Tjalke Jan Siebe Boersma was born in November 1953.
07 Apr 2016
Significant Control
01 Aug 2013
Appointment
17 Mar 2011
Resignation
06 Dec 2010
Appointment
21 Sep 2010
Resignation
31 Aug 2010
Appointment
11 Mar 2004
Resignation
WSH GROUP LIMITED
Tjalke Jan Siebe Boersma was resigned a director
at 51 years old.
Dutch
11 Mar 2004
Resignation
WSLD LIMITED
Tjalke Jan Siebe Boersma was resigned a director
at 51 years old.
Dutch
08 Jan 2003
Resignation
20 Feb 2001
Appointment
WSLD LIMITED
Tjalke Jan Siebe Boersma was appointed a director
at 48 years old.
Dutch
06 Dec 2000
Appointment
13 Nov 2000
Appointment
WSH GROUP LIMITED
Tjalke Jan Siebe Boersma was appointed a director
at 48 years old.
Dutch
15 Mar 2000
Resignation
11 Jun 1998
Appointment