S. Mark Group comprises of S. Mark Engineering (I) Pvt. Ltd. and S. Mark Oil Field Engineering Pvt. Ltd. S. Mark was started in 1987 by Mr. A. C. Saini (Managing Director). Over the span of 35 years, S. Mark has become a EPC and LSTK organization with fabrication capacity based near Ahmedabad, Gujarat. We at S. Mark design, fabricate, construct and commission plants & products for the oil and gas, refinery, petrochemical, and process industries worldwide. Our work confirms to DGMS/OISD & PESO stipulations . Our expertise includes, but is not limited to EPC of QPF, EPS. GGS, manufacturing pressure vessels, storage tanks, separators, Heater Treater, Bath heater, Flare system, Metering Skid, Fuel gas metering skid, Tanks loading/unloading system, chemical injection skid, manifold, Modular cellar skid and ancillary equipment serving the aforementioned industries. S. Mark is a growing company and our success in the market is attributed to our philosophy of quality, reliability, and customer service. In our continuous quest to enhance engineering and manufacturing quality we have secured approval from ASME. S. Mark has acquired "U" ASME and "R" Stamp by National Board of Boiler and Pressure Vessel Inspectors. We are accepting orders confirming to both "U" Stamp and "R" Stamp certification. Clients: ONGC Limited Oil India Ltd. Cairn Oil & Gas GSPCL Halliburton Offshore Services Inc. Schlumberger HOEC Reliance Industries Ltd L&T JTI Oil Field Projects Essar Oil Ltd. Heramec Ltd. Selan Exploration Technology Interlink Petroleum Ltd. Deep Industries John Energy Ltd. Punj Lloyd Ltd. Bharat Heavy Plate & Vessel Ltd. Niko Resources Ltd. GAIL Canoro Resources Corrtech International Upet (Romania) Oilex GEECL