NSRCEL Project Circular Bharat Accelerator

Open now NSRCEL IIM Bangalore, with Hindustan Unilever, NITI Aayog and Xynteo All of India

Grant

Amount set per project

Apply on the official site

What it funds: Milestone grants, pilots and mentoring for revenue-stage circular economy startups
Who can apply: Tech-enabled circularity startup incorporated in India
Operating 1 to 10 years, team of 50 or fewer
Market-ready product, early revenue, pilot-ready (TRL 5+)
When you can apply: Open nowNo fixed deadline
How to apply: Apply on the NSRCEL Circular Bharat page; the interest form alone is not an application
Best for: Early revenue, Growth stage
Sectors: CleanTech
Run by: Incubators and universities

ONGC Start-up FundInvestment amount set per startup from a ₹100 crore fund Open all year
Rainmatter Foundation Grants and FellowshipsAmount set per project Open all year
Social Alpha Entrepreneur in Residence Fellowship₹60,000 a month, plus a chance to pitch for up to ₹50 lakh Open all year
The Earth PrizeUSD 10,000 per regional winner (USD 104,500 total pool) Closes 10 Jan 2027
The Liveability ChallengeS$1 million grant for the top Oceans solution; over S$5.5 million in total Closes 18 Feb 2027
UNDP Ocean Innovation Challenge (5th Call)Up to US$100,000 per project Closes 15 Nov 2026
Social Alpha Techtonic: Innovations for SustainabilityUp to ₹60 lakh (scale-up); ₹40 lakh (pilot); ₹30 lakh (R&D) Closed
Thoughtworks and Venture Center CSR GrantUp to ₹4 lakh per grantee Closed

CleanTech grants for startups

Starter opens 30 grants in full. Pro opens every one.