These Mumbai-based professional services firms are predominantly large companies, many with a global presence. They span a broad range of sectors including IT services, financial services, real estate, and engineering. Notable firms include LTIMindtree, a global technology consulting company, and HDB Financial Services Ltd., which offers diverse financial lending products and BPO services. Tata Consulting Engineers specializes in integrated engineering solutions, while JLL India focuses on real estate and investment management.
The data shows a strong concentration of headquarters in Mumbai, reflecting its status as a major business hub. The listed companies also represent a mix of established firms, such as Khaitan & Co. founded in 1911, and more recent enterprises like ANAROCK, established in 2017.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
LTIMindtreeltm.com
A global technology consulting company driving digital transformation for enterprises, delivering superior business outcomes through domain expertise and innovative digital solutions |
99,387 | |||
| 2 |
HDB Financial Services Ltd.hdbfs.com
Provides diverse financial lending products like personal, business, and vehicle loans, alongside BPO services such as collection call centers and back-office operations for individuals and businesses. |
60,142 | |||
| 3 |
Tata Consulting Engineerstataconsultingengineers.com
Global leader in integrated engineering solutions with expertise in infrastructure, power, and resources across various industries, serving both domestic and international markets |
12,755 | |||
| 4 | 6,375 | ||||
| 5 | 6,141 | ||||
| 6 |
B S R & Co. LLP
A network of firms in India offering audit, tax, and advisory services to a diverse client base, focusing on quality, expertise, and technology adoption |
6,083 | |||
| 7 |
Dubai Jobs, Gulf Jobs, Jobs in Dubai, Qatar, Kuwait - Boyen Haddin & The Giant HR Consultantboyenhaddin.com
Global advisor specializing in executive search, board consulting, and leadership development across diverse industries and regions, including India, UAE, China, and Gulf countries |
5,247 | |||
| 8 |
Tata Communications Transformation Services (TCTS)tatacommunications-ts.com
Specializing in business transformation and managed network operations for telecommunication providers globally, leveraging Tata group's expertise and global presence |
5,156 | |||
| 9 |
Innovsourceinnov.in
A leading staffing provider with over 19 years of experience in hiring, workforce management, general staffing, facility management, and HR technology |
4,520 | |||
| 10 | 3,978 | ||||
| 11 |
CA Firmsvtandassociates.in
A Chartered Accountants firm established in 2019, providing Audit, Assurance, Taxation, and Risk Advisory services to organizations across sectors with 13+ years of combined experience |
3,231 | |||
| 12 |
Onward Technologies Limitedonwardgroup.com
Engineering services outsourcing specializing in digital, embedded, mechanical engineering for global OEMs across multiple industrial sectors and geographies. |
3,023 | |||
| 13 |
Khaitan & Cokhaitanco.com
A renowned full-service law practice in India, with a century-long legacy and a large team of experienced legal professionals |
2,730 | |||
| 14 |
TUV India Pvt. Ltd.tuv-nord.com
Technical services provider offering industrial inspections, management certifications, building infrastructure consultancy, food testing, product certifications, and engineering safety training across diverse global sectors. |
2,642 | |||
| 15 |
ANAROCKanarock.com
A prominent Indian real estate services company utilizing a proprietary technology platform for faster marketing and sales across the real estate lifecycle |
2,457 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
Capita Indiacapita.co.uk
A global business process management company offering back office administration, customer contact services, technology solutions, and digital services like website development and design |
2,374 | |||
| 17 |
Aarvi Enconaarviencon.com
Leader in providing engineering consultancy and technical assistance across oil & gas, refinery, power, and infrastructure sectors with a strong team of over 5000 professionals |
2,305 | |||
| 18 |
Globule Consultingglobuleconsulting.com
