# Who Invests With British Business Bank: 41 Co-Investors (2026) > The 41 investors that have backed two or more of the same startups as British Business Bank, by kind: vc firms, private equity and asset managers and... Source: https://millionrounds.com/portfolio-maps/national-security-strategic-investment-fund-co-investors (Millionrounds; every figure on the page links to its filing or article) ## VC firms 29 - [Innovate UK](https://millionrounds.com/fund/innovate-uk) - [Oxford Science Enterprises](https://millionrounds.com/fund/oxford-science-enterprises) - [Haatch](https://millionrounds.com/fund/haatch) - [Index Ventures](https://millionrounds.com/fund/index-ventures) - [Tengxun Touzi](https://millionrounds.com/fund/tengxun-touzi) - [Alumni Ventures](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) - [Octopus Ventures](https://millionrounds.com/fund/octopus-ventures) - [IP Group](https://millionrounds.com/fund/ip-group) - [Cambridge Innovation Capital](https://millionrounds.com/fund/cambridge-innovation-capital) - [The FSE Group](https://millionrounds.com/fund/the-fse-group) - [Sofinnova Partners](https://millionrounds.com/fund/sofinnova-partners) - [SV Health Investors](https://millionrounds.com/fund/sv-health-investors) - [8VC](https://millionrounds.com/fund/8vc) - [Sanofi](https://millionrounds.com/fund/sanofi) - [Georgian](https://millionrounds.com/fund/georgian) - [Northern Gritstone](https://millionrounds.com/fund/northern-gritstone) - [Balderton Capital](https://millionrounds.com/fund/balderton-capital) - [AMD Ventures](https://millionrounds.com/fund/amd-ventures) - [Parkwalk](https://millionrounds.com/fund/parkwalk) - [Seraphim Space](https://millionrounds.com/fund/seraphim-space) - [IQ Capital](https://millionrounds.com/fund/iq-capital) - [Lightspeed Venture Partners](https://millionrounds.com/fund/lightspeed-venture-partners) - [*US* UK Sovereign AI Fund](https://millionrounds.com/fund/uk-sovereign-ai-fund) - [EQT Life Sciences](https://millionrounds.com/fund/eqt-life-sciences) +5 more ## Private equity and asset managers 7 - [Janus Henderson Investors](https://millionrounds.com/fund/janus-henderson-investors) - [BlackRock](https://millionrounds.com/fund/blackrock) - [DST Global](https://millionrounds.com/fund/dst-global) - [Maven Capital Partners](https://millionrounds.com/fund/maven-capital-partners) - [Sands Capital Ventures](https://millionrounds.com/fund/sands-capital-ventures) - [Baillie Gifford](https://millionrounds.com/fund/baillie-gifford) - [Business Growth Fund](https://millionrounds.com/fund/bgf) ## Corporate investors 5 - [Barclays Ventures](https://millionrounds.com/fund/barclays-ventures) - [Criteria Bio Ventures](https://millionrounds.com/fund/criteria-bio-ventures) - [Lockheed Martin](https://millionrounds.com/fund/lockheed-martin-ventures) - [SE Ventures](https://millionrounds.com/fund/se-ventures) - [Sanofi Ventures](https://millionrounds.com/fund/sanofi-ventures) ## Segment by segment ### VC firms 29 investors - [**Innovate UK**](https://millionrounds.com/fund/innovate-uk) VC firm United Kingdom 8 backed - [**Oxford Science Enterprises**](https://millionrounds.com/fund/oxford-science-enterprises) VC firm United Kingdom 6 backed - [**Haatch**](https://millionrounds.com/fund/haatch) VC firm United Kingdom 5 backed - [**Index Ventures**](https://millionrounds.com/fund/index-ventures) VC firm United Kingdom 4 backed - [**Tengxun Touzi**](https://millionrounds.com/fund/tengxun-touzi) VC firm China 3 backed - [**Alumni Ventures**](https://millionrounds.com/fund/us-strategic-tech-fund-an-alumni-ventures-fund) VC firm United States 3 backed - [**Octopus Ventures**](https://millionrounds.com/fund/octopus-ventures) VC firm United Kingdom 3 backed - [**IP Group**](https://millionrounds.com/fund/ip-group) VC firm United Kingdom 3 backed ### Private equity and asset managers 7 investors - [**Janus Henderson Investors**](https://millionrounds.com/fund/janus-henderson-investors) Private equity United Kingdom 3 backed - [**BlackRock**](https://millionrounds.com/fund/blackrock) Asset manager United States 3 backed - [**DST Global**](https://millionrounds.com/fund/dst-global) Private equity United Kingdom 3 backed - [**Maven Capital Partners**](https://millionrounds.com/fund/maven-capital-partners) Private equity United Kingdom 2 backed - [**Sands Capital Ventures**](https://millionrounds.com/fund/sands-capital-ventures) Private equity United States 2 backed - [**Baillie Gifford**](https://millionrounds.com/fund/baillie-gifford) Asset manager United Kingdom 2 backed - [**Business Growth Fund**](https://millionrounds.com/fund/bgf) Private equity United Kingdom 2 backed ### Corporate investors 5 investors - [**Barclays Ventures**](https://millionrounds.com/fund/barclays-ventures) Corporate investor United Kingdom 2 backed - [**Criteria Bio Ventures**](https://millionrounds.com/fund/criteria-bio-ventures) Corporate investor Spain 2 backed - [**Lockheed Martin**](https://millionrounds.com/fund/lockheed-martin-ventures) Corporate investor United States 2 backed - [**SE Ventures**](https://millionrounds.com/fund/se-ventures) Corporate investor United States 2 backed - [**Sanofi Ventures**](https://millionrounds.com/fund/sanofi-ventures) Corporate investor United States 2 backed **How this map is made.** Every investor here has backed two or more of the same startups as British Business Bank, in rounds we track. Grouped by kind, each ranked by how many startups it shares with British Business Bank. Rebuilt nightly; updated 15 November 2026. ## More portfolio maps [All portfolios](https://millionrounds.com/portfolio-maps) [Portfolio map **British Business Bank portfolio map** 53 startups · $8.8B](https://millionrounds.com/portfolio-maps/national-security-strategic-investment-fund-portfolio-map)[Fund commitments **British Business Bank's fund commitments** 19 managers](https://millionrounds.com/portfolio-maps/national-security-strategic-investment-fund-fund-commitments)[Sector portfolio **British Business Bank's AI portfolio** 12 startups · $4.7B](https://millionrounds.com/portfolio-maps/national-security-strategic-investment-fund-ai-portfolio)[Sector portfolio **British Business Bank's Fintech portfolio** 10 startups · $632M](https://millionrounds.com/portfolio-maps/national-security-strategic-investment-fund-fintech-portfolio)[Sector portfolio **British Business Bank's Biotech portfolio** 10 startups · $722M](https://millionrounds.com/portfolio-maps/national-security-strategic-investment-fund-biotech-portfolio)[Co-investors **Who invests with Barclays Ventures** 35 co-investors](https://millionrounds.com/portfolio-maps/barclays-ventures-co-investors) ## Raising from investors like British Business Bank? 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