Skip to main content

British Business Bank — Portfolio

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

133
Companies
$3.3B
Total invested
$35.7M
Avg. check
62
Industries
Artificial Intelligence (AI) 7FinTech 6Software 5Biotechnology 4Energy 3Renewable Energy 3+56 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

jane@on●●●●●●●.com
linkedin.com/in/●●●●●●
Verified contacts, updated monthly
Get instant access →

Portfolio companies

Showing 1–24 of 133
CSignum
September 2026

CSignum specializes in wireless communications solutions, digitization of subsea assets, and actionable insights for ocean industries.

Internet of Things · Bathgate$3.5M Venture - Series Unknown
SolarSub
September 2026

SolarSub is an environmental firm that offers floating solar cooling system.

Energy · Edinburgh$1.8M Seed
INTELLIGENT MASS SPEC SOLUTIONS
September 2026

Intelligent Mass Spec Solutions develops urine-based mass spectrometry and machine learning diagnostics for adrenal cancer.

Artificial Intelligence (AI) · Solihull$1.5M Seed
Ryft
September 2026

Ryft is a payment platform that enables businesses to accept payment from all platforms.

E-Commerce · London$26.8M Series B
Pure Capture Innovations
September 2026

Pure Capture Innovations develops advanced carbon-based adsorbent materials designed to eliminate persistent micropollutants from water.

Water Purification · Headington$718K Pre-Seed
GRIDIMP
September 2024

GRIDIMP provides an automated, easy to use, real-world solution to link users to the smart electricity system operators.

Energy · Bridgwater$327K Debt Financing
Cyted
August 2025

Cyted uses artificial intelligence (AI) and digital pathology to improve the detection and diagnosis of diseases, including cancer.

Artificial Intelligence (AI) · Cambridge$44.0M Series B
RFC Power
August 2026

RFC Power develops grid-scale long-duration energy storage technology for renewable power systems.

Battery · London$13.6M Series A
DMALINK
August 2023

DMALINK is a data-centric trading and RegTech platform for professional Foreign Exchange traders globally.

Banking · London$685K Equity Crowdfunding
Alchemab Therapeutics
July 2026

Alchemab Therapeutics is developing protective antibodies designed to keep people free of hard-to-treat diseases.

Biotechnology · London$33.6M Series A
Elliptic
July 2026

Elliptic is a fintech company that provides blockchain analytics and crypto compliance tools to ensure financial crime compliance .

Artificial Intelligence (AI) · London$120.0M Venture - Series Unknown
Hadean
July 2026

Hadean are a venture backed startup, reimagining distributed, spatial and scalable computing for web 3.0 and the metaverse.

Artificial Intelligence (AI) · London$114K Grant
Kraken Technology Group
July 2026

Kraken Technology Group develops autonomous maritime platforms and systems for defense, security, and critical infrastructure applications.

Artificial Intelligence (AI) · London$174.5M Series B
Clim8 Invest
July 2021

Clim8 Invest provides an app that allows individuals to invest in industries that work towards fighting climate change.

Clean Energy · London$3.8M Convertible Note
JECO
July 2025

Jeco's objective is to revolutionize software development, beginning with games.

Software · Bingley$1.3M Pre-Seed
Kinematic Trees
July 2026

Kinematic Trees develops modular robotics software and cloud tools for building and deploying robot-agnostic applications.

Application Performance Management · Sheffield$778K Pre-Seed
Optimise AI
July 2024

Optimise AI is an It consulting firm.

Information Services · Cardiff$951K Seed
Nebeus
July 2025

Nebeus is a fintech app bridging digital assets and traditional banking with IBANs, crypto services, and global cards.

Bitcoin · London$4.3M Equity Crowdfunding
MySense
July 2021

Digital Health and Wellbeing analytics platform

Assistive Technology · London$2.3M Seed
Inyanga Marine Energy Group
July 2025

Inyanga Marine Energy Group offers a wide range of services for offshore engineering and installation.

Marine Technology · Penryn$5.0M Venture - Series Unknown
Draig Therapeutics
July 2026

Draig Therapeutics is a clinical-stage biopharmaceutical company that develops investigational therapies for neuropsychiatric disorders.

Biopharma · Cardiff$65.0M Series B
BidScript
July 2026

BidScript is a software that provides AI-powered bid management, tender automation, and proposal workflow solutions for businesses.

Artificial Intelligence (AI) · Altrincham$799K Pre-Seed
Data Cubed
July 2025

Data Cubed is a data lab, helps you make smarter business decisions, and create new products and services, using data.

Analytics · Bristol$275K Debt Financing
Payr
March 2026

Payr enables rent payments with credit/debit cards, offering flexibility, rewards, and international payments with secure, instant payouts.

FinTech · London$2.1M Seed

Where British Business Bank invests

Artificial Intelligence (AI)7
FinTech6
Software5
Biotechnology4
Energy3
Renewable Energy3

About British Business Bank's portfolio

How many companies has British Business Bank invested in?▸

British Business Bank has invested in 133 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does British Business Bank invest in?▸

British Business Bank's top investment sectors include Artificial Intelligence (AI), FinTech, Software, Biotechnology, Energy. The firm invests across 62 different industry categories.

What is British Business Bank's largest investment?▸

Among tracked funding rounds, Kraken Technology Group received $174.5M in a Series B round. British Business Bank's total known invested capital is $3.3B.

What is the average investment size for British Business Bank?▸

British Business Bank's average investment size is $35.7M across its portfolio of 133 companies.

What are British Business Bank's most recent investments?▸

Recent British Business Bank portfolio additions include CSignum, SolarSub, INTELLIGENT MASS SPEC SOLUTIONS, Ryft, Pure Capture Innovations. These companies were founded in 2020 or later.

Reach the founders behind these 133 companies
Verified emails and LinkedIn profiles, updated monthly.
Get instant access →