Gresham House Ventures
Growth equityAGresham Housegrowth equity division
London · Seed–Growth · 38 people tracked
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Investment thesis
Gresham House Ventures backs ambitious founders building category-defining businesses, typically investing between £1mn and £20mn per company. It targets growth-stage opportunities across artificial intelligence, consumer, cybersecurity and regtech, enterprise software, fintech, and healthtech, drawing on a track record of more than 200 investments over two decades. The firm positions itself as a hands-on scaling partner with expertise in areas such as B2B SaaS, digital healthcare, retail technology, and e-commerce personalisation, aiming to help portfolio companies expand internationally and unlock their next phase of growth.
Source: firm website, verified Sep 26, 2026.
Team · 38 people
from the firm's website & curated & public directoriesWhat they invest in
from 33 of 59 portfolio companiesSaaS ×16AI & Machine Learning ×13Enterprise Software ×9E-commerce ×7Data & Infrastructure ×6Fintech ×6Consumer ×5Marketing Tech ×5
HQs:United Kingdom×18United States×2France×1Ireland×1
Who they back
founder profiles across 16 portfolio companiesFounding team size:solo founder×102 founders×43 founders×2
Where their founders studiedfrom 16 founders with education data
Imperial College London ×2University of Cambridge ×2University of Leeds ×2
What their founders studiedfrom 14 founders with field-of-study data
Business & Management ×2Computer Science ×2Design & Architecture ×2Engineering ×2Life Sciences ×2
Investments · 59 tracked
founders shown can be your intro pathBy year:2026 · 22025 · 42024 · 32023 · 32022 · 32021 · 12019 · 117 dated
ARKK provides an automation platform that converts fund data into CBI-compliant XML for Irish money market and investment fund reporting, with built-in validation and machine learning checks to ensure submission accuracy and regulatory compliance.
Cloud ComputingEnterprise SoftwareFintechSaaS
Roi(Co-founder & Chief Technical Officer)
Co-investorsFriheden Invest
Metrion Biosciences provides ion channel screening and drug discovery services for pharmaceutical and biotech companies.
BiotechDeep TechMedical DevicesCambridge, GB
Marc Rogers(Founding Director)inJohn Ford(Founding Director)inKeith McCullagh(Founding Director)inLee Patterson(Chief Executive Officer)in
Co-investorsMaven Capital PartnersO2h Ventures
OnSecurity provides AI red teaming and penetration testing services to identify vulnerabilities in large language models and AI-powered applications.
AI & Machine LearningCybersecurityDeveloper ToolsEnterprise SoftwareSaaS
Conor O'Neill(Chief Executive Officer)Duncan Butchart(Chief Revenue Officer)inAdam Luxford(Chief Operating Officer)in
Co-investorsOsney Capital
Popsa is a mobile and web platform that lets people turn photos from their camera rolls into physical keepsakes such as photo books, prints, calendars, and photo boxes, using AI-assisted layout and curation tools.
AI & Machine LearningConsumerDirect to ConsumerE-commerceLondon, GB
Liam Houghton(Co-founder)inTom Cohen(Co-founder)
Co-investors500 GlobalPembroke VCToctopus investments
01Health provides an AI-powered platform that enables local healthcare providers to deliver specialist care by embedding clinical protocols, expert oversight, and patient workflows into their practices.
AI & Machine LearningDigital HealthHealthtechSaaS
Co-investorsBalderton CapitalBlue Lion GlobalEka Ventures
Airfinity provides AI-powered predictive analytics, simulation, and forecasting for the life sciences industry, focused on medicine and vaccine demand forecasting across specific disease areas.
AI & Machine LearningBiotechHealthtech
Rasmus Bech Hansen(CEO & Co-Founder)inSacha Carton(COO & Co-Founder)in
Co-investorsMD One Ventures
ASK BOSCO is a digital marketing platform designed to help ecommerce businesses and marketing teams drive sales and growth through smarter marketing strategies.
AI & Machine LearningE-commerceMarketing TechSaaS
John Readman(Founder and CEO)in
Bella+Duke produces raw, nutritionally balanced pet food and supplements designed to support pet health and wellness.
ConsumerDirect to ConsumerE-commerceWellness & Fitness
MarkTony
Bidnamic is a software-enabled agency that helps ecommerce retailers scale their businesses efficiently by optimizing purchase intent to drive sales and profitability.
AdTechAI & Machine LearningE-commerceMarketing TechSaaS
Liam Patterson(Founder)in
Buster + Punch manufactures portable table lighting fixtures designed for indoor and outdoor use, with rechargeable battery power and touch-dimmable controls.
ConsumerDirect to ConsumerE-commerceHardwareLondon, GB
Massimo Buster Minale(Founder)in
Co-investorsMobeus Equity Partners
CitySwift is an Irish big data company providing a performance optimization platform to bus network operators worldwide, delivering actionable insights to improve operational efficiency, reliability, and passenger experience.
