Bihar, since 2016
- Institute of Computer and Management Studies Private LimitedActive, Jharkhand, since 2012
- Institute of Computer and Tax Education India FoundationActive, Haryana, since 2024
- Institute of Computer Education and Training Pvt LtdStruck off, Delhi, since 2001
- Institute of Computer Management Science and Technical EducationActive, Jammu and Kashmir, since 2014
- Institute of Computer Professionals (A`b Ad) Private LimitedStruck off, Gujarat, since 1993
- Institute of Computer ScienceDissolved, United Kingdom
- Institute of Computer SciencePrague, Czech Republic
- Institute of Computer Science and Information Technologies at Lviv Polytechnic National UniversityUkraine
- Institute of Computer Science, Warsaw University of TechnologyPoland
- Institute of Computer Studies Private Li MitedStruck off, Tamil Nadu, since 1986
- Institute of Computing & Informatics Private LimitedActive, Bihar, since 2025
- Institute of Computing Technology, Chinese Academy of SciencesPeople's Republic of China
- Institute of Comtemporary China StudiesPeople's Republic of China
- Institute of Concrete Technology(the)Active, Activities of professional membership organizations, Sandhurst, United Kingdom
- Institute of Conflict ResearchAustria
- Institute of ConjunctureDissolved, Soviet Union
- Institute of ConservationActive, Activities of professional membership organizations, London, United Kingdom
- Institute of Construction Management Limited(the)Active, Activities of professional membership organizations, Fareham, United Kingdom
- Institute of Construction, Mechanisation and Electrification of AgriculturePoland
- Institute of Consulting LimitedActive, Activities of professional membership organizations, London, United Kingdom
- Institute of Contemporary Art, BostonBoston, United States
- Institute of Contemporary Art, Los AngelesLos Angeles, United States
- Institute of Contemporary Arts LimitedActive, Operation of arts facilities, United Kingdom
- Institute of Contemporary Arts LimitedActive, London, United Kingdom
- Institute of Contemporary Arts Singapore
- Institute of Contemporary Astrology Andnew Sciences Private LimitedActive, Maharashtra, since 2020
- Institute of Contemporary History in LjubljanaSlovenia
- Institute of Contemporary History Munich-BerlinMunich, Germany
- Institute of Contemporary History of the Czech Academy of Sciencesresearch, Prague, Czech Republic
- Institute of Contemporary History, BelgradeSerbia
- Institute of Contemporary ScotlandUnited Kingdom
- Institute of Continuing Professional Development
- Institute of Control and Computation Engineering of the University of Zielona Góra
- Institute of Control SystemsDissolved, Azerbaijan
- Institute of Coptic StudiesEgypt
- Institute of Cornish StudiesUnited Kingdom
- Institute of Corporate Director of IndiaActive, Madhya Pradesh, since 1998
- Institute of Corporate Education Services Private LimitedStruck off, Delhi, since 2009
- Institute of Corporate Resilience (Iocr) LimitedActive, Other education n.e.c., Great Badow, United Kingdom
- Institute of Corporate Responsibility and SustainabilityLondon
- Institute of Corporate Secretaries of PakistanPakistan
- Institute of CorrosionActive, Activities of professional membership organizations, Northampton, United Kingdom
- Institute of Cost Accountants of IndiaKolkata, India
- Institute of Cost and Management Accountants of PakistanActive, Karachi, United Kingdom
- Institute of Cost and Management Accountants of PakistanKarachi
- Institute of Counsellor Training Research and Consultancy (Ictrc) Private LimitedActive, Delhi, since 2013
- Institute of Creative Jets FoundationActive, Maharashtra, since 2022
- Institute of Creative PhotographyCzech Republic
- Institute of Criminology and Criminal JusticeCanada
- Institute of Criminology and Social Preventionresearch, Prague, Czech Republic
- Institute of Croatian LanguageCroatia
- Institute of Crop ScienceJapan
- Institute of Crop SciencesPeople's Republic of China
- Institute of Cryobiology and Food TechnologyBulgaria
- Institute of Cryptography, Telecommunications and Computer ScienceMoscow, Soviet Union
- Institute of CrystallographyItaly
- Institute of Culinary Arts and Hotel Management Private LimitedActive, Maharashtra, since 2021
- Institute of Cultural Inquiryarts
- Institute of Current World AffairsUnited States
- Institute of Customer ServiceActive, Activities of professional membership organizations, London, United Kingdom
