CSR, Sustainability, ESG links
Oberoi Realty Ltd and
Oil And Natural Gas Corporation Ltd and CSR
Oil India Ltd and CSR
Oracle Financial Services Software Ltd and Corporate Responsibility
Orient Cement Ltd and Sustainability
Orient Electric Ltd and CSR Projects

Corporates
O & G
O2script Web Solutions
Oak Tree Cloud
Oakbridge Publishing
Oaknorth
Oakwood Developers Private Limited
Oaks Management Consultancy Pvt Ltd
Oasis Of Learning
Oasis Shipping Private Limited

O B Infrastructure Limited
Obara India Private Limited
Obeetee
Oberoi Hotels Pvt.Ltd.
Obelisk Infosystems
Oberoi Iibc
Obg Outsourcing Pvt Ltd
Obligr

Ocean Ceramics Private Limited
Ocean Diving Centre Limited
Ocean Interiors Limited
Ocean Lifespaces
Ocean Park Resients Association
Oceanfrogs
Oceangrowth
Oceanic Pharmachem Private Limited
Oceedee
Ocher
OCL India Limited
Ocm Private Limited
Octal It Solution
Octaware
Octel Networks
Octorite Technologies
Oculus Design Studio
Ocwen Financial Solutions Private Limited

Oddy Labs
Odisha Gramya Bank

Odisha Hydro Power Corporation Limited and CSR

Odisha Power Generation Corporation Limited
Odisha State Beverages Corporation Limited
Odisha Television Limited.

OERC Academy

Oerlikon

Offbeat Infotech

Offcampus
Offcoders Solutions

Offerplant Technologies Pvt Ltd

Officepulse
Officer Bitiya
Officetimer
Official Gates

Offshore Infrastructures Limited

Ogilvy India

OHM Stock Broker Private Limited

Oi Media

Oil And Natural Gas Corporation Limited
Oil India Limited and Sustainability
Oilmax Energy

Ojas Systems

Okay Done
Oktobuzz

Olam International
Olatus Systems Private Limited

Olbuz

Old Bridge Capital Management

Olimeds Pharma Pvt. Ltd.
Olive
Olive Builders And Developers Private Limited
Olive Exports Private Limited
Olive Green Consulting
Olive Tree Trading
Oliveboard
Olivecloud Tech Private Limited

Olympeo Infrastructure
Olympiad Success
Olympic Zippers Limited

Om Infosolutions
Om Logistics Limited
Om Metals Infraprojects Limited
Om Oil And Flour Mills Limited
Om Sai Intex Private Limited
Om Shree International Pvt. Ltd.

Omax Autos Limited
Omaxe

Omega Ev Solutions
Omega Healthcare Management Services Private Limited
Omega Icehill
Omega Industries Pvt Ltd
Omega-Kemix Pvt. Ltd

Omg Group Of Companies

Omidyar Network India
Omit - Online Marketing Institute And Training

Omka Tech
Omkar Corporation
Omkara Assets Reconstruction Private Limited

Omniactive Health Technologies Limited
Omni Matrix
Omnicom Media Group India Private Limited
Omnie Solutions (India ) Private Limited
Omnibridge
Omnion
Omnipresent Robot Tech
Omnisyssolutions
Omniversity

Omorfee
Omori India Private Limited

Omrion Logistics

Omsairam Steels And Alloys Private Limited
Omsoftware

On Secret Hunt
On Time Solutions

Onbenchmark

One Dream Group
One Earth Hotels
One Future Collective
One Mobikwik Systems Limited
One7 Ventures
One9 Tech Startup Studio
One 97 Communications Limited (Known for Paytm)
Oneclick It Consultancy Pvt Ltd
Oneculture
Oneglobal
Oneistox
Onelearn
Onelearn Global
Onelearning Edusphere
Onelxp By Illumnusâ®
Onendf
Oneskai
Onestep Global
Onestop Nri Advisory
Oneto11
Onetreehill Wealth Partners
Oneture Technologies
Oneworld Corporation Private Limited
Oneworld Foundation India
Onextel Media Private Limited

ONGC and Sustainability
Ongc Tripura Power Company Ltd
ONGC Videsh Limited
Ongil

Onille Digital Marketing Agency

Online Apes Media
Online Clothing Study
Online Idea Lab
Online India Tech Private Limited
Online Net India
Online Trouble Shooters
Onlinechalo.In

