| Firm | India Headquarters | Services & Key Clients in India |
| McKinsey & Co. | Mumbai | Services: Strategy, Digital, Operations. Clients: Top Indian conglomerates (Tata, Reliance), Government of India (NITI Aayog), State Governments. |
| Boston Consulting Group (BCG) | Mumbai | Services: Corporate Strategy, Public Sector Advisory. Clients: Leading business houses, Central and State Governments on social and economic projects. |
| Bain & Company | Mumbai | Services: Private Equity Advisory, Growth Strategy. Clients: Major global Private Equity funds, large Indian corporates. |
| Deloitte Consulting | Mumbai | Services: Technology Implementation, Human Capital, Strategy. Clients: All major Indian corporates, various government ministries on large-scale tech projects. |
| PwC Advisory (Strategy&) | Mumbai | Services: Deals, Forensics, Strategy. Clients: Indian companies, Government of India on policy and infrastructure. |
| EY Advisory (EY-Parthenon) | New Delhi | Services: Strategy, Technology, People Advisory. Clients: Indian conglomerates, startups, Central and State Governments. |
| KPMG Advisory | Mumbai | Services: Risk & Management Consulting. Clients: Indian corporates, Government of India on governance and process improvement. |
| Accenture | Mumbai | Services: Technology Consulting, Systems Integration, BPO. Clients: Dominant tech partner for top Indian corporates and government “Digital India” projects. |
| Kearney | Gurugram | Services: Strategic Operations, Supply Chain. Clients: Leading firms in automotive, consumer goods, and retail sectors. |
| Oliver Wyman | Mumbai | Services: Financial Services, Risk Management. Clients: Niche focus on major banks and financial institutions. |
