John Leonard Rennocks

b. 1945

Last updated September 28, 2026

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Time on boards

Boards served
3
Board service
23 years
Director since
2002

23 years of board service in total across 3 boards, counting each seat separately. Longest: Diploma PLC, 12 years.

Diploma PLC Director
12 years · 2002 – 2015
Utilico Emerging Markets Trust PLC Director
6 years · 2018 – 2024
H-Power PLC Director
3 years · 2017 – 2021

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