Stage FocusPre-Seed, Seed
GeographyUK
TypeVC
Last Activity2026
Industry Focus
Industries
SemiconductorsAdvanced MaterialsRoboticsBiotechPhotonicsIoT & EdgeMedtechSpaceQuantumSynthetic BiologyAIHardwareBuilt EnvironmentEnergy Tech
Investor TypeDeepTech Purist
ExposureMostly DeepTech Investments
Bio
Martlet Capital is a Cambridge, UK pre-seed and seed investor founded in 2011, providing patient capital to deep tech and life sciences B2B startups. It has made 75+ investments and 9 exits, with 100% of its investments UK-based; its operational VC business is owned and portfolio-managed by EMV Capital, which provides investee companies additional co-investment and active support. The firm names i...
Notable Investments
A
AbcamC
Cambridge CMOS SensorsF
FlussoA
Audio AnalyticV
Vantage PowerC
Cambridge GaN DevicesD
Dogtooth TechnologiesA
AllFocal OpticsA
Axol BioscienceA
AI VIVOSimilar Funds
Matterwave Ventures
Munich, Germany
Pure DeepTechSemiconductorsQuantumSpaceSeedSeries A
Speciale Invest
Bangalore, India
Pure DeepTechSemiconductorsSpaceClimate TechPre-SeedSeed
HighTechXL / DeepTechXL
Eindhoven, Netherlands
Pure DeepTechSemiconductorsQuantumAdvanced MaterialsPre-SeedSeed
PV
Pillar VC
Boston, United States
DeepTech NativeAIBiotechSynthetic BiologyPre-SeedSeed
Zhongke Chuangxing (CAS Star)
Xi'an, China
Pure DeepTechSemiconductorsAIQuantumSeedSeries A
Delft Enterprises
Delft, Netherlands
Pure DeepTechSemiconductorsQuantumClimate TechPre-SeedSeed