Startup Accelerators

A UK-based organisation providing a range of Accelerator programmes for different climate sectors. Their Blue Carbon Accelerators programme for example is in collaboration  with EY, The Crown Estate and Hogan Lovells, and aims to support blue carbon projects and blue carbon ventures, build and develop their ocean impact organisations.

Our award-winning accelerator program combines 90 days of workshops, networking & learning sessions — run by world leading mentors & partners — with €150,000-€500,000 investments, unlocking our Deep Blue Fund’s capacity for €1,500,000-€4,000,000 follow-on investments in subsequent Series A, B+ rounds.

Our 6-months remote acceleration journey is for start-ups that are looking for their first significant funding and are on the way to find their product-market fit. We will select just the very best and most ambitious teams to support them individually to make them as successful as possible. We have no strict curriculum, no cohort activities, almost no obligatory events. We will tailor a journey on your specific needs. Was a co-funder of Hula Earth in 2024.

​The NBSAP Accelerator Partnership is your key to accelerating the implementation of National Biodiversity Strategies and Action Plans aligned with the Kunming-Montreal Global Biodiversity Framework.

For early-stage impact ventures from around the world with projects that represent a business opportunity along the value chain of marine bioresources, including, but not limited to, biotechnology-based projects that tackle climate challenges including preserving natural ecosystems and biodiversity.

Our aim is to transform the start-up support landscape, ensuring that climate impact is deeply embedded in the fabric of the entrepreneurial ecosystem.  

Accept climate tech startups focused on reducing greenhouse gas emissions, biodiversity conservation, waste reduction, and other sectors that play a crucial role in mitigating and adapting to climate change.

Accelerates impactful startups through an intense programme of entrepreneurial, technical and scientific mentorship. This programme is the first “nature-based” accelerator of its kind. Looking for early-stage impactful startups that are creating sustainable solutions to innovate the agriculture, forestry, natural resource and ecotourism sectors.

​The Climate and Energy Tech accelerator program focuses on identifying early-stage startups working on hardtech solutions in hydrogen, carbon capture & sequestration, electrification & decarbonization, utility-scale renewable technologies, and other disruptive technologies.

The HudsonAlpha AgTech Accelerator Powered by gener8tor invests up to $100K in ten high-growth startups per year (cohorts of five) working at the forefront of agriculture innovation.

Earth Tech is a six-month accelerator for those working on climate or water technology solutions that will positively impact communities and ecosystems across Canada.

Accelerate Green brings participants together in two day, residential sessions that entail businesses workshops, networking events, and visits to exemplar companies in the industry. 

We fuel the growth of sustainable and impactful businesses by unlocking capital for early-stage entrepreneurs who are building emergent solutions for social, economic, and environmental challenges around the world.

Both Pre-Accelerators and Accelerators. At Techstars we have invested in more than 4,000 early-stage startups.

Europe's largest acceleration program for clean mobility startups.

The Accelerator is a joint initiative of HSBC, World Resources Institute (WRI) and WWF, founded on a shared ambition to help remove the barriers to widespread and large-scale adoption of nature-based solutions.

Biodiversity Investments — Researcher & Accelerator (BIRA), the first Biodiversity Project Accelerator in Africa, organized by Dalberg and supported by Xilva as a key partner.

Seeking technologies or solutions to accelerate positive biodiversity benefits in nature-based solution projects.

An innovative Accelerator related to market shaping for innovation in global health, climate change, and other global issues that have significant social value and would benefit from greater investment from the private sector.  

The Outcomes Accelerator can offer flexible funding, targeted expertise, and networking to support project proponents in bringing their early- and late-stage projects to launch.

Prioritizing soil vitality is critical to ensure long-term food security, bolster biodiversity, and mitigate climate change impacts.

Blue Action has launched a pre-seed and seed impact investment program for technology startups working at the ‘climate x ocean’ nexus.  Our offer is deliberately designed to dramatically increase the odds of success for companies at the earliest of stages.  We provide a $150,000 investment alongside a four month expert support program and access to a global network of investors, corporate partners, technologists, as well as public and private markets.

A three-year initiative that will support 165 entrepreneurs across Southern Europe, the UK, and the US who are making a positive environmental, social, and economic impact in their communities. Key areas include Biodiversity and Nature-Based Solutions.

The BlueTech Program will focus on the application of advanced technologies and innovations related to the marine and maritime domain, emphasizing defense purposes, and climate resilience.  This 6-week program designed to support strategic exposure to startups looking to collaborate with defense procurement offices, government agencies, and investors.

Carbon13 is a response to the climate emergency. There are existing technologies to deploy but we also require innovation to reinvent the rules and therefore reimagine what is possible. NatureBound is a previous investee.

An initiative from the University of Toronto, this Accelerator has already backed a number of biodiversity-tech startups like "Spoor". It is is a nonprofit organization that delivers an objectives-based program for massively scalable, seed-stage, science- and technology-based companies.

We equip you with everything you need to transform your water startup into a successful business. H2O’s programs offer tailored resources specifically designed for our sector—without taking any equity.