Specialized in CHP providing, we focus on generationg energy using the optimal balance between steam and electric power, while preserving the environment and being economically efficent. CHP:Combined Heat and Power

News

April 2016
JEN Holdings Co., Ltd changed its name to Enex Electric Power Co.,Ltd.
October 2012
Acquired stocks of CEF Konbumori Wind Farm Co., Ltd.
Renamed to JEN Konbumori Wind Farm Co., Ltd
March 31, 2011
JEN Holdings has joined the group of ITOCHU ENEX Co., Ltd
January 2011
Axquired stocks of CEF Kusu Wind Farm Co.,Ltd.
Renamed to JEN Kusu Wind Farm Co.,Ltd.
September 30, 2010
Ishihara Sangyo Co Ltd completed the acquisition of Yokkaichi Energy Service Co Ltd on September 30, 2010.
September 30, 2010
Ishihara Sangyo Co Ltd completed the acquisition of Yokkaichi Energy Service Co Ltd on September 30, 2010.
April 1, 2009
The administration group has changed.
August 2008
The capital has been increased to 2,692,940,000 yen
(Capital reserved).
July 2008
Our homepage has been updated, The corporate log has been renovated.
June 2008
The capital has been increased to 2,472,940,000 yen
(Capital reserve incluided).
June 2008
Yokkaichi Energy Service acquires Ishihara Sangyo-Private Power
from Ishihara Sangyo Kaisha Co.,LTD
(Effective from June 30th)
April 1, 2008
Japan Energy Network co.,Ltd(JEN) is registered
as PPS(Power Producer and Supplier).
March 31, 2008
Joetsu Energy Service acquires the Hydro Power Generation
Business of Nippon Soda Co.,LTD.