Only B2b

Onn Bikes
Onnet Systems
Onnivation

Onqanet Technologies

Onshore Construction Company Private Limited
Onsitego
Onsurity

Ontrack
Ontum Education

Onward Technologies Limited

Onyx Infrastructures

Oocl India Limited
Ooka Radio
Ooredoo Maldives

Opac Engineering Pvt. Ltd.
Opal Furnitech

OPC Asset Solutions Private Limited

Open Financial Technologies
Open Canvas
Open Consulting Group
Open Spaces Consulting
Open Square
Open World Trips
Opensum
Opentext
Openthrive
Opera Housing Pvt Ltd
Opera Solutions India Private Limited
Opesh Singh

OPG Securities Private Limited

Opicle
Opine Group

Opk E Services

Oplifi

Opportunity One Step Solutions
Opposite - Home - Branding And Ux Design Studio

Opraahfx

Opt It Technologies
Optic Electronic (India) Private Limited
Optimetrix
Optiemus Infracom Limited
Optiminastic Media
Optimystix Entertainment India Private Limited
Optimist Brand Design
Optimistic Technology Solutions Pvt. Ltd.
Optimizt Technologies
Optimum Technical Labs Llp
Optimum Visa

Optimystix Entertainment India Private Limited
Option Matrix
Options Media Private Limited
Opto Circuits (India) Limited
Optomech Engineers Pvt. Ltd
Optra
Optym

Opusing

Oracle Financial Services Software Limited
Oracle India Private Limited
Orage Digital Pvt Ltd.
Oranje Kracht Energy
Orakris
Oralium Limited
Orange Auto
Orange Business Services India Solutions Private Limited
Orange Idea
Orange Retail Finance
Orange Technolab
Orange Tours And Travels
Orange Videos
Orangebeak Technologies Pvt. Ltd.
Orangemantra

Orbinox India Private Limited
Orbis Consulting Services
Orbit Animate Pvt. Ltd.
Orbit Inhouse
Orbit Research Associates Private Limited
Orbital Mekatronik Systems Pvt. Ltd.
Orbitech Limited

Orchid Blues Media Network Pvt. Ltd.
Orchid Medical Centre

Organic India
Orglife Healthcare Pvt. Ltd.
Orgstead
Orgware Technologies

Oricon Enterprises Limited
Orient Cables
Orient Cement Limited
Orient Craft Ltd
Orient Creations
Orient Electric
Orient Paper And Industries Ltd.
Orient Pest Control
Orient Spectra
Oriental Clearing Agencies
Oriental Cuisines Pvt. Ltd.
Oriental Trimex Limited
Orientbell Tiles
Origiin Ip Solutions Llp
Origin Interactive
Origin It Solution
Origin Learning
Original Innovative Logistics (India) Private Limited
Origzo
Orion Academy
Orion Conmerx Private Limited
Orion Consulting
Orion Consulting
Orion Engineered Carbons
Orion Entertainment Pvt Ltd.
Orix Auto Infrastructure Services Limited

Ormax Media
Ormax Online

Ornet Intermediates Limited

Oro Decor Private Limited

Orpiv Technologies

Orra Fine Jewellery Private Limited
Orris Infrastructure Private Limited

Orseep

Ortho Care
Orthotv
Ortiva Realty

Oruga World

Oscar Foundation
Oscar Investments Limited

Osoft Labs
Osource Global Private Limited

Ospyn Technologies

Osram

Ossabois

Òsteria

Oswal Agro Mills Limited
Oswal Exim Trade Limited
Oswal Greentech Limited
Oswal Industries Limited
Oswal Knitting And Spinning Industries Limited
Oswal Spinning And Weaving Mills Ltd
Oswal Woollen Mills Ltd

Otarea

OTIS Elevator Co (India)Ltd

OTS Advertising

Ottoedge

Oust Labs
Outshade Digital Media
Outsourcing Partners Inc
Outstrip

Ovearth
Overseas Education Solutions
Overseas Polymers Private Limited

Owen Mumford
Own Business Management

Oxbuilt Infratech (P) Limited

Oxemberg Clothing Private Limited
Owens Corning Industries (India) Private Limited
Owens-Coring(India) Private Limited

Oxo Solutions

Oxper Martech

Oxxo Care Cleaners

Oxy Flow Controls
Oxymoney
Oxyzenfin Private Limited

Oye Happy
Oyelabs
Oyo

Ozone Infomedia
Ozoprop Technologies Private Limited