PT. Gunung Baja Konstruksi (GBK) is a company engaged in manufacturing and galvanizing services
that is strongly committed to implementing a Healthy Safety Environment in running its business. This is proven by obtaining and implementing ISO 45001: 2018, ISO 14001: 2015 and SMK3 standards in the process of business activities. In addition, the company is also very committed to environmental preservation where from 2011 to 2020 the company has always received a BIRU Proper rating from the Ministry of Environment and Forestry of the Republic of Indonesia. And continue to be done in a sustainable manner.