- Institute of Cyber Security and Research FoundationActive, Karnataka, since 2017
- Institute of Cytology and GeneticsRussia
- Institute of Czech Literature, Czech Academy of SciencesPrague, Czech Republic
- Institute of Danube Swabian History and Regional StudiesTübingen, Germany
- Institute of Data and Marketing LimitedActive, Other education n.e.c., London, United Kingdom
- Institute of Data LtdActive, Other education n.e.c., Belfast, United Kingdom
- Institute of Data Privacy PractitionersActive, Dormant Company, Bedford, United Kingdom
- Institute of Defence Studies Andresearch Foundation (Idsrf)Active, Gujarat, since 2020
- Institute of Defensive Driving Training Centre Private LimitedActive, Kerala, since 2025
- Institute of Democracy and Human Rights
- Institute of Demolition EngineersActive, Demolition, Rochester, United Kingdom
- Institute of Dendrology, Polish Academy of SciencesPoland
- Institute of Dental and Medical Research SocietyActive, Noida, India
- Institute of Design & Technology LLPActive, Gujarat, since 2016
- Institute of Design and Marketing Private LimitedActive, Kerala, since 2025
- Institute of Designers in Ireland
- Institute of Detectorists C.I.C.Active, Other education n.e.c., Kington, United Kingdom
- Institute of Developing EconomiesJapan
- Institute of Development Planners and Researchers IndiaActive, Gujarat, since 1993
- Institute of Development Studies(the)Active, Other professional, scientific and technical activities n.e.c., Brighton, United Kingdom
- Institute of Development Studies, KolkataIndia
- Institute of Development, Aging and Cancer (IDAC)Japan
- Institute of Developmental Assessment and Counseling Private LimitedStruck off, Delhi, since 2015
- Institute of Diabetes Endocrinology and Adiposity Private LimitedActive, Telangana, since 2014
- Institute of Digital Direct Selling & Financial Education LLPActive, since 2026
- institute of digital marketingMumbai
- Institute of Digital Marketing ThaneMumbai
- Institute of Digital Media Technology Private LimitedActive, Odisha, since 2004
- Institute of Diplomacy and International StudiesThailand
- Institute of DirectorsActive, United Kingdom
- Institute of DirectorsNew Delhi, India
- Institute of Disaster Management Research and Consultancy Private LimitedStruck off, Delhi, since 2022
- Institute of Disaster PreventionPeople's Republic of China
- Institute of Domestic Violence, Religion & Migration (Idvrm) C.I.C.Active, Research and experimental development on social sciences and humanities, Exeter, United Kingdom
- Institute of Early Childhood ResearchGermany
- Institute of Earth EnvironmentPeople's Republic of China
- Institute of Earth SciencesGières, France
- Institute of Earthquake Forecasting, China Earthquake AdministrationPeople's Republic of China
- Institute of East Slavonic Philology of Jagiellonian UniversityPoland
- Institute of Ecological ResearchNazaré Paulista, Brazil
- Institute of EcologyEstonia
- Institute of Ecology and Environmental ManagementUnited Kingdom
- Institute of Ecology and Geography of MoldovaMoldova
- Institute of Ecology of Mountain TerritoriesRussia
- Institute of Ecology of Vilnius University
- Institute of Economic Affairs (The)Active, Book publishing, London, United Kingdom
- Institute of Economic and Market Research Private LtdDormant (section 455), Delhi, since 1972
- Institute of Economic and Social Research (WSI)Germany
- Institute of Economic DevelopmentActive, Other business support service activities n.e.c., Warrington, United Kingdom
- Institute of Economic DevelopmentUnited Kingdom
- Institute of Economic GrowthActive, Delhi, India
- Institute of Economic GrowthIndia
- Institute of Economic Growth Employees Provident FundActive, Delhi, India
- Institute of Economic Research FoundationBrazil
- Institute of Economic Research, Hitotsubashi UniversityJapan
- Institute of Economic Research, Kyoto University
- Institute of EconomicsPoland
- Institute of EconomicsPeople's Republic of China
- Institute of Economics and Finance OmSAURussia
- Institute of Economics and Management of the National Aviation Universityeconomics, management, Ukraine
- Institute of Economics of the Ministry of Science and Education of the Republic of AzerbaijanSoviet Union
- Institute of Economics of the National Academy of Sciences of BelarusBelarus
- Institute of Economics, Academia SinicaNangang District
