Tepe Makina İnşaat Sanayi ve Ticaret Ltd. Şti. was establishing in Istanbul in1996 to deal with sales and marketing of welding machines and equipment. Company is dealer of Magmaweld and Oerlikon A.Ş. It has expended its product portfolio in year 2020 by collaborating with Normweld having welding machine equipment and spare parts registered in its name, Stellwood being the name of quality and brand in relation to hardfacing electrodes TIG wires Mig/Mag welding wires and Stellit hard filler rods registered in its own name, and brands of Kayo and Normair collecting work safety and protection equipment within its body. In 2010, it has become dealer of Karbosan and Bosch electrical hand tools in region of Ümraniye-Dudullu and has become one of the most effective firms in the region regarding welding sector and hardware products.