Mark John Horsley

b. 1959

Sits on 1 board. Last updated September 28, 2026

Time on boards

Boards served
1
Current seats
1
Board service
16 years
Director since
2011

16 years of board service in total across 1 board, counting each seat separately. Longest: Northern Gas Networks Finance PLC, 15 years.

15 years · Since 2011

Questions about Mark John Horsley

What boards is Mark John Horsley on?

Mark John Horsley sits on the board of Northern Gas Networks Finance PLC.

How long has Mark John Horsley served on boards?

Our records show at least 16 years of board service across 1 board, the earliest from 2011.

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