1970
Construction School
-Technical College
-Certificate in building
1975
Poonsiri Concrete Industrial Co., Ltd.
-Concrete Piling Business
1990
Poonsiri Concrete Industrial Co., Ltd.
-Pre-Cast Manufacture &
Construction
2002
JWS Construction Co., Ltd.
-General Building
-Civil works
-Steel Structure works
-Interior & Decoration
-Design & Build
2005
JWS Machinery Co., Ltd.
-Machinery hiring business
-Cut & Fill works
2010
JWS Construction Co., Ltd.
-Completed 50 Projects
2012
JWS Construction Co., Ltd.
-Completed 61 Projects
2013
V Neramit Co., Ltd.
-Mechanical and Electrical
work services
2017
JWS Construction Co.,Ltd.
-Completed 125 Projects
