Download Our List of The Top 100 Accelerators & Incubators

This free sheet contains 100 accelerators and incubators you can apply to today, along with information about the industries they generally invest in.

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
100 Accelerators & Incubators
Download The List of the 100 Highest-Valued Unicorns

This free sheet contains all the information about the top 100 unicorns, including their valuation, HQ's location, founded year, name of founders, funding amount and number of employees.

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
100 Top Unicorns
Get Free Access to The Founder's Handbook

This free Notion document contains the best 100+ resources you need for building a successful startup, divided in 4 categories: Fundraising, People, Product, and Growth.

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
The Founder's Handbook

Top 33 Cleantech Accelerators and Incubators (2026)

Description

CTA

The cleantech sector is supported by a global network of accelerators and incubators. These programs provide funding and guidance to startups focused on environmental solutions.

For example, Switzerland's Venture Kick has backed over 1,400 companies and seen more than 70 exits. Similarly, Start-Up Chile has funded over 1,000 ventures.

Below is our list of the best 33 Cleantech accelerators and incubators.

Failory's Top 10 Picks

Fundraising OS
Tool
Fundraising OS

Everything you need to raise funding for your startup, including 3,500+ investors, 7 tools, 18 templates and 3 learning resources.

Buy It For $97 $297
Accelerators & Incubators List
Sheet
2,189 Accelerators & Incubators

Information about the industries, countries, and cities they generally invest in.

Get the Sheet for $50
Complete Unicorns List
Sheet
1,600+ Unicorns

Information about their valuation, HQ's location, founded year, name of founders, funding amount and number of employees.

Get the Sheet for $50
BioTech & Health Investors
Sheet
250 BioTech & Health Investors

List of startup investors in the BioTech, Health, and Medicine industries, along with their Twitter, LinkedIn, and email addresses.

Get the Sheet for $50
AI Investors
Sheet
250 AI Investors

List of 250 startup investors in the AI and Machine Learning industries, along with their Twitter, LinkedIn, and email addresses.

Get the Sheet for $50
FinTech Investors
Sheet
250 Fintech Investors

List of 250 startup investors in the FinTech and Finance industries, along with their Twitter, LinkedIn, and email addresses.

Get the Sheet for $50

Venture Kick helps entrepreneurs from Swiss universities transform scientific innovation into commercial ventures with pre-seed funding. Its unique, three-stage financing model provides up to CHF 150,000 to help kickstart promising deep tech and science-based companies.

HeadquartersSchlieren, Zurich, Switzerland
Year Founded2007
FoundersJordi Montserrat, Pascale Vonmont, Beat Schillig
Investment AmountCHF 150K total; Kickfund: up to CHF 850K equity
Equity TakenStage 1: Grant; Stages 2&3: Convertible loan; Kickfund: 20% of next rounds (caps apply)
Nº of Investments1405
Nº of Exits75
WILCO Logo

2. WILCO

WILCO accelerates early-stage tech startups through a unique, KPI-driven program designed for rapid growth. They guide companies across various sectors, from FinTech to MedTech, with the goal of scaling them from their first client to their first million euros in annual recurring revenue within three years.

HeadquartersParis, Ile-de-France, France
Year Founded2001
Founders
Nº of Investments211
Nº of Exits53
Program TypeOn-Site

Created by the Chilean government, Start-Up Chile attracts global entrepreneurs to bootstrap their startups with equity-free funding. The program supports founders at various stages, from building an MVP to scaling, making it a unique hub for innovation.

HeadquartersSantiago, Region Metropolitana, Chile
Year Founded2010
FoundersCharles Van Norman, Nicolás Shea, Diego Philippi
Investment AmountBuild: $15K (early stage/MVP); Ignite: $25K (product-market fit); Growth: $75K (scaling)
Equity Taken0%
Nº of Investments1099
Nº of Exits48
Program TypeOn-Site
Duration (Weeks)24
Idealab Logo

4. Idealab

As one of the longest-running technology incubators, Idealab provides the resources for startups to quickly bring innovative products to market across a wide spectrum of industries. They focus on turning bold ideas into successful companies, providing hands-on support and funding to build foundational businesses, including the search advertising pioneer Overture.

HeadquartersPasadena, California, United States
Year Founded1996
FoundersWilliam T Gross, Marcia Goodstein, Tom Hughes, Mark Goodstein
Investment Amount~$250K
Nº of Investments100
Nº of Exits38

Partnering with other capital providers, the London Co-Investment Fund injects seed funding into high-growth tech, science, and digital startups across the city. They support a diverse portfolio of companies in sectors like FinTech, AI, and SaaS to foster a stronger local innovation ecosystem.

HeadquartersLondon, England, United Kingdom
Year Founded2014
FoundersMaggie Rodriguez-Piza, John Spindler
Nº of Investments119
Nº of Exits16

As one of Europe's most active investors, Startup Wise Guys accelerates early-stage B2B startups in sectors including SaaS, Fintech, and Cybersecurity. The firm provides intensive mentorship and funding, helping its portfolio companies achieve an impressive survival rate of over 80 percent.

HeadquartersTallinn, Harjumaa, Estonia
Year Founded2012
FoundersHerty Tammo, Christian Testman, Cristobal Alonso, Jon Bradford, Mike Reiner
Investment Amount$60K-$120K (typically up to €100K)
Equity TakenNegotiable (example: 9% for €55K)
Nº of Investments636
Nº of Exits14
Duration (Weeks)22

Tech Wildcatters provides mentorship and seed funding for early-stage startups, with a strong focus on the B2B enterprise space. Founders receive between $100K and $130K to help them navigate the critical first steps of building their company.

