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Gresham House Ventures — Portfolio

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

48
Companies
$351.4M
Total invested
$7.8M
Avg. check
66
Industries
Artificial Intelligence (AI) 7SaaS 6Machine Learning 5Software 5Information Technology 4Enterprise Software 3+60 more
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Portfolio companies

Showing 1–24 of 48
Rainbird Technologies (Rainbird.AI)
September 2022

The AI Decision Automation platform for regulated use cases.

Artificial Intelligence (AI) · NorwichVenture - Series Unknown
Rezatec
August 2021

Rezatec provides the solution for water, forestry, energy, and agriculture industries.

Analytics · Abingdon$4.2M Debt Financing
Panthera Biopartners
August 2025

Panthera Biopartners helps pharmaceutical and contract research organizations to find the patient for clinical trials.

Biotechnology · PrestonDebt Financing
Mable Therapy
August 2023

Mable Therapy provides online speech & language therapy and counseling for children using purpose-built technology.

EdTech · Leeds$3.9M Series A
Spinners
June 2025

Spinners provides traditional games such as bowling, darts, clay shooting, and mini golf with interactive fun.

Casual Games · London$5.4M Venture - Series Unknown
BOSCO
June 2025

BOSCO is a digital marketing intelligence platform.

Advertising · Leeds$5.6M Venture - Series Unknown
fu3e
June 2022

fu3e is a management reporting software company for the real estate sector.

Productivity Tools · London$4.3M Seed
01Health
June 2026

01Health is a health tech building an AI-powered clinical infrastructure platform for specialist healthcare delivery.

Artificial Intelligence (AI) · London$15.0M Series A
OnSecurity
June 2024

Onsecurity is an offensive security company that offers pentesting, vulnerability scanning and threat intelligence, all on one platform.

Cyber Security · Bristol$7.0M Series A
Bidnamic
May 2022

Bidnamic is a machine learning platform that helps retailers unlock the full potential of Google Shopping.

Advertising · Leeds$5.0M Series A
Funding Xchange
April 2024

Funding Xchange is transforming and connecting the SME funding eco-system through digital eligibility and affordability assessment tools.

Finance · LondonSeries B
Proximity
March 2022

Enterprise Retail SaaS Tech built on Salesforce.com

CRM · London$7.2M Series A
eConsult Health
March 2023

eConsult Health is a digital-first triage and automated consultation tool for routine and emergency care.

Health Care · LondonNon-equity Assistance
RevLifter
March 2022

RevLifter is an AI powered technology provider helping brands increase revenue through real-time personalised offers.

Affiliate Marketing · London$4.0M Series A
Patchworks
October 2025

Patchworks is an integration platform for retail and e-commerce businesses.

Computer · Nottingham$4.0M Venture - Series Unknown
Penfold
May 2025

Penfold is a pension management company that assists its users in tracking their pensions.

Financial Services · London$5.2M Venture - Series Unknown
Much Better Adventures
December 2024

Much Better Adventures is an online travel company that offers active outdoor adventure holidays.

Adventure Travel · London$6.4M Venture - Series Unknown
ActiveNav
May 2024

ActiveNav is the data privacy and governance software provider and innovator of DMaaS (Data Mapping as a Service.)

Big Data · Reston$8.0M Venture - Series Unknown
CitySwift
February 2024

CitySwift is a data-driven bus scheduling and business intelligence platform.

Artificial Intelligence (AI) · Galway$7.6M Venture - Series Unknown
Ozone API
January 2024

Ozone API is the leading standards based open API platform that handles the complexity of open banking and open finance globally.

Banking · London$10.8M Series A
TravelLocal
September 2023

Global managed marketplace for tailor-made holidays.

Internet · Bristol$10.1M Series B
Branchspace
August 2023

Digital Commerce Platform for travel

E-Commerce · London$6.4M Venture - Series Unknown
Cognassist
April 2023

Cognassist is the UK's #1 edtech SaaS platform, focused on helping every learner reach their full potential.

Information Technology · Hebburn$5.0M Venture - Series Unknown
Vivacity Labs
February 2023

Vivacity Labs makes intelligent cameras to gather transport data, using the latest machine learning & computer vision techniques.

Artificial Intelligence (AI) · London$8.5M Venture - Series Unknown

Where Gresham House Ventures invests

Artificial Intelligence (AI)7
SaaS6
Machine Learning5
Software5
Information Technology4
Enterprise Software3

About Gresham House Ventures's portfolio

How many companies has Gresham House Ventures invested in?▸

Gresham House Ventures has invested in 48 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Gresham House Ventures invest in?▸

Gresham House Ventures's top investment sectors include Artificial Intelligence (AI), SaaS, Machine Learning, Software, Information Technology. The firm invests across 66 different industry categories.

What is Gresham House Ventures's largest investment?▸

Among tracked funding rounds, 01Health received $15.0M in a Series A round. Gresham House Ventures's total known invested capital is $351.4M.

What is the average investment size for Gresham House Ventures?▸

Gresham House Ventures's average investment size is $7.8M across its portfolio of 48 companies.

What are Gresham House Ventures's most recent investments?▸

Recent Gresham House Ventures portfolio additions include Rainbird Technologies (Rainbird.AI), Rezatec, Panthera Biopartners, Mable Therapy, Spinners. These companies were founded in 2020 or later.

Reach the founders behind these 48 companies
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