Organization · Venture Capital
Sustainable Accelerator Ltd.
Sustainable Accelerator Ltd. operates under the brand Sustainable Ventures, focusing on climate tech investments through a series of EIS/SEIS crowdfunded funds. They support startups across the UK and Europe with a unique embedded accelerator model.
Overview
What Sustainable Accelerator Ltd. does
What Sustainable Accelerator Ltd. is
Sustainable Accelerator Ltd. operates under the brand Sustainable Ventures, focusing on climate tech investments through a series of EIS/SEIS crowdfunded funds. They support startups across the UK and Europe with a unique embedded accelerator model.
How it participates in the startup ecosystem
The current public profile supports funder and community capabilities. Each capability below is shown separately so organization identity and role-specific information do not get conflated.
Operational profile
Organization status and context
Organization status describes the entity itself. Funding and program availability appear within the relevant capability profile.
- Operational status
- Active
- Organization type
- Venture Capital
- Founded
- Founded in 2011
- Approximate age
- About 15 years
- Structured capabilities
- Funder · Community
- Last reviewed
- March 31, 2026
Official channels
Find Sustainable Accelerator Ltd. elsewhere
Open the official website or a supported primary organization account.
Capability profile
Sustainable Accelerator Ltd. as a funder
Investment thesis
Sustainable Accelerator Ltd. focuses on investing in climate tech companies through a crowdfunding model, leveraging EIS/SEIS tax wrappers to aggregate retail investor capital. They emphasize a 12-month embedded accelerator program to support portfolio companies more deeply than traditional models.
Focus narrative
The focus of Sustainable Accelerator Ltd. is on climate tech investments, targeting sectors such as energy, agritech, building technology, mobility, and the circular economy. They operate a series of EIS/SEIS crowdfunded funds, providing financial support and resources to early-stage companies through an embedded accelerator model that lasts 12 months.
Value beyond capital
Sustainable Accelerator Ltd. adds value to its portfolio companies through a comprehensive 12-month accelerator program, providing mentorship, resources, and access to a network of investors and industry experts. Their embedded model allows for deeper engagement and support compared to traditional short-term accelerators, enhancing the growth potential of their startups.
Terms and economics
- Typical check
- $60,000–$420,000
- Sweet spot
- $250,000
Focus and fit
- Stages
- Pre-seed · Seed
- Regions
- EuropeUnited Kingdom
Availability
- Currently deploying
- Yes
Portfolio and track record
- Recorded portfolio count
- 55
- Recorded notable exits
- Zeigo and Sennen
Portfolio context
Notable portfolio companies include: Zeigo: Acquired by Schneider Electric in 2022. Sennen: Acquired by Octopus Energy. Rovco: Raised £7.8m with a 13x valuation uplift in 35 months post-investment. Airex: Awarded BusinessGreen 'Cleantech Startup of the Year'. Concrete4Change: Focused on climate materials.
Capability profile
Sustainable Accelerator Ltd. as a community
Community overview
Sustainable Accelerator Ltd., operating under the brand Sustainable Ventures, is dedicated to fostering sustainability through investment in climate tech startups. Established in 2011, the organization has developed a robust ecosystem that supports early-stage companies focused on energy, agritech, building technology, mobility, and the circular economy. With a unique embedded accelerator model, Sustainable Ventures provides a 12-month program that goes beyond the typical 3-month accelerator, allowing startups to grow and thrive in a supportive environment.
Community focus
Sustainable Ventures focuses on early-stage climate tech companies, particularly in sectors such as energy, agritech, building technology, mobility, and the circular economy. The organization operates a series of EIS/SEIS crowdfunded funds, targeting innovative startups that contribute to sustainability and environmental impact. With a strong presence in the UK and Europe, Sustainable Ventures aims to build the largest climate tech ecosystem, providing resources and support for emerging companies.
Member value
Members of the Sustainable Ventures community benefit from access to funding through EIS/SEIS-qualifying investments, a comprehensive 12-month accelerator program, and a collaborative workspace in London. The organization connects startups with a network of investors and industry experts, facilitating growth and follow-on funding opportunities. Additionally, members gain exposure to a community of over 500 companies, enhancing their visibility and potential for success.
Membership
- Recorded members
- 500
- Pricing models
- fixed-tuition
Format and cadence
- Modality
- in-person
- Schedule
- rolling-admissions
- Commitment
- moderate
Availability
- Membership state
- Accepting
Audience and fit
- Audience
- Founders · Investors
- Benefits
- network-access and mentorship
- Program types
- accelerator and community
- Selection criteria
- open
- Stages
- Pre-seed · Seed
- Regions
- EuropeUnited Kingdom
Community activity
Events and activity
Sustainable Ventures hosts various events throughout the year, including networking meetups, pitch days, and workshops designed to connect startups with investors and industry leaders. These events provide valuable opportunities for knowledge sharing, collaboration, and showcasing innovative solutions in the climate tech space.
Notable members
Sustainable Ventures has a portfolio that includes notable companies such as Zeigo, acquired by Schneider Electric, and Sennen, acquired by Octopus Energy. Other highlighted companies include Rovco, which achieved significant valuation growth, and Airex, recognized as BusinessGreen's 'Cleantech Startup of the Year.'
Common questions
What to know about Sustainable Accelerator Ltd.
Upseed classifies Sustainable Accelerator Ltd. under the Venture Capital organization type. Its current public profile includes funder and community capabilities.
Source and update disclosure
Know what this page is based on
Source basis
Public organization and program material, official websites, and structured Upseed records.
Last reviewed
March 31, 2026
Known limits
Capability profiles appear only when a structured public profile also contains decision-useful role evidence. Terms and availability can change.
Upseed is an independent guide. It is not affiliated with or endorsed by the organization described on this page.