Gamma Communications plc (Gamma or the company), is a leading provider of Unified Communications as a Service ("UCaaS") into the UK and European business markets. Gamma's Board is conscious that Martin Lea (Senior Independent Director) will have been a director of the company for nine years in June 2023 and it therefore has plans underway to manage succession of this role. Henrietta Marsh will take over the role of Senior Independent Director from Martin Lea with immediate effect.

Henrietta has been a Non-executive director of Gamma since April 2019 and is the Chair of the Remuneration Committee.