- Institute of Economics, Polish Academy of SciencesPoland
- Institute of Economy and trade of Tajik state university of commerce in Khujand cityTajikistan
- Institute of Ecosystem Studiesresearch, United States
- Institute of EcotechnicsActive, Research and experimental development on social sciences and humanities, United Kingdom
- Institute of EcotechnicsUnited Kingdom
- Institute of Education & Examination Management Private LimitedActive, Assam, since 2012
- Institute of Education & Examination Management Private LimitedActive, West Bengal, since 2012
- Institute of Education & Research, University of ChittagongBangladesh
- Institute of Education and ResearchActive, Uttar Pradesh, since 2012
- Institute of Education Business Management Private LimitedStruck off, Haryana, since 2013
- Institute of Education of the Republic of AzerbaijanAzerbaijan
- Institute of Education SciencesSpain
- Institute of Education, University of LondonActive, United Kingdom
- Institute of Educational and Consultancy Services Pvt. Ltd.Struck off, Delhi, since 2001
- Institute of Educational and Professiona L Services Private LimitedStruck off, Haryana, since 2008
- Institute of Educational PolicyAthens, Greece
- Institute of Electrical and Electronics Engineershigher education, Manhattan, United States
- Institute of Electrical and Electronics Engineers Private LimitedStruck off, Tamil Nadu, since 2010
- Institute of Electrical EngineeringWarsaw, Poland
- Institute of Electrical Engineering Systems (Lodz University of Technology)Poland
- Institute of Electrical Power EngineeringPoland
- Institute of Electro Homeopathy of IndiaActive, West Bengal, since 1997
- Institute of Electrochemistry and Energy SystemsBulgaria
- Institute of Electron PhysicsUkraine
- Institute of Electron TechnologyDissolved, Poland
- Institute of Electronic Buddhist Texts & Culture ContentSouth Korea
- Institute of Electronic Control MachinesMoscow, Soviet Union
- Institute of Electronic Materials TechnologyDissolved, Warsaw, Poland
- Institute of Electronic Music and Acoustics
- Institute of Electronic Systems, Warsaw University of TechnologyPoland
- Institute of ElectronicsBulgaria
- Institute of Electronics & Computers (India) Private LimitedStruck off, Tamil Nadu, since 1995
- Institute of Electronics Engineers of the Philippines
- Institute of Electronics of Lodz University of TechnologyPoland
- Institute of Electrotechnics and Energy of the University of São PauloBrazil
- Institute of Emergency & Life Support Sciences FoundationActive, Tamil Nadu, since 2026
- Institute of Emerging Technologies (India) Private LimitedActive, Maharashtra, since 2001
- Institute of Employment and Professional TrainingLisbon, Portugal
- Institute of Employment RightsActive, Book publishing, Liverpool, United Kingdom
- Institute of Encyclopaedic ResearchKyiv, Ukraine
- Institute of Endocrinology and MetabolismUkraine
- Institute of Energy and Environmental Technology e.V.research, Duisburg, Germany
- Institute of Energy and Nuclear ResearchBrazil
- Institute of Energy Economics JapanKachidoki, Japan
- Institute of Energy LimitedActive, Activities of professional membership organizations, United Kingdom
- Institute of Energy Management and ResearchIndia
- Institute of Energy Problems of the National Academy of Sciences of Belarus
- Institute of EngineeringNepal
- Institute of Engineering & ManagementActive, West Bengal, since 2009
- Institute of Engineering & Management TrustActive, North Twenty Four Parganas, India
- Institute of Engineering and Marine SciencesCape Verde
- Institute of Engineering and Rural Technology, AllahabadIndia
- Institute of Engineering and Science IPS AcademyIndia
- Institute of Engineering and Systems ScienceFrance
- Institute of Engineering and Technology, Ayodhya
- Institute of Engineering Mechanics of China Earthquake Administration
- Institute of Engineering Technology, Sri LankaSri Lanka
- Institute of Engineering Thermophysics, Chinese Academy of SciencesPeople's Republic of China
- Institute of English StudiesPoland
- Institute of Enterprise and Entrepreneurs LimitedActive, Activities of other membership organizations n.e.c., Darlington, United Kingdom
- Institute of Entomology
- Institute of EntomologyČeské Budějovice, Czech Republic
- Institute of EntomologyPeople's Republic of China
- Institute of Entomology, the Chinese Academy of Sciences, Shanghai, China.
