PGA Engineering Co. (Palayesh Gostar Abnous)Technical & Consultant PGA Co. Ltd is an Iranian Water Treatment Company, established in 2000 specifically to ....Address:4th floor, Shahr-Ara building, Sabalan 1 Alley, Elahiyeh, Baghmisheh DistrictAlborz DAMA Karan Co.our company was established in 1977 Tehran. we are an old manufacturer the field of Refrigeration Iran. main products ....Address:No 32-Toopchi st-North Sohravardi st 1