HeadquartersDallas, Texas, United States
Year Founded2009
FoundersJohn Reed, Brad Taylor, Jon Feld, Gabriella Draney Zielke
Investment Amount$100K-$130K seed funding
Equity TakenUp to 10%
Nº of Investments103
Nº of Exits13

As a family-owned firm, they provide hands-on support and funding to pre-seed and seed stage deep tech companies aiming to make a positive planetary impact. By joining teams as investors, advisors, and even part-time employees, they have helped build notable companies including Klarna.

HeadquartersStockholm, Stockholms Lan, Sweden
Year Founded2002
FoundersJane Walerud, Bengt Walerud, Caroline Walerud
Investment AmountUp to €1M per investment
Nº of Investments25
Nº of Exits10

Dedicated to building and scaling globally competitive companies, the Accelerator Centre supports tech startups in sectors ranging from AI and cleantech to advanced manufacturing. They provide a unique blend of in-house mentorship, educational programming, and access to a network of experts and capital to guide founders from the seed stage to market launch.

HeadquartersWaterloo, Ontario, Canada
Year Founded2006
Founders
Investment AmountAerospace Program: up to $600K in-kind tools/services
Nº of Investments211
Nº of Exits9
Program TypeOn-Site
Duration (Weeks)144

IDEA operates as a student-led venture accelerator, fostering the development of entrepreneurs in the Northeastern community. They provide essential resources and support to help early-stage companies across a wide range of industries, from AI and healthcare to consumer and enterprise software.

HeadquartersBoston, Massachusetts, United States
Year Founded2009
Founders
Nº of Investments130
Nº of Exits9

23 Additional Cleantech Accelerators and Incubators Worth Applying To

Our top picks are a great place to start, but the support for cleantech founders doesn't end there. These additional programs have collectively invested in nearly 1,500 startups and guided over 70 of them to successful exits.

You'll find them located everywhere from North America and Europe to India and Singapore. Here’s a look at the other programs helping founders build a cleaner future.

Accelerator/IncubatorCountryYear FoundedNº InvestmentsNº Exits
Accelerace logo AcceleraceDenmark2008738
43North logo 43NorthUnited States2014778
LVenture Group logo LVenture GroupItaly20131608
Canadian Technology Accelerator logo Canadian Technology AcceleratorCanada2013367
Centech logo CentechCanada19961065
Carbon Trust logo Carbon TrustUnited Kingdom2001245
Startupbootcamp Commerce Amsterdam logo Startupbootcamp Commerce AmsterdamThe Netherlands2010355
Ship2B logo Ship2BSpain2013513
InnovX logo InnovXRomania20191463
VertueLab logo VertueLabUnited States200762
Climate-KIC Acceleration Programme logo Climate-KIC Acceleration ProgrammeGermany2012412
Syddansk Innovation logo Syddansk InnovationDenmark1998372
Cleantech Open Northeast logo Cleantech Open NortheastUnited States200552
Cycle Momentum logo Cycle MomentumCanada2014821
Innosphere Ventures logo Innosphere VenturesUnited States199891
Future Labs logo Future LabsUnited States2009131
Mahindra Partners logo Mahindra PartnersIndia201091
Ecofuel logo EcofuelCanada2014231
Innovation Factory (Canada) logo Innovation Factory (Canada)Canada201071
Invest Ottawa logo Invest OttawaCanada1983361
GenZero logo GenZeroSingapore202281
ICOS Capital Management logo ICOS Capital ManagementThe Netherlands2005331
Schweizer Kapital Global Impact Fund logo Schweizer Kapital Global Impact FundSwitzerland201881
International Centre for Entrepreneurship and Technology logo International Centre for Entrepreneurship and TechnologyIndia2011191
I3P logo I3PItaly1999291
Techstars Alabama Power EnergyTech Accelerator logo Techstars Alabama Power EnergyTech AcceleratorUnited States2006251
SpeedUP! Europe logo SpeedUP! EuropeGermany2014171
Climate-KIC Accelerator London logo Climate-KIC Accelerator LondonBelgium201081
Tampa Bay Innovation Center logo Tampa Bay Innovation CenterUnited States200327
Centrepolis Accelerator logo Centrepolis AcceleratorUnited States201818
Fledge logo FledgeUnited States201289
North Shore InnoVentures logo North Shore InnoVenturesUnited States20082
Next Mobility Labs logo Next Mobility LabsGermany20205
E2Tech logo E2TechUnited States2008
FONGIT Innovation Fund logo FONGIT Innovation FundSwitzerland202149
Sabancı ARF logo Sabancı ARFTurkey202259
Marble logo MarbleFrance20212
NextSTEP logo NextSTEPItaly202213
Enagas Emprende logo Enagas EmprendeSpain20167
AIM Smart City logo AIM Smart CityIndia201550
Anglet logo AngletUnited States20233
Startup Leadership Program logo Startup Leadership ProgramUnited States20062
Antom.la logo Antom.laUnited States20213
HatchSri Lanka2018

Description

CTA
The All-In-One Newsletter for Startup Founders

90% of startups fail. Learn how not to with our weekly guides and stories. Join +40,000 other startup founders!

Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.