- Institute of Entrepreneurial ActivityDissolved, Belarus
- Institute of EntrepreneurshipActive, Maharashtra, since 1998
- Institute of Environmental Engineering, Polish Academy of SciencesPoland
- Institute of Environmental Management and Social Development LimitedStruck off, Delhi, since 2000
- Institute of Environmental MedicineParis, France
- Institute of Environmental ProtectionPoland
- Institute of Environmental Sciences and Engineering
- Institute of Environmental Sciences and TechnologySchaumburg, United States
- Institute of Epidemiology, Disease Control and ResearchDhaka, Bangladesh
- Institute of Ergonomics and Human FactorsActive, Activities of professional membership organizations, Henley-In-Arden, United Kingdom
- Institute of Ethical Business Solutions LLPActive, Maharashtra
- Institute of Ethiopian StudiesEthiopia
- Institute of Ethnology and AnthropologyPeople's Republic of China
- Institute of Ethnology and Anthropology, SkopjeNorth Macedonia
- Institute of Ethnology and Cultural Anthropology, Adam Mickiewicz UniversityPoland
- Institute of Ethnology and Folklore ResearchCroatia
- Institute of Ethnology, Czech Academy of SciencesCzech Republic
- Institute of European Intellectual Lexicon and History of IdeasItaly
- Institute of European JournalismFrance
- Institute of Event ManagementActive, Other professional, scientific and technical activities n.e.c., Warrington, United Kingdom
- Institute of Event Management Private LimitedActive, Uttar Pradesh, since 2026
- Institute of Evolutionary BiologyBarcelona Biomedical Research Park, Spain
- Institute of Excellence Private LimitedStruck off, Odisha, since 2000
- Institute of Excellent Career Education Private LimitedStruck off, Uttar Pradesh, since 2005
- Institute of Exercise and Sports Sciences (India) Private LimitedActive, Maharashtra, since 2012
- Institute of Exim Management Limited LiaActive, Maharashtra
- Institute Of Experiential Corporate ApplicationsNew Delhi
- Institute of Experimental and Clinical Medicineresearch, Tallinn, Estonia
- Institute of Experimental BiologyHarku, Estonia
- Institute of Experimental MedicineSoviet Union
- Institute of Experimental Medicine of the Czech Academy of SciencesCzech Republic
- Institute of experimental morphology, pathology and anthropology with museumBulgaria
- Institute of Experimental PhysicsSlovakia
- Institute of Experimental Psychology of the Centre of Social and Psychological Sciences of the Slovak Academy of SciencesSlovakia
- Institute of Experimental Veterinary Medicineagriculture, Belarus
- Institute of Explosives EngineersActive, Publishing of learned journals, Stafford, United Kingdom
- Institute of Export and International Trade (The)Active, Activities of professional membership organizations, Lynch Wood, Peterborough, United Kingdom
- Institute of Facial Aesthetic Medicine Private LimitedActive, Rajasthan, since 2023
- Institute of Family Law Arbitrators LimitedActive, Non-trading company, London, United Kingdom
- Institute of Family TherapyActive, Post-graduate level higher education, London, United Kingdom
- Institute of Feminist ResearchSpain
- Institute of Ferrous MetallurgyUkraine
- Institute of Fetal Medicine LLPActive, since 2025
- Institute of Film and Video Technology Private LimitedStruck off, Maharashtra, since 2012
- Institute of Finance and TechnologyActive, Thessaloniki, Greece
- Institute of Finance ManagementTanzania
- Institute of Financial AccountantsLondon, United Kingdom
- Institute of Financial Accountants of IndiaActive, Maharashtra, since 2010
- Institute of Financial Controllers and Administrators of IndiaActive, Rajasthan, since 2012
- Institute of Financial Management Privat E LimitedStruck off, Kerala, since 2001
- Institute of Financial PlanningCanada
- Institute of Financial Planning (India) LLPActive, Maharashtra
- Institute of Financial Planning (India) Pvt LtdActive, Maharashtra, since 1989
- Institute of Financial Services LimitedActive, Dormant Company, London, United Kingdom
- Institute of Financial Services MaltaActive, Pieta, Malta
- Institute of Financial Training & Placements Private LimitedActive, Uttar Pradesh, since 2025
- Institute of Financial Training and Research Private LimitedStruck off, Telangana, since 2008
- Institute of Fine Art in BaghdadIraq
- Institute of Fine ArtsChandigarh
- Institute of Fine Arts and Innovation of GarouaCameroon
- Institute of fine arts FoumbanCameroon
- Institute of Fine Arts NkongsambaCameroon
- Institute of Fine Organic ChemistryArmenia
- Institute of Fine Tuning and Consulting (I) Private LimitedStruck off, Telangana, since 2014
- Institute of Fire and Crisis Management Private LimitedActive, Haryana, since 2019
- Institute of First Aid and Paramedical Science FederationActive, Maharashtra, since 2021
- Institute of Fisheries and AquacultureBulgaria
- Institute of Fisheries DevelopmentChile
- Institute of Fisheries Management
- Institute of Fitness Education Private LimitedActive, Uttar Pradesh, since 2022
- Institute of FlaxBelarus
- Institute of Folklore
- Institute of Food and Agricultural SciencesUnited States
- Institute of Food and Radiation BiologySavar Upazila
- Institute of Food Science and TechnologyActive, business and professional associations, unions, London, United Kingdom
- Institute of Food TechnologistsChicago, United States
- Institute of Food TechnologyBrazil
- Institute of Foreign & Technical Education Private LimitedStruck off, Delhi, since 2010
- Institute of Foreign Intelligence Service of UkraineDissolved, Ukraine
- Institute of Foreign Language and Culture Private LimitedActive, Karnataka, since 2007
- Institute of Foreign Literature, Chinese Academy of Social SciencesPeople's Republic of China