PolyAI raises €77.4M Series D round

15 December 2025· London, United Kingdom· enterprise_software, ai, conversational_ai, b2b, pure_software

The company will use the funds to improve its AI technology, increase its enterprise customer base, advance its tech, support the development of its Agent Studio platform, and expand go-to-market efforts.

Investors

LeadGeorgian
Also participating
Point72 VenturesBritish Business BankHedosophiaNVenturesKhosla VenturesCiti VenturesSands CapitalSquarepoint VenturesZendesk Ventures

About PolyAI

Stage
Series C+
Headquarters
London, United Kingdom
Founded
2017
Team Size
201–500
Sectors
enterprise_softwareaiconversational_aib2bpure_software

Source: https://tech.eu/2025/12/15/polyai-raises-86m/