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CarbonStrong

Bengaluru, India

seed$1.5M raisedClimate TechAdvanced MaterialsConstruction Tech

◆ Total Raised

$1.5M

◆ Stage

seed

◆ Location

Bengaluru, India

◆ Founded

2022

◆ Team size

1-10

◆ Links

◆ About CarbonStrong

Bengaluru-based climate-tech startup that converts industrial waste into materials to replace up to 50% of cement in concrete.

◆ What sets it apart

Its binder can replace up to 50% of cement in concrete using industrial waste while integrating into existing production setups with no special handling.

◆ Sectors

Climate TechAdvanced MaterialsConstruction Tech

◆ Business

Modelhardware

CustomerConcrete producers, cement and construction companies, and builders seeking lower-carbon materials

◆ Notable

  • Developed a low-carbon binder that can replace up to 50% of cement in concrete
  • Raised ₹12.5 crore in funding led by IAN Angel Fund in 2026
  • Selected/featured in Third Derivative's portfolio
  • Reported pre-seed backing from Momentum Capital and Bharat Founders Fund

◆ Funding rounds

seed$1.5M

25 Aug 2026

Led by IAN Angel Fund

With Rainmatter, Social Alpha, Spectrum Impact, Full Circle Ventures

Source ↗

◆ Explore the market

◆ FAQ

What does CarbonStrong do?

Bengaluru-based climate-tech startup that converts industrial waste into materials to replace up to 50% of cement in concrete.

Where is CarbonStrong based?

CarbonStrong is based in Bengaluru, India, founded in 2022.

How much has CarbonStrong raised?

CarbonStrong has raised $1.5M in tracked funding and is currently at the seed stage.

Who has invested in CarbonStrong?

Investors in CarbonStrong include IAN Angel Fund, Rainmatter, Social Alpha, Spectrum Impact, Full Circle Ventures, Momentum Capital and Bharat Founders Fund.