Start Codon
Venture studioCambridge · Pre-Seed–Seed · 24 people tracked
Find your way into Start Codon
4,862 people in our graph share verified history with the Start Codon team — schools, employers, funds. One of them is your warm intro.
Investment thesis
Start Codon operates as a venture builder focused on early-stage, disruptive innovations in life sciences and healthcare, primarily backing companies with an affiliation to Cambridge, which it regards as Europe's leading hub for innovation. The firm supports exceptional founding teams from across the UK, providing capital and hands-on company-building assistance. Its portfolio spans biotech, medtech, therapeutics, diagnostics and femtech, reflecting a science-first approach to commercializing research and translating discoveries into clinically and commercially viable ventures.
Source: firm website, verified Aug 3, 2026.
Team · 24 people
from the firm's website & curatedFounder mafia
The Start Codon mafia →10 people who came through Start Codon went on to found or lead other companies.
What they invest in
from 8 of 17 portfolio companiesBiotech ×6Deep Tech ×4Medical Devices ×4Healthtech ×3AI & Machine Learning ×2Digital Health ×2Hardware ×2New Materials ×2
HQs:United Kingdom×4
Investments · 17 tracked
founders shown can be your intro pathSemarion is a University of Cambridge spin-out developing the SemaCyte platform, which converts adherent cells into barcoded, ready-to-use reagents for accelerated drug discovery and cell-based research.
BiotechDeep TechMedical DevicesNew MaterialsSaaSCambridge, GB
Jeroen Verheyen(CEO and Co-Founder)inTarun Vemulkar(Co-founder & CTO)in
Co-investorsThe FSE GroupCambridge Capital GroupFound CapitalEMV CapitalMartlet CapitalParkwalk Advisors
Awen Oncology is a drug discovery company developing first-in-class oncology therapeutics that target cancer-specific proteins found only in tumor cells, aiming for treatments with improved efficacy and fewer side effects.
AI & Machine LearningBiotechHealthtech
Prof. Andrea Brancale(Chairman, Co-Founder)inDr. Ramsay McFarlane(CEO, Co-Founder)inDr. Jane Wakeman(CSO, Co-Founder)
Co-investorsDevelopment Bank of Wales
Emm develops a medical-grade silicone menstrual cup embedded with ultra-thin sensors that tracks cycle metrics such as flow, duration, and frequency to give users personalised insights into their menstrual health.
Digital HealthFemTechHardware
Jenny Button(Founder)in
Co-investorsBlue Lion GlobalLunar VenturesSie VenturesWormhole CapitalAlumni Ventures
Spirea develops a multivalent ADC linker technology called ELIVATE that expands the range of usable payloads for antibody-drug conjugates, aiming to enable next-generation ADCs for oncology, inflammation, and autoimmune diseases.
BiotechDeep TechHealthtech
Myriam Ouberai(Founder)inBo Rode Hansen(Executive Director)in
Co-investorsCambridge Angels groupACF InvestorsO2h VenturesR42 Group
StemBond makes SENCE, a range of cell culture well plates (6 to 96 wells), coverslips and inserts pre-coated with a proprietary animal-free hydrogel tuned to tissue-relevant stiffnesses.
BiotechDeep TechNew Materials
Tagomics develops multimodal technologies for precision medicine and next-generation diagnostics.
AI & Machine LearningBiotechDeep TechMedical DevicesCambridge, GB
Dr Jack Kennefick(Co-founder, Director & Chief Executive Officer)Dr Robert Neely(Co-founder, Director & Chief Scientific Officer)
Co-investorsCalculus Capital Ltd.Illumina VenturesIQ CapitalCalculusMEIF Proof-of-Concept & Early Stage FundMercia Ventures+1 more
VentriPace Medical develops cardiac rhythm management technology using sensing and remote monitoring to support short-term management of transient conduction disturbances following procedures such as TAVI and cardiac surgery.
Digital HealthHardwareMedical DevicesAbingdon, GB
Will Simpson(Managing Director & Founder)in
BoardBob Stern(Chairman)
Verinnogen develops data collection technology for pre-clinical cancer research, aiming to improve the accuracy, repeatability, and reliability of research data.
BiotechHealthtechMedical Devices
Dr Isaac Johnson(Co-founder & CEO)Dr Mike Irvine(Co-founder & CTO)
Co-investorsCambridge Angels group
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
AdoraArkVaxDrishti DiscoveriesErebaGenHotHouse TherapeuticsIndegra TherapeuticsPhorestRevoNATRIMTECH Therapeutics
Portfolio news
latest coverage across their companiesVerinnogen · healthcaretoday.com · May 27, 2026
Awen Oncology · business-live.co.uk · Apr 24, 2026
Emm · traded.co · Nov 20, 2025
Tagomics · news-medical.net · Jun 10, 2025
Frequently asked questions
- How many investments has Start Codon made?
- Start Codon has 17 tracked investments.
- What stage does Start Codon invest at?
- Start Codon invests at the Pre-Seed, Seed stages.
- What sectors does Start Codon focus on?
- Start Codon focuses on AgTech, AI & Machine Learning, Biotech, Deep Tech, Digital Health, FemTech, Healthtech, Longevity, Medical Devices.
- Where is Start Codon located?
- Start Codon is headquartered in Cambridge, GB.
- Who does Start Codon co-invest with?
- Start Codon most often shares deals with Cambridge Angels group, Cambridge Innovation Capital, Lunar Ventures, among 8 tracked co-investors.
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