Photo-Sonics International Limited

Company 02590014 Active

Connected board network

The connection graph needs a free account.

This company's record is public. The network of who else its directors govern is compiled from the registers by us, and an account keeps it out of bulk scrapers.

Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.

directors on the board

19.9y median 17.5y

average tenure

34.8y

longest tenure

directors past 6 years

4 vs 0 portfolio

first-time directors

also govern a charity

left in the last 12 months

Gaps to watch

Several long-serving directors could step down together
No director brings board experience from anywhere else
Narrow spread of sectors across the board

Where to look Suggested search: succession planning for long-tenured seats; a director with board experience elsewhere.

Company details

Number	02590014
Status	Active
Type	Private Limited Company
Incorporated	08/03/1991
Address	5 THAME PARK BUSINESS CENTRE, WENMAN ROAD, THAME, OXON, OX9 3FR
Accounts next due	31/05/2027
Accounts last made up	31/08/2025

Industry (SIC)

72190 - Other research and experimental development on natural sciences and engineering

Ownership - persons with significant control (1)

President John Philip Keil Iii American
ownership of shares 75-100%

Officers (10)

Conrad Kiel Director · appointed 2016
Simon Arthur Harris Director · appointed 2015
John Philip Kiel Iii Director · appointed 2002
Kathryn Treesuwan Director · appointed 1991

Show 6 former officers

Wcphd Secretaries Limited Corporate-secretary · appointed 2005 · resigned 2007
Michael Lepelley Director · appointed 2002 · resigned 2020
John Philip Kiel Director · appointed 1991 · resigned 2014
Alan Richard Neal Director · appointed 1991 · resigned 2008
John Peter Oswald Cole Director · appointed 1991 · resigned 1991
Joseph Charles Pillman Secretary · appointed 1991 · resigned 2005

Directors and officers on the Companies House record, current and former.

Report an error in this record - let us know.