How M-CM UK is governed

The M-CM UK Board of Trustees

M-CM UK is governed by a core team of 3 Trustees who are responsible for all activities that the charity undertakes. There are additional Trustee positions available, if you are interested in joining the team please email

The Trustees meet at least three times a year to discuss the charity and prioritise activities. All of our Trustees volunteer their time to M-CM UK.

GetAttachment Lorraine Yeomans

Lorraine is the founder of M-CM UK, she works fulltime as a social researcher and technical analyst within the health sector. Lorraine has a son born in 2004 who has a confirmed genetic diagnosis M-CM with the change in his PIK3CA gene being found in 2016.

You can contact Lorraine on the following email address


John Bridgwood

John is the father of a child with M-CM. He is a full-time carer for his son, an active volunteer in an education setting and is also a trustee of a local charity that provides activities for children with special needs and disabilities.


Rebecca Evans

Rebecca is mum to Hector (8) who was clinically diagnosed at 4 years old and recently received confirmation from the Cambridge Overgrowth Study that he has the PIK3CA gene mutation. She works as a Higher Education and Careers Advisor at a school in Cheltenham where she lives with her husband Dan, Hector, and his younger brother, Tobias.