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Top 6 SaaS Companies in London, United States, October 2026

As of October 2026, there are 6 SaaS companies based in London. They have combined revenues of $27.2M and employ 124 employees. They've raised - in capital and serve 1M customers combined.

Companies
6
Revenue
$27.2M
Funding
-
Employees
124

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Top SaaS Companies in London

Showing 10 of 6 companies ranked by annual revenue.

1Talenthouse logo
Talenthouse

London, England, United States

Provider of a creative freelance platform intended to connect artists with agencies. The company platform connects brands and agencies with on-demand creative community, enabling artists to showcase their creative work and brands to produce original ideas, concepts and high quality branded content at scale.

Revenue
$25.7M
Customers
1M
Year founded
2009
Funding
-
Team size
110
Growth
-
2SpringRock Ventures logo
SpringRock Ventures

London, England, United States

Founded in 2015, SpringRock Ventures is a venture capital firm that invests nationwide and is based in Seattle, Washington. The firm focuses on the convergence of technology and healthcare. Key investment sectors include SAAS, digital health, tech-enabled services, fintech, devices, oral health, eCommerce of healthcare, IT, security/HIPAA.

Revenue
$747.6K
Customers
25
Year founded
2015
Funding
-
Team size
3
Growth
-
3ProRes logo
ProRes

London, Kentucky, United States

ProRes.ai is a platform where users build their profile and then use generative AI to best demonstrate skills, experience, education, and more. Our platform takes all this information and builds resumes custom tailored to each job opportunity.

Revenue
$330K
Customers
-
Year founded
-
Funding
-
Team size
3
Growth
-
4Legit Check By Ch logo
Legit Check By Ch

London, United States

Legit Check By Ch is a bootstrapped luxury goods authentication company founded by brothers Daniel Ch and David Ch. The app launched in November 2017 as a personal project and became a formal business in April 2019. The company operates primarily as a media and authentication service, having accumulated 6,000,000 all-time guide readers and processing roughly 600 to 700 verifications per month as of May 2021. The business generates revenue through one-time authentication fees ranging from $20 to $100 per item, with a $60 certificate option for customers seeking documentation for PayPal or credit card disputes. Trailing twelve-month revenue from May 2020 to May 2021 reached approximately $200,000, with the company reporting profitability and operating margins that Daniel Ch described as potentially reaching 95 percent on a founder-only basis. The company is entirely bootstrapped with no venture capital funding. A team of eight to ten people, including five engineers, supports the platform. Daniel Ch, age 23 at the time of the interview, was also developing a separate SaaS pricing tool called Price Unlock, which was in early construction as of May 2021.

Revenue
$200K
Customers
700
Year founded
2017
Funding
-
Team size
2
Growth
-
5Medley logo
Medley

London, United States

Medley - the all in one loyalty and monetisation platform for creators. This isn't just another link-in-bio. Medley closes the loop for creators providing them with an active growth engine using loyalty schemes and incentivised task delegation.

Revenue
$181.5K
Customers
-
Year founded
2021
Funding
-
Team size
5
Growth
-
6UCW Industries Ltd. logo
UCW Industries Ltd.

London, England, United States

UCW Industries offers innovative and result in oriented quality services to customers in the embedded, wireless, big data, and web domains. We analyze, design and develop end-to-end solutions from smaller to complex projects. We partner with you to convert your ideas into market-ready products.

Revenue
$80K
Customers
-
Year founded
2017
Funding
-
Team size
1
Growth
-