10 Best Ai Startups in Bristol to Watch in 2025

The Definitive Seedtable Ranking of Ai Startups in Bristol

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 10 start-ups with an aggregate funding of $869.8m. The average funding per company in this subset is $87.0m.

Last update to the database: Jul 15, 2025. See changelog.

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6

Funding Rounds

$680.0m

Money raised

A company developing semiconductor accelerators for artificial intelligence and machine learning.

Location:

Key people:

4

Funding Rounds

$161.6m

Money raised

Ultraleap is a developer of mid-air haptics, 3D hand tracking, and gesture recognition technologies intended to enable a shift toward spatial three-dimensional interfaces.

Location:

Key people:

5

Funding Rounds

$3.7m

Money raised

Perceptual Robotics is an industrial automation company based in Bristol.

Location:

Key people:

2

Funding Rounds

$197.0k

Money raised

Kaedim created 3D objects from 2D images.

1

Funding Rounds

$520.0k

Money raised

Rosa Biotech is a Bristol-based company manufacturing biosensing medical products for diagnosis.

2

Funding Rounds

$10.0m

Money raised

Platform helping children with autism form connections through education.

Location:

Key people:

1

Funding Rounds

$1.6m

Money raised

Martello is an AI-powered environmental risk reporting platform founded in 2020 by Henry Crosby.

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1

Funding Rounds

$333.0k

Money raised

Nesti is an AI-first generative video platform for sales teams founded in 2022 by Morgan Edmondson , Luke Kellett and Will Fletcher .

Key people:

1

Funding Rounds

$2.2m

Money raised

Martian Lawyers Club is an AI-based game personalization platform founded in 2023.

1

Funding Rounds

$9.6m

Money raised

CellVoyant is an AI-powered live stem cells behaviour tracking platform founded in 2021.

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