11 July 1974
12 May 1986
27 June 1991
02 January 1998
27 June 1998
27 November 1998
15 June 1999
19 June 2000
03 October 2000
03 April 2001
12 May 2003
16 June 2003
Qualified for ATEX certification.
05 August 2003
14 May 2004
04 April 2005
Production of RoHS compliant products was started.
25 April 2005
30 December 2005
Switching to production compliant with EU REACH directives
Manufacturing of protection control relays
Patent for PYK terminal blocks
18 August 2006
01 June 2007
27 June 2007
New launch of alternative marking system.
27 June 2009
17 February 2010
20 September 2011
Regional office in USA was opened.
Russia marine certification.
E-Klemsan sales portal was launched.
Establishment of 2nd factory in Kemalpasa, İzmir.
Production of WIRING DUCTS.
27 June 2012
27 June 2013
01 March 2014
06 April 2016
27 September 2016
25 November 2016
26 November 2016
01 March 2017
02 March 2017
11 August 2017
29 November 2017
06 April 2018