SK GAS engineering The company was established in 2012 and is specialized in design, production, transportation, assembly and warranty services of fuel equipment. Our trademark is Kalvacha. Under this trademark we manufacture LPG pumps, fuel dispensers (LPG, diesel, petrol and methane), LPG stations, petrol stations and underground fuel storage tanks. All the parts for manufacturing of the facilities and full range of spare parts for their maintenance are always available at our warehouse. Our professionals have many years experience in well-known fuel company Kalvacha Engineering. Our team prove their professionalism maintaining the quality system ISO 9001:2008. Our staff provide warranty services for facilities, installed by our company, and also support extended warranties of many petrol stations in Bulgaria, Greece, Romania and Macedonia. We have legal cash register system Kalvacha KC-12KL for connecting petrol stations with National Revenue Agency Equipment we manufacture has ATEX certificates and complies all the standards for facilities for petrol and gas stations.