Healf Has Ranked as Europe’s Fastest-Growing Start-up
The health firm topped the Sifted 250 list after its revenue surged to 47.7 million euros in 2025.
Updated on Oct. 7, 2026 in Startups
Live Poll
Do you believe rapid growth among new start-ups indicates a healthy national economy?
Healf claimed the top spot on the 2026 Sifted 250 list, which ranks European start-ups by their two-year compound annual growth rate. The firm saw its revenue climb from 207,000 euros in 2023 to 47.7 million euros by 2025.
Why it matters
The list offers a performance snapshot of Europe’s high-growth ecosystem, highlighting a strong appetite for A.I.-native technologies and capital-intensive ventures. It showcases the scale at which top-tier start-ups are currently operating across the continent.
The Sifted 250 list includes 56 A.I.-native firms, 58 profitable start-ups, and 14 companies with valuations of 1 billion dollars or more. The average headcount for listed companies is 72, with average revenue per employee reaching 337,000 euros.
The players
Healf
This London-based firm is a rapidly scaling start-up currently recognized as the fastest-growing venture in Europe.
Neko Health
Based in Stockholm, this health technology company secured the second position on the latest list of high-growth start-ups.
Aikido Security
This cybersecurity firm, which operates out of Ghent and Chicago, ranked third on the 2026 Sifted 250 list.
The details
The rankings were calculated based on revenue growth over three financial years and required signed documentation to verify figures. Following Healf, Neko Health and Aikido Security secured the second and third positions on the list respectively.
Timeline
Healf generated 207,000 euros in revenue in 2023.
Healf generated 47.7 million euros in revenue in 2025.
The Sifted 250 list was unveiled last week at the Sifted Summit in London.
Market Landscape
The Sifted 250 list provides a benchmark for the competitive landscape of the European venture ecosystem. It tracks how current leaders position themselves against market rivals through rapid scaling and capital acquisition.
For customers and potential investors, the list highlights companies experiencing significant operational scaling. This growth can often signal changes in product availability or shifts in the corporate stability of these emerging market players.
The takeaway
High-growth start-ups often navigate extreme revenue jumps that require robust operational scaling to maintain. Investors should observe that rapid growth metrics do not inherently predict long-term sustainability for these companies.
Further reading
Explore the evolving European venture landscape at Startups.
Source note: This article includes information reported by Trending Topics.
Live Poll
Do you believe rapid growth among new start-ups indicates a healthy national economy?