Globule Consulting offers comprehensive consulting services to help businesses thrive, grow, and maximize profitability through tailored strategies and innovative solutions |
2,115 | |||
| 19 |
Kantar IMRBkantar.com
A pioneer in market research in Asia, offering customized solutions and leveraging global resources to drive growth for clients |
2,035 | |||
| 20 |
Adfactors PRadfactorspr.com
Leading PR agency in India, serving clients across 25+ industries in 40 cities Recognized for delivering on complex PR briefs globally |
1,897 | |||
| 21 | 
SIEMENS TECHNOLOGY AND SERVICES PRIVATE LIMITEDpsypr.com
A technology and services company based in Mumbai, Maharashtra, India, specializing in various industries and sectors |
1,832 | |||
| 22 |
Trilegaltrilegal.com
A leading Indian law firm with offices in major cities, specializing in complex transactions and offering unique client service across various practice areas |
1,810 | |||
| 23 |
Cyril Amarchand Mangaldascyrilshroff.com
Leading Indian law firm with global reputation, offering trusted legal advice to diverse clients including businesses, financial institutions, government bodies, and more |
1,640 | |||
| 24 |
RSM Indiarsmindia.in
A leading Indian firm providing tax, accounting, and consulting services as the sole Indian member of a global network in 120 countries |
1,630 | |||
| 25 |
Trigyn Technologiestrigyn.com
Global provider of digital transformation solutions and services, supporting governments and corporations with quality, cost-effective technology to meet business challenges. |
1,559 | |||
| 26 |
Bombay High Court - India
Legal representation in civil and criminal cases in Bombay High Court and other courts in Mumbai since 2014 |
1,446 | |||
| 27 |
Nexdigmnexdigm.com
An employee-owned global organization providing customized business solutions across industries with a focus on healthcare, food processing, and financial services |
1,426 | |||
| 28 |
Marsh McLennan Global Services India Private Limited (MMGS)mmc.com
A leading professional services firm specializing in risk, strategy, and people, offering career opportunities in India through their global website |
1,402 | |||
| 29 |
Orcapodorcapod.work
A leading talent supply chain company in India, offering services in demand planning, talent acquisition, and management, as well as platform-driven HR services |
1,263 | |||
| 30 |
T&M Services Consulting Pvt Ltdtnmhr.com
The company provides top Human Resource Outsourcing services, Executive Search, Employee Leasing, and Temporary Staffing to clients in India and overseas |
1,253 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
More company lists in Mumbai
- The largest companies in Mumbai 3,048
- Multinational companies in Mumbai 652
- Manufacturers in Mumbai 519
- Financial services firms in Mumbai 500
- Financial Services companies in Mumbai 437
- Publicly traded companies in Mumbai 348
- Companies with a mobile app in Mumbai 298
- Retail chains in Mumbai 283
- Companies with in-house R&D in Mumbai 258
- Critical infrastructure operators in Mumbai 233
- Corporate groups and holding companies in Mumbai 215
- IT Services and IT Consulting companies in Mumbai 171
- Education providers in Mumbai 149
- IT services companies in Mumbai 145
- Chemical companies in Mumbai 141
- Hardware manufacturers in Mumbai 137
- Pharmaceutical companies in Mumbai 118
- Consulting firms in Mumbai 115
- E-commerce companies in Mumbai 110
- Pharmaceutical Manufacturing companies in Mumbai 109
- Energy companies in Mumbai 92
- Logistics companies in Mumbai 90
- AI companies in Mumbai 89
- Hotel and hospitality groups in Mumbai 89
The same list elsewhere in India
- Professional services firms in India 1,028
- Professional services firms in Maharashtra 301
- Professional services firms in Karnataka 161
- Professional services firms in Tamil Nadu 82
- Professional services firms in Uttar Pradesh 81
- Professional services firms in Gujarat 72
- Professional services firms in Haryana 72
- Professional services firms in Telangana 29
- Professional services firms in Bengaluru 152
- Professional services firms in New Delhi 106
- Professional services firms in Gurugram 67
- Professional services firms in Noida 67
- Professional services firms in Pune 66
- Professional services firms in Chennai 64
- Professional services firms in Ahmedabad 52
- Professional services firms in Hyderabad 27