AI & Machine LearningData & InfrastructureLogistics & Supply ChainMobility & Transportation
Co-investorsAct Venture CapitalACT Venture CapitalWestern Development Commission
Cognassist provides cognitive assessments and neurodiversity support tools for educational institutions and workplaces to help individuals understand how they think and learn.
AI & Machine LearningEdTechHealthtechSaaS
Chris Quickfall(CEO and Founder)inDan Rushton(Chief Product Officer)in
Connect Childcare provides management software for multi-site nursery groups, enabling centralized administration, billing, staff scheduling, and compliance tracking across multiple early childhood care facilities.
EdTechEnterprise SoftwareHR TechSaaS
Chris Reid(Founder)in
Co-investorsDeepbridge Capital
Connect Earth provides a Sustainable Finance operating system that helps financial institutions assess portfolio sustainability, automate ESG reporting, and align investments with sustainability standards like the EU Taxonomy and SFDR requirements.
Climate TechData & InfrastructureFintechImpact & Social GoodUK, GB
Alex Lempka(CEO)inNick Carmont(Founding CTO)in
Co-investorsBeyond CapitalCreative Destruction Lab (CDL)Double DownEntrepreneur FirstGlobal BrainLove Ventures+7 more
Countingup provides a combined accounting, bookkeeping, and tax platform for self-employed individuals and small business owners in the UK.
Enterprise SoftwareFintechLegalTechSaaSLondon, GB
Tim Fouracre(Founder & CEO)in
Co-investorsFramework Venture PartnersFrontline VenturesMolten Ventures
Glide provides cross-chain wallet funding infrastructure for decentralized applications, enabling users to deposit cryptocurrency from any chain, wallet, or exchange without bridges or swaps.
Crypto & Web3Data & InfrastructureDeveloper ToolsEnterprise SoftwareNew York City, US
Tushar Soni(Founder)inQinyu Tong(Founder)in
Co-investorsY Combinator186 VenturesAcrew CapitalArca FundsBenchmarkCMCC Global+3 more
Key Travel is a specialist travel management company serving faith-based organizations, charities, NGOs, non-profits, and academic institutions, offering negotiated missionary, humanitarian, and academic fares along with travel booking, reporting, and duty-of-care tools.
Enterprise SoftwareImpact & Social GoodSaaSTravel & Hospitality
Saad Hammad(CEO)in
Co-investorsElysianKeiretsu Forum
Mojo is a mobile app that provides animated templates and editing tools for creating social media content.
ConsumerCreator EconomyMarketing TechMedia & EntertainmentParis, FR
Francescu Santoni(Founder)in
Co-investorsJoa CapitalY CombinatorAgrolimen VenturesBetter CapitalKima VenturesVenture Investment Associates
Mojo Vision develops micro-LED technology, positioning it as a platform for AI infrastructure and next-generation displays.
Deep TechHardwareSemiconductors
Nikhil Balram(Chief Executive Officer)inMike Wiemer(Chief Technology Officer)inG. Aaron James(General Counsel)in
BoardSteve Jurvetson(Founder)in
Co-investorsARC Angel FundArgonautic VenturesBold Capital PartnersDisney AcceleratorDolby Family VenturesFlucas Ventures+19 more
Nu Quantum develops quantum networking solutions to enable commercial quantum computer scaling.
Deep TechHardwareQuantum ComputingCambridge, GB
Carmen Palacios-Berraquero(Founder)in
Co-investors7percent VenturesAhren Innovation CapitalAmadeus Capital PartnersEMV CapitalExpeditionsIQ Capital+6 more
Ozone API provides open API technology and standards-compliant infrastructure that helps banks and financial institutions deliver open banking and open finance.
Cloud ComputingData & InfrastructureFintechSaaSLondon, GB
Chris Michael(Founder)in
BoardHuw(Board member)Freddi(Board member)
Penfold provides a digital workplace pension platform with an app for employees and administration tools for employers, offering pension setup, management, transfers, and account support.
FintechHR TechSaaS
Stuart Robinson(Founder)in
Co-investorsBridford Investments (Bridford Group)Coller CapitalFuel Ventures
RevLifter provides an intelligent offer platform for eCommerce merchants to deliver personalized promotions and product recommendations based on customer behavior and intent.
AI & Machine LearningE-commerceMarketing TechRetail Tech
Ryan Kliszat(Co-founder)inSimon Bird(Co-founder)in
Co-investorsMaven Capital Partners
Rotageek provides workforce management and scheduling software for rota planning, including demand forecasting, labour modelling, auto-scheduling, time and attendance tracking, and leave management.
AI & Machine LearningFuture of WorkHR TechRetail TechSaaS
Chris McCullough(Co-founder)inRoy Pounder(Co-founder)inNick Mann(Co-founder)in
Co-investorsCalculus Capital Ltd.Venture FoundersVolution VenturesCalculusGresham HouseMobeus Equity Partners
Ryft provides a data platform that combines flexibility and ease-of-use for data teams, offering vendor-neutral tooling without lock-in while maintaining streamlined workflows for analytics and data management.
AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaS
Co-investorsBessemer Venture PartnersIndex VenturesPembroke VCTCornerstone VCGrove Ventures
SciLeads provides a database and platform for identifying, engaging, and qualifying research scientists as sales prospects, serving B2B scientific companies globally with lead generation and market research capabilities.
BiotechData & InfrastructureMarketing TechSaaSSales Tech
Laura Haldane(Founder)in
Co-investorsTechstart Ventures
Tembo builds a platform that serves as an operating layer for software engineering teams, providing secure execution, shared context, and workflow coordination for AI coding agents.
AI & Machine LearningCloud ComputingDeveloper ToolsEnterprise Software
Co-investorsGreatPoint VenturesAlumni VenturesAscensionCincyTechCintrifuse CapitalGrand Ventures+8 more
Tembo is a digital mortgage broker that serves customers across the UK.
FintechPropTechLondon, GB
Co-investorsConduit ConnectFounders FactoryFounders Factory NY
Tolerance is a compliance platform that runs continuous automated checks against the NIST 800-171 standard and collects assessor-ready evidence for teams handling Controlled Unclassified Information (CUI).
CybersecurityGovTechSaaS
Co-investorsDorm RoomAmadeus Capital PartnersBen Franklin Technology PartnersBioAdvanceColumbus Venture PartnersCriteria Bio Ventures+5 more
TravelLocal connects travelers with handpicked local travel agents to create personalized itineraries and authentic destination experiences.
B2B MarketplacesMarketplacesTravel & Hospitality
Co-investorsActive PartnersChannel 4 VenturesPuma Private Equity
Co-investorsCardinia Ventures
Veremark provides continuous background screening, global verification, and compliance services for hiring teams across 180+ countries.
Enterprise SoftwareHR TechSaaS
Daniel Braithwaite(Founder)in
Co-investorsRed Beard VenturesSalica InvestmentsStage 2 CapitalVulpes VenturesACF InvestorsSamaipata
Virgin Wines sells curated wine and beverage cases, including mixed selections, seasonal reds, and craft beers, primarily to consumers for personal consumption or gifting.
ConsumerDirect to ConsumerE-commerceFoodTechUK, GB
Jay Wrightin
VivaCity operates in transportation technology, aiming to make cities smarter and more efficient.
AI & Machine LearningGovTechMobility & TransportationLondon, GB
Mark Nicholson(Chief Executive Officer & Co-Founder)inYang(Co-Founder)Peter(Co-Founder)
Co-investorsThe FSE Group
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Accredit SolutionsActiveNavBranchspaceCaledonian LeisureCarousel LogisticsCISIVClarilisConnect Childcare GroupCreative Graphics InternationalEquip Outdoor TechnologiesfocalpointFu3ELegaticsMobility MojoMPBMuch Better AdventuresOrriPointrProactiveProximityRockfishScurriSecurecloudTembo MoneyVet’s Klinic
Portfolio news
latest coverage across their companies01Health · eu-startups.com · Jun 10, 2026
Airfinity · trysignalbase.com · May 11, 2026
Veremark · finsmes.com · Feb 3, 2026
Mojo Vision · finsmes.com · Sep 4, 2025
Ryft · finance.yahoo.com · Jul 9, 2025
Penfold · eu-startups.com · May 22, 2025
Frequently asked questions
- How many investments has Gresham House Ventures made?
- Gresham House Ventures has 59 tracked investments, 2 of which have exited, including 6 dated in the last 24 months.
- What stage does Gresham House Ventures invest at?
- Gresham House Ventures invests at the Seed, Series A, Series B, Growth stages.
- What is Gresham House Ventures's typical check size?
- Gresham House Ventures typically writes checks of $1.3M – $26M.
- What sectors does Gresham House Ventures focus on?
- Gresham House Ventures focuses on AI & Machine Learning, Consumer, Cybersecurity, Data & Infrastructure, E-commerce, EdTech, Enterprise Software, Fintech, Healthtech, Media & Entertainment, SaaS.
- Where is Gresham House Ventures located?
- Gresham House Ventures is headquartered in London, GB.
- Does Gresham House Ventures lead rounds?
- Yes, Gresham House Ventures leads investment rounds.
- Who does Gresham House Ventures co-invest with?
- Gresham House Ventures most often shares deals with ACT Venture Capital, Balderton Capital, Entrepreneur First, among 32 tracked co-investors.
Co-investors · 1
Acton Capital is an early-growth-stage venture investor with over 25 years of industry experience, partnering with a small number of founder-led companies each year to support their growth strategies.
Firms observed investing alongside Gresham House Ventures, from public investor directories. Shared companies are the overlap with Gresham House Ventures's recorded portfolio.
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