21 Best Fitness Startups in London to Watch in 2025

The Definitive Seedtable Ranking of Fitness Startups in London

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 21 start-ups with an aggregate funding of $284.1m. The average funding per company in this subset is $13.5m.

Last update to the database: Sep 9, 2025. See changelog.

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2

Funding Rounds

$27.0m

Money raised

Sava is a real-time molecular health monitoring platofrm founded in 2016 by Renato Circi.

Location:

Key people:

3

Funding Rounds

$5.6m

Money raised

Terra is a London-based company developing an API for health, fitness, and wellness.

Location:

Key people:

5

Funding Rounds

$100.0m

Money raised

Let's Do This is a London-based company founded in 2017 by Sam Browne, Alex Rose and Neil Lock.

Location:

Key people:

1

Funding Rounds

$10.0m

Money raised

Second Nature is a smartphone application that coaches and motivates diabetes patients to live a healthier lifestyle. OurPath is a lifestyle improvement programme, proven to help people reduce the risk and complications of type 2 diabetes.

Location:

5

Funding Rounds

$25.7m

Money raised

Quell is a fitness game developers founded in 2020 by Cameron Brookhouse, Lorenzo Spreafico, Doug Stidolph and Martin Tweedie.

Location:

Key people:

1

Funding Rounds

Nell Natural Elements is an artificial Intelligence company founded in 2017 by Geoff Webb.

2

Funding Rounds

$3.6m

Money raised

Habitual is a provider of weight loss solutions founded in 2019 by Napala Pratini.

Location:

Key people:

1

Funding Rounds

$12.0m

Money raised

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Key people:

1

Funding Rounds

$2.0m

Money raised

ADAY is a London-based company founded in 2015 by Nina Faulhaber.

Location:

Key people:

1

Funding Rounds

$48.3m

Money raised

Gymbox is a british fitness company founded in 2003.

Industries:

Location:

1

Funding Rounds

$4.8m

Money raised

Puresport is a natural wellness products manufacturer founded in 2018 by Adam Ashe.

Location:

Key people:

1

Funding Rounds

Nell Health is a company that provides a health platform for employers, professionals and individuals.

1

Funding Rounds

$900.0k

Money raised

Platform that enhances fitness, fosters social connections, and adds fun by organizing interactive games.

Location:

2

Funding Rounds

$8.2m

Money raised

Perci Health is an AI-powered virtual cancer clinic founded in 2020 by Kelly McCabe.

Location:

Key people:

1

Funding Rounds

$3.2m

Money raised

Fiit is a fitness company that offers workout training videos and classes, athleisure wear, and more.

Industries:

Location:

2

Funding Rounds

$16.1m

Money raised

AI-driven personalized supplements provider based on blood test data.

Location:

Key people:

2

Funding Rounds

$1.3m

Money raised

Voda is a LGBTQIA+ mental wellness platform founded in 2022 by Jaron Soh.

Location:

Key people:

1

Funding Rounds

$2.7m

Money raised

Manufacturer of blood flow restriction (BFR) wearable products.

Location:

Key people:

1

Funding Rounds

$2.8m

Money raised

Software platform provider for healthcare in the home.

Location:

Key people:

1

Funding Rounds

$5.0m

Money raised

Magic AI is an AI-powered fitness mirror manufacturer founded in 2021 by Varun Bhanot.

Key people:

1

Funding Rounds

$4.9m

Money raised

NRG Gyms is a fitness service provider founded in 2011 by Shafiq Ahmed.

Key people:

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