AI/Fastest growing

Definely

AI tools that help lawyers draft, review and understand complex contracts, used by Magic Circle and top US law firms.

Why it's here

Raised a $30M Series B led by Revaia in June 2025 after ARR nearly tripled in 2024.

Focus: Legal AI
Founded: 2017
Total raised: $40Msource: definely.com
Latest round: Series B, $30M, Jun 2025
Team size: 51-200 people
Staff (Companies House accounts): 48, average over the period to 31 Dec 2025source: find-and-update.company-information.service.gov.uk
London office: Aldgate Tower, 2 Leman Street, Tower Hamlets E1 8FAsource: definely.com
London presence: HQsource: siliconcanals.com
Investors: Revaia (lead), Alumni Ventures, Beacon Capital, Clio, Cornerstone VC, Octopus Ventures, The Raine Group, Zrosk Investment Managementsource: definely.com
Recognised on: Sifted 100 UK & Ireland 2026, #84source: datocms-assets.com
Tech Nation Future Fifty 2025source: technation.io
Deloitte UK Technology Fast 50 2023, #23source: deloitte.co.uk
Area: Aldgate & Whitechapel
Nearest station: Aldgate East, 36 m
Companies House: DEFEYENE LEGAL SOLUTIONS LIMITED (10721979, active)Incorporated 12 Apr 2017 · SIC 62012
Visas: Licensed visa sponsor, listed as DEFEYENE LEGAL SOLUTIONS LIMITEDsource: gov.uk

For Definely