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Accelerator Atlas
ActiveVerifiedChecked against the program's own website or official documents.

Third Derivative (D3)

Climate & Energy · Run by RMI + New Energy Nexus · Boulder, CO

Verified Jul 22, 2026Official websiteHow to apply

Every field is checked against a primary source where we can. How we verify.

The facts

All fields verified Jul 22, 2026
Terms model
MixedA blend of the models above. Read the terms notes for the specifics.
Investment
Not publishedVirtual 18-month accelerator; admissions are rolling with multiple intakes per year and about a three-month application-to-decision process. Eligibility: minimum two full-time employees, working prototype (TRL 4+), for-profit, no basic science risk, global applicants welcome. Investment amounts and equity terms are not published and vary by cohort initiative, so amounts left null. Future Industries Partnership open call active as of July 2026 (Southeast Asia, India, Middle East focus); no deadline posted.
Equity taken
Not publishedVirtual 18-month accelerator; admissions are rolling with multiple intakes per year and about a three-month application-to-decision process. Eligibility: minimum two full-time employees, working prototype (TRL 4+), for-profit, no basic science risk, global applicants welcome. Investment amounts and equity terms are not published and vary by cohort initiative, so amounts left null. Future Industries Partnership open call active as of July 2026 (Southeast Asia, India, Middle East focus); no deadline posted.
Program length
78 weeks
Format
Remote
Location
Boulder, CO
Cohorts per year
Not published
Cohort size
Not published
Stage focus
early-stage climate tech
Sub-vertical
climate tech across all emissions sectors; industrial, cooling, batteries
Demographic focus
Not published
Backers
RMI, New Energy Nexus, BP, Shell, Microsoft, Energy Impact Partners, Fifth Wall, Prelude Ventures
Notable alumni
Not published

Terms notes: Virtual 18-month accelerator; admissions are rolling with multiple intakes per year and about a three-month application-to-decision process. Eligibility: minimum two full-time employees, working prototype (TRL 4+), for-profit, no basic science risk, global applicants welcome. Investment amounts and equity terms are not published and vary by cohort initiative, so amounts left null. Future Industries Partnership open call active as of July 2026 (Southeast Asia, India, Middle East focus); no deadline posted.

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Terms in plain English

Third Derivative is a global virtual climate tech accelerator founded by RMI and New Energy Nexus, structured as an 18-month program. Core support is a dedicated account manager, matchmaking with investors and corporate partners, mentorship, and access to RMI's network of energy experts. The program does not publish standard investment amounts or equity terms; terms vary by cohort and initiative, so ask directly during admissions.

Who this is actually for

Early-stage for-profit climate tech startups with at least two full-time employees and a working prototype at Technology Readiness Level 4 or above, past basic science risk. Applications are accepted globally on a rolling basis, and thematic tracks target specific sectors and regions, such as the current Future Industries Partnership focused on Southeast Asia, India, and the Middle East.

Application windows

  • General admissions (rolling, multiple intakes per year): Rolling: applications are reviewed on an ongoing basis.

    Verified date not recordedSource
  • Future Industries Partnership open call (Southeast Asia, India, Middle East focus; no deadline posted): Rolling: applications are reviewed on an ongoing basis.

    Verified date not recordedSource

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Sources

Everything above was checked against these, verified Jul 22, 2026.