“Biggest” can mean largest by revenue, scale, or influence. Here are 10 prominent interior / design firms in India that consistently stand out in terms of reputation, scale, and project portfolio:
- Livspace — Pan-India interior & renovation platform. (Novatr)
- Morphogenesis — Architecture + interiors, known for sustainable large-scale projects. (Architizer)
- Studio Lotus — New Delhi–based design and interior firm with award-winning works. (Wikipedia)
- K2India — Luxury and high-end interiors across India. (AND Academy)
- The KariGhars — Recognized for modern residential interiors. (AND Academy)
- Savio & Rupa Interior Concepts — Known for bespoke and luxury home interiors. (AND Academy)
- Vinita Chaitanya / Prism — High-end, signature style interiors. (AD Middle East)
- Gauri Khan Designs — Celebrity-level luxury and glamorous interiors. (Architectural Digest India)
- HomeLane — Large interior / renovation company with broad reach. (Novatr)
- Mangesh Lungare (Architecture & Interior Design) — Featured among top 10 Indian interior design studios. (indiadesignid.com)
If you want, I can filter to Delhi/NCR interior firms and give their contact details + sample rates.




