Mark Kingsley Collingbourne

b. 1965

Last updated September 28, 2026

Time on boards

Boards served
2
Board service
8 years
Director since
2015

8 years of board service in total across 2 boards, counting each seat separately. Longest: Sosandar PLC, 5 years.

Sosandar PLC Director
5 years · 2017 – 2022
React Group PLC Director
2 years · 2015 – 2017

Questions about Mark Kingsley Collingbourne

What boards has Mark Kingsley Collingbourne served on?

Mark Kingsley Collingbourne has served on the boards of React Group PLC and Sosandar PLC.

How long has Mark Kingsley Collingbourne served on boards?

Our records show at least 8 years of board service across 2 boards, the earliest from 2015.

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