The UK Startup Directory

The EntrepreneurPlus guide to the UK startup ecosystem: the companies building it, the investors backing them and the events bringing them together.

Featured startups

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AgentsKit

Installable library of specialist agents, skills and slash commands that extends Claude Code for engineering and marketing work

• AI & Data
• London

Avarrai

AI execution intelligence for institutional capital markets, starting with fixed income.

• Fintech
• Pre-seed
• London

Kvio

One workspace for generating AI video and images with leading multimodal models.

• AI & Data
• Pre-seed
• London

Picked

Tracks which brands AI assistants recommend, then writes the content to win those answers.

• AI & Data
• Pre-seed
• London

supp.fit

Evidence-graded answers on supplements, built from 150,000+ clinical studies.

• Healthtech
• Pre-seed
• London

Anomaly AI

AI data analysis workspace that turns large spreadsheets and business data into verifiable dashboards and reports.

• AI & Data
• London

Featured investors

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20VC

Seed and Series A fund combining venture investing with the 20VC podcast and media platform.

• Venture capital
• Pre-seed – Series B+
• London

Backed VC

Seed fund backing European founders building frontier technology companies.

• Venture capital
• Pre-seed, Seed
• London

Circularity Capital

Specialist growth investor in businesses that enable the circular economy.

• Venture capital
• Series A – Growth
• Edinburgh

Fuel Ventures

Pre-seed to Series A investor in UK tech start-ups, funded largely through EIS and SEIS.

• Venture capital
• Pre-seed, Seed
• London

JuneX Capital Partners

Evergreen investor backing European founders in education, human capital and investment management.

• Venture capital
• Pre-seed – Series B+
• London

A

Atlas Ventures

Seed-stage investor in European technology for industrial decarbonisation and digitalisation

• Venture capital
• Series A, Series B+
• London