Experienced. Reliable. Efficient. Responsive. Gemco-Renmark Sales, LLC (Gen-Mark) is a sales agency representing quality electrical and electronics manufacturers in Western PA and West Virginia. Gen-Mark has served the Western PA and West Virginia markets for a combined 350 years of service. We continue to partner with manufacturers who share our commitment to our focused markets: Industrial & Commercial, OEM/Power Electronics and Power Quality. Our market knowledge, coupled with application, training and commissioning expertise adds value to any installation. Our products are used in processing plants, steel mills and other manufacturing facilities including power equipment and transit OEM’s. Commercial, government, healthcare and education facilities all consume the products we represent. Helping electrical contractors work safer and more efficiently is also one of the services we provide here in our territory. We know our customers have choices in suppliers. Earning their first call is our goal. We work to achieve this by focusing on great customer service and continuous improvement of our technical abilities, delivering results and exceeding expectations.