# CarbonStrong funding: rounds and investors

> CarbonStrong has raised $1.3M across 1 round since 2026. Investors include IAN Angel Fund, Rainmatter and Spectrum Impact. Every round with its source.

Source: https://millionrounds.com/company/carbonstrong (Millionrounds; every figure on the page links to its filing or article)

India · [Seed startup](https://millionrounds.com/companies)

# Who invested in *CarbonStrong*

One round we have observed, with the 5 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Chemicals & Materials Climate Tech Construction

Raised 2 months ago

Funding summary Updated 26 Oct 2026

**$1.3M** raised across 1 round since 2026, from 1 source

- **Latest round:** Seed, $1.3M Aug 2026
- **Led by:** IAN Angel Fund
- **Investors:** 5 (1 led)

See who backed them

## The rounds

- **Aug 2026** Seed **$1.3M** [IAN Angel Fund](https://millionrounds.com/fund/ian-angel-fund) Lead [Rainmatter](https://millionrounds.com/fund/rainmatter) [Spectrum Impact](https://millionrounds.com/fund/spectrum-impact) [Full Circle Ventures](https://millionrounds.com/fund/full-circle-ventures) [Social Alpha](https://millionrounds.com/fund/social-alpha) Reported by IAN Group

## Founders and team

From CarbonStrong's own website: 2 founders.

**Harsh Jain** CEO & Co Founder

**Vikramaditya Singh** COO & Co-Founder

## Everyone who backed them

[IAN Angel Fund](https://millionrounds.com/fund/ian-angel-fund) VC firm **1** round, led 1

[Rainmatter](https://millionrounds.com/fund/rainmatter) VC firm **1** round

[Spectrum Impact](https://millionrounds.com/fund/spectrum-impact) Advisor **1** round

[Full Circle Ventures](https://millionrounds.com/fund/full-circle-ventures) VC firm **1** round

[Social Alpha](https://millionrounds.com/fund/social-alpha) Accelerator **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=carbonstrong).

## Also claim to have backed them

This firm lists CarbonStrong as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Momentum Capital](https://millionrounds.com/fund/momentum-capital-2) VC firm Per its own site

## Quick answers about CarbonStrong

### Who invested in CarbonStrong?

CarbonStrong's investors include IAN Angel Fund, Rainmatter, Spectrum Impact, Full Circle Ventures and Social Alpha. IAN Angel Fund led its latest round.

### How much has CarbonStrong raised?

CarbonStrong has raised $1.3M across 1 round since 2026.

### When did CarbonStrong last raise?

CarbonStrong's most recent round was a Seed of $1.3M in Aug 2026, led by IAN Angel Fund.

### What was CarbonStrong's biggest round?

Its most recent round, $1.3M in Aug 2026, is also its largest on record.

### Who backed CarbonStrong first?

CarbonStrong's first round on record, in Aug 2026, was backed by IAN Angel Fund, Rainmatter and Spectrum Impact and 2 others.

### What stage is CarbonStrong at?

CarbonStrong's latest named round is a Seed, in Aug 2026.

### Where is CarbonStrong based?

CarbonStrong is based in India.

### Who led CarbonStrong's rounds?

IAN Angel Fund led the Seed in 2026.

## Companies like CarbonStrong

In the same sector, and raised in the last eighteen months.

[**ThinkMetal** $2.8M · Oct 2026](https://millionrounds.com/company/thinkmetal)[**Whizzo** $37M · Oct 2026](https://millionrounds.com/company/whizzo)[**Invisel** $419K · Aug 2026](https://millionrounds.com/company/invisel)[**BatX Energies** $16M · Jul 2026](https://millionrounds.com/company/batx-energies)[**Neysa** $1.9B · May 2026](https://millionrounds.com/company/neysa)[**Statiq** $18M · Feb 2026](https://millionrounds.com/company/statiq)

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