Active: new deal Jun 2026 Verified 4 Nov 2026
Martlet Capital
Cambridge-based early-stage investor, launched in 2011 and now owned and portfolio-managed by EMV Capital, that backs pre-seed and seed B2B deep tech and life science companies, mainly in the Cambridge cluster. It co-invests alongside angels, seed funds and VCs.
- Type
- VC firm
- Location
- Cambridge, United Kingdom
- Stages
- Pre-seed, Seed
- Backs
- Biotech and pharma, Deep tech, Hardware
- Sectors
- Healthtech and life sciences, Biotech, AI, Deep tech, B2B, Semiconductors
- Fund size / AUM
- 75+ investments, 9 exits (own site)
- Portfolio mix
- Biotech and pharma 28%; Deep tech 24%; Hardware 21%; Medtech and digital health 14%; B2B software 7%; Consumer products 3%; Climate and energy 3% (n=29)
- Website
- martletcap.com
Contacts on file
For Martlet Capital, the paid file holds: 4 named decision-makers with roles; firm contact email (domain checked); check size; how to pitch (the route the firm publishes); LinkedIn page.
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Notable investments
AbcamFrontier DevelopmentsAudio AnalyticParagrafNu Quantum
Sources
- martletcap.com/
- martletcap.com/people/
- martletcap.com/about/
- martletcap.com/portfolio/
- martletcap.com/contact/
- martletcap.com/how-we-work/
Last checked 4 Nov 2026. Is something wrong? Tell us.
Appears in 34 lists
Pre-seed semiconductor investors (18)Seed semiconductor investors (35)Hardware investors in the UK (41)Semiconductor investors (58)Active startup investors in the UK (73)B2B investors in the UK (73)Biotech investors in the UK (92)Pre-seed hardware investors (131)Deep tech investors in the UK (135)Pre-seed biotech investors (148)Pre-seed B2B investors (155)Pre-seed investors in the UK (175)Venture capital firms in the UK (192)Healthtech investors in the UK (194)AI investors in the UK (214)Seed hardware investors (225)Seed investors in the UK (295)Seed biotech investors (300)Seed B2B investors (302)Pre-seed deep tech investors (316)Hardware investors (333)Pre-seed healthtech investors (408)Startup investors in the UK (416)B2B investors (438)Biotech investors (484)Seed deep tech investors (555)Pre-seed AI investors (633)Deep tech investors (763)Seed healthtech investors (800)Pre-seed investors (988)Seed AI investors (1,082)Healthtech investors (1,207)AI investors (1,576)Seed investors (1,892)