W.G. Tomko, Inc. is a premier, full mechanical contractor providing reliable, efficient, and outstanding service from project ... bidding to on-time completion. Our areas of operation include Pennsylvania, Ohio, Virginia, West Virginia, Maryland and Washington D.C. W.G. Tomko Inc. offers a range of services including HVAC, sheet metal, pipe and plumbing systems, design, site utilities and service. Our full time in house professional engineer gives us the ability to work closely with owners to provide design build, cost conscious projects focusing on energy savings techniques and LEED Green technologies, all while maintaining a safe work environment. After more than half a century of providing top quality work through planning and dedication, we stand ready to meet all of our building requirements. Your satisfaction is our goal and commitment read more