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Calculus Capital

Calculus Capital

GeneralistLondon, United KingdomActiveWebsiteLinkedIn
Stage FocusSeed, Series A
GeographyUK
TypeVC
Last Activity2025
Industry Focus
Industries
BiotechMedTechClimate Tech
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
Ensilitech
L
Laverock Therapeutics
O
Oxford BioTherapeutics
S
Scancell
B
Blu Wireless Technology
S
Spectral AI
A
Arecor
C
C4X Discovery

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