/Investor DB

R42 Group — Full Portfolio

10 tracked investments · listed companies and verified rows first

xWattsxwatts.coinFeb 2026✓ verified

xWatts is an intelligent energy management platform that connects to building energy systems, models facilities in real time, and automatically optimizes assets like HVAC, solar, and CHP engines to reduce energy costs and emissions in large, complex estates and industrial facilities.

CleantechClimate TechEnergyEnterprise SoftwarePropTech

Yigit Akar(Co-founder & CEO)inAlex Allen(Co-founder & CPO)Alexander A.(Founder)in

Co-investorsAntlerCambridge Angels groupParkwalk AdvisorsPlug and Play Ventures

Abselionabselion.comin𝕏Dec 2024

Abselion develops measurement tools and a platform combining hardware, purpose-built assay formats, and software for biological measurements such as protein quantification.

BiotechDeep TechHardwareMedical DevicesCambridge, GB

Dr Ruizhi Wang(CEO)

Co-investorsCambridge Angels groupM Ventures

Bounce Imagingbounceimaging.comin𝕏May 2022 · $4.2M

Bounce Imaging manufactures tactical 360-degree camera systems and robotics for first responders, law enforcement, and military personnel to safely assess confined spaces.

Defense TechHardwareRoboticsBuffalo, US

Francisco Aguilar(Executive Officer, Director)inRonjon Nag(Director)inJames Smist(Director)Sietse Dijkstra(Executive Officer)inMark Fargason(Executive Officer)inMikhail Fridberg(Executive Officer)in

Co-investorsIn-Q-TelBantam GroupBerkeley Angel NetworkBroad Street AngelsBrown and White VenturesDC Investment Partners+5 more

Cordance Medicalcordancemedical.comin𝕏Nov 2025

Cordance Medical develops medical technology focused on diagnosing and treating patients with brain diseases, drawing on expertise from neurosurgery, neuroimaging, and biomedical engineering.

AI & Machine LearningBiotechDeep TechDigital HealthHealthtechMedical DevicesMountain View, US

Ryan Dittamore(CEO)in

Co-investorsAngel Physicians FundBeresford VenturesCreative Destruction Lab (CDL)Shanda GroupSmartGateVCSonder Capital

Exogeneexogene.co.ukApr 2022

Exogene is a techbio startup using a generative AI and deep learning platform to discover novel, high-affinity TCR-based (T-cell receptor) therapies for treating solid tumors.

AI & Machine LearningBiotechDeep TechHealthtechOxford, GB

Federico Paoletti(CEO & Co-Founder)inAndrea Mambrini(CTO & Co-Founder)in

Co-investorsBeresford VenturesEntrepreneur FirstJude GomilaSelvedge VentureUnruly CapitalCambridge Angels group+1 more

Fountain Therapeuticsfountainml.cominNov 2021

Fountain is a biotech company developing first-in-class therapies for diseases and conditions caused by aging, using in vitro and in vivo screening platforms to identify drug candidates.

BiotechHealthtechLongevitySan Francisco, US

Thomas Rando(Co-founder)Joseph Rodgers(Co-founder)inTom Cheung(Co-founder)inTsang(Chief Business Officer)

Co-investorsAlexandriaKhosla VenturesNan Fung Life Sciences

Healxhealx.aiin𝕏Aug 2024 · $47M

Healx uses artificial intelligence to redevelop, combine, and enhance known compounds to build a pipeline of therapies for rare diseases, with an expanding focus on oncology and preventing cancer recurrence.

AI & Machine LearningBiotechDigital HealthHealthtechCambridge, GB

Tim Guilliams(Co-founder and CEO)inDr David Brown(Co-Founder and Board member)in

Co-investorsAmadeus Capital PartnersAurum Venture PartnersBalderton CapitalCambridge Angels groupDaniel GutenbergGlobal Brain+4 more

Seniscasenisca.com

SENISCA is a University of Exeter biotech developing RNA-based senotherapeutics that target dysregulated RNA splicing to reverse cellular senescence and treat age-related disease.

BiotechDeep TechLongevity

Lorna Harries(Founder)in

Co-investorsAPEX VenturesLifespan Vision Ventures

Spireaspirea.co.ukinJun 2022 · $3M

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 groupStart CodonACF InvestorsO2h Ventures

Stampstamp.eeMay 2022

This is a domain sales landing page offering the premium .ee domain "stamp.ee" for purchase, operated by Computernik OÜ.

Co-investorsNielsen InnovateSecond Century Ventures

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.