Forest City Looks to Us for Its Geothermal Needