What does Martlet Capital invest in?
Martlet Capital invests most often at Venture and Series C (100% of the rounds on record), in sectors such as Semi-conductor, Nanotech and Nanotechnology.

United Kingdom · Investor
Last cheque observed Aug 2025. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.
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3 rounds on record
Mostly Venture and Series C: 100% of its rounds
Sole investor in 1 rounds, median undisclosed
Martlet Capital is a pre-seed and seed stage investor based in Cambridge, providing patient capital to deep technology and life science startups with high growth potential.From their own website
Every round we can evidence, newest first3 appearances
1 round
1 round
1 round
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
We hold 5 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
From the firm's own filings with the UK company register, which it must file accurately by law
From their own portfolio page (on their website)
AbcamAllfocalopticsArachnysConvergeDogtoothFocalpointpositioningFrontierIesohealthInfinitopesKaliumhealthNobaczNu-quantumNunabioOctaipipeOxfordParagrafPatientsourcePencilbiosciencesPervasidPharmenablePlumisPorotechPsyomicsQkineRadiantmatterRobokSemarionSignaloidSorexsensorsSpottaStrolllTechspertXamplaAivivoAxolbioCamgandevicesCamnutraCookiedatabaseEchiontechFlussoltdFoventaMorchellaMyrtleTransparentchoiceTripismVantage-power
Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.
The latest companies Martlet Capital put money into.
Martlet Capital invests most often at Venture and Series C (100% of the rounds on record), in sectors such as Semi-conductor, Nanotech and Nanotechnology.
3 investments on record, 0 of them in the last 12 months. The most recent was in Aug 2025.
Its most recent investments on record: Paragraf (Series C, Aug 2025).
The median round it joins is $55M. It says it writes cheques of $200K to $300K.
No investments in the last 12 months; the latest was in Aug 2025.
Martlet Capital is a VC firm based in Cambridge, United Kingdom.
Martlet Capital was founded in 2011.
From 3 articles and filings naming it in a round, public registers and its own website, checked and rebuilt every night.
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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it