Top Series A Companies in the UK 2026

Acquires independent UK lettings agencies and provides an AI-powered property-management platform...

Gensyn is a machine learning computing protocol for the world's deep learning models. It connects...

AI-native multi-model database that unifies documents, graphs, vectors, search, and time-series f...

AI data platform and agent builder enabling finance, legal, and insurance teams to automate compl...

Biotechnology company designing small-molecule therapeutics that target intrinsically disordered ...

Social photo-sharing app that lets friends share candid moments with a disposable camera-like exp...

Cambridge-based biotech using opti-ox cell programming technology to produce precision human cell...

Space Forge grows ultra-high quality semiconductor substrates using space-derived crystal seeds, ...

Glorify is a Christian Daily Worship and well-being app designed to strengthen a user's relations...

Multi-party computation

Banked is the architect of a new global payment network offering a real alternative to the card s...

Delivering digital trust through simple secure customer interactions Enterprise Software Cybersec...

Prolific is an online research platform connecting researchers and AI developers with a vetted po...

Hackajob is an online marketplace that matches technical candidates directly with employers and t...

UK manufacturer of purpose-built medium-duty electric trucks for middle mile logistics with aeros...

UK-based electrochemical direct air capture company removing CO₂ from the atmosphere at commercia...

Clinical-stage biotech developing vaccines against infectious disease and cancer using SpyTag/Spy...

Making diverse, high-quality data easily available to anyone, anywhere

AI replacing legacy control software in energy-intensive industries. Formerly Carbon Re.

Everledger provides an immutable ledger for diamond identification and transaction verification f...

Fintech platform automating end-to-end invoice payments for client-first businesses, reducing cha...

UK marketplace for elderly care options including care homes, retirement living, and home care.

Bristol-based deep tech company developing multi-state fusion technology to produce medical isoto...

Specialty pharmaceutical company focused on advancing women's health through innovative drug deve...

Lottie connects families with elderly care homes through a user-friendly platform.