List: 108 Technology Accelerators for Sustainability, Green IT and Climate Tech Startups

Here are accelerators 11-20:

11. AWS Space Accelerator: The accelerator in September 2025 selected 42 Indian startups focused on geospatial analytics, satellite propulsion, space sustainability and more, Analytics India Mag reported.

12. Angels Climate Tech Africa: Acumen, in collaboration with EY and ServiceNow, has launched Angels Climate Tech Africa. The accelerator is "designed to unleash the potential of founders in Africa who are tackling the climate crisis."

13. Apple's third Impact Accelerator class: The 12-company cohort includes Black-, Hispanic/Latinx-, and Indigenous-owned environmental solution and service providers focused on green technology and clean energy.

14. Avery Dennison AD Stretch Accelerator Program: This program is a non-dilutive startup accelerator that concentrates on customer engagement, sustainability and materials Innovation. 

15. Blackbaud Social Good Startup Program: The program is a tech accelerator designed to support early-stage software companies focused on solving problems that matter to the social impact community.

16. Boston University Sustainability Innovation Seed Grant honorees: The grants, announced in November 2024, are designed for "students who are passionate about developing sustainability projects with potential impacts for Boston University and beyond."

17. Breakthrough Energy Fellows -- Southeast Asia (BE Fellows, SEA): Breakthrough Energy, Temasek and Enterprise Singapore in April 2024 launched Breakthrough Energy Fellows -- Southeast Asia, a multi-year effort to "accelerate the development of early-stage climate-tech solutions in the region." More information and application details for BE Fellows - SEA will be announced in the second half of 2024, the organization said." And in September 2024, Breakthrough Energy launched its fourth Fellows Cohort -- featuring 25 startups that are developing technologies in hard-to-decarbonize industries.

18. Brinc Accelerator: Brinc in May 2024 selected nine startups for its Spring 2024 Climate Tech program. The startups focus on carbon dioxide removal (CDR) and agrifood.

19. Build3 Impact: Build3, a community focused on impact startups, is accepting applications for its fourth cohort. The next cohort will begin on February 17, 2025.

20. Caret 360 Accelerator: This accelerator provides capital, customized engagements, subject matter experts, business connections and investor connections. The application process typically opens in May, with the actual accelerator running July through September.

See accelerators 21-30 on the next page. Did we fail to mention a sustainability-focused accelerator? If so please email me the details (accelerator name, website, focus, etc.).