Stage FocusSeed, Series A
GeographyUK
TypeVC
Last Activity2025
Industry Focus
Industries
BiotechMedtechClimate TechAgritechHardware
Technical BenchLimited
Investor TypeGeneralist
ExposureSome DeepTech Investments
Bio
Calculus Capital is one of the UK's longest-running venture capital managers, with ~£170M across EIS and VCT funds. Founded in 1999 by John Glencross and Susan McDonald, Calculus pioneered the UK's first approved EIS fund and has since backed over 60 companies across technology, life sciences, and creative industries. Their sweet spot is Series A investments of £1M–5M into UK-based startups.
The ...
Notable Investments
E
EnsilitechL
Laverock TherapeuticsO
Oxford BioTherapeuticsS
ScancellB
Blu Wireless TechnologyS
Spectral AIA
ArecorC
C4X DiscoverySimilar Funds
Parkwalk Advisors
London, United Kingdom
DeepTech NativeBiotechAIQuantumSeedSeries A
Beyond Next Ventures
Tokyo, Japan
Pure DeepTechBiotechMedtechAIPre-SeedSeed
BGF
London, United Kingdom
GeneralistBiotechClimate TechAdvanced MaterialsSeedSeries A
Hummingbird VC
London, United Kingdom
GeneralistBiotechAIBlockchainPre-SeedSeed
Innovestor
Helsinki, Finland
GeneralistBiotechMedtechEnergy TechPre-SeedSeed
Neva SGR
Turin, Italy
Industrial / CVCBiotechSpaceFusionSeedSeries A