Skip to content
Unclaimed
Discovery tool, not advice. Every figure is the published rule, not a decision on your case.
Accelerators

Third Derivative (RMI climate tech accelerator)

Status

Status not published

Cohort applications open in windows announced by RMI. Recent cohorts have been announced in the first half of the year.

Check with the funder
Amount
Not published

Equity-free accelerator with access to a corporate and investor syndicate. Some cohorts have included pilot funding; no standard cash award is published.

Funder

RMI (Rocky Mountain Institute)

private · supranational

Deadline: One call a year — Cohort applications open in windows announced by RMI. Recent cohorts have been announced in the first half of the year.

Your odds
Not published

This funder does not publish a success rate. We rank it using the rate observed across similar programmes and label it as an estimate rather than implying we know.

Effort
quick

Quick — mostly identity and bank details.

Who can apply

Climate technology startups worldwide

Related reading: How grant deadlines actually work

Apply on the funder's site

Source. https://www.third-derivative.org/ · not human-checked

Verified on 14 August 2026

Source: funder's homepage — the programme page was not found

Similar programmes

HAX (SOSV hard tech programme)

Status not published

SOSV / HAX

IndieBio (SOSV life sciences programme)

Status not published

SOSV / IndieBio

Y Combinator - biotech and healthcare companies

Open continuously

Y Combinator Management, LLC

Entrepreneur First (EF)

Status not published

Entrepreneur First

Techstars Accelerator

Status not published

Techstars

500 Global Flagship Accelerator and regional programmes

Status not published

500 Global

Paid, separate from Unclaimed

Want a human to review your application?

Involve Consulting can help — a paid expert-review service run by the same person behind Unclaimed, entirely separate from this free check. A flat fee, agreed up front; never a cut of what you receive.

Talk to Involve Consulting