Osborne Clarke advises OpenAI on its first London lease

Published on 5th May 2026

International legal practice Osborne Clarke has advised OpenAI on the lease of its first dedicated office space in London, securing an 88,500 square foot premises in at Regent Quarter in King’s Cross.

The new King’s Cross space will accommodate teams across research, engineering, customer support, integrity enterprise, start-ups, policy, communications, marketing and sales, and builds on OpenAI’s recent announcement to establish London as its largest research hub outside the US.

Osborne Clarke has a strong relationship with OpenAI and advises the company on its real estate interests outside of the US.

We are very proud to be part of such an important moment for OpenAI and the wider UK technology sector. Our team at Osborne Clarke has extensive experience supporting high‑growth technology businesses with the development of their real estate portfolios. This project reflects the work we are doing with leading AI companies to create the space and infrastructure they need to scale, attract talent and drive innovation.

Jonathan Mills, Partner, Real Estate.

The Osborne Clarke cross-disciplinary team was led by partner Jonathan Mills (Real Estate), partner Philip Davies (Construction, Planning & Environment) and partner James Meakin (Tax), with support from associate director Victoria Murrant (Real Estate), senior associate Louise Rose (Real Estate), senior associate Anna Reynolds (Tax), senior associate Megan Forbes (Construction, Planning & Environment) and associate Sarah Forshaw (Construction, Planning & Environment).

Media comment

Our legal experts are available to provide comment or background on international legal issues for your publication.