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List: 80 Technology Accelerators for Sustainability, Green IT and Climate Tech Startups

April 28, 2025 by Joe Panettieri

Here are accelerators 31-40:

31. Greentown Labs: The climate incubator works with Saint-Gobain on the Greentown Go Build accelerator -- which focuses on advanced circularity and building decarbonization startups. Here are the January 2024 startup cohort members.

32. HackZone Scale Up Accelerator: This is a six-month program for startups that address AI and machine learning, gamification, and combating climate change.

33. HP Digital Equity Accelerator: HP opened applications for the Digital Equity Accelerator. Qualified organizations in Greece, Indonesia, Nigeria, and Spain are invited to apply until February 12, 2025. Selected nonprofit organizations will receive US$100,000 in HP Foundation grants, HP technology (roughly US$100,000 value), and six-months of programmatic support to scale digital equity solutions. 

34. Hyundai's Zero1NE starup accelerator: The organization as of February 2024 was seeking applications through March 10, 2024.

35. IBM Sustainability Accelerator: This is a pro bono program that serves nonprofit and governmental organizations globally. Those organizations, leveraging IBM's hybrid cloud and artificial intelligence (AI) technologies, support communities that are especially vulnerable to environmental threats -- such as climate change, extreme weather, and pollution. Related February 2025 Update: The IBM Sustainability Accelerator is seeking applications for its next cohort. The accelerator is open to nonprofit and government organizations worldwide. Deadline for submissions for this cohort is April 30, 2025.

36. Intel Ignite: This is the chip giant's accelerator program for early-stage startups. Intel in October 2023 selected 10 companies for its U.S. cohort. Among sustainability-oriented startups to note:

  • Gaia AI: Measurement and analytical tool for data-driven forest management.
  • Intramotev: Self-propelled battery-electric railcars for the railroad industry.
  • Mesodyne: Power generator that provides reliable, efficient, quiet, portable and long-endurance power from any fuel.
  • TryCarbonara: A platform to measure and reduce the carbon emissions of software.

37. Ireland's National Sustainability Accelerator: Also known as the 2050 accelerator, the program gives "top Irish and international startups the opportunity to work with companies leading Ireland’s transition to Net Zero."

38. Johnson Controls Incubator: Johnson Controls-Hitachi Air Conditioning Limited will launch a startup incubator in Kadi, Gujarat, The Economic Times of India reported in October 2024. The incubator plans to support manufacturing-focused startups that foster technological advancements, sustainability, and energy efficiency. The incubator involves a partnership with India's Department for Promotion of Industry and Internal Trade (DPIIT). We don't know when the incubator will select its first cohort of startups.

39. KPMG Nature Positive Challenge: The Nature Positive Challenge focuses on "rebuilding and protecting natural ecosystems and promoting sustainable agriculture and food systems," the company said. The 2024 annual competition is open to startups in Australia, Fiji and Papua New Guinea.

40. Logitech Future Positive Challenge: This isn't a traditional accelerator. But the challenge, organized by Logitech, helps startups to "showcase your innovative, sustainability-focused solutions to engineering and process design challenges in consumer electronics."

See accelerators 41-50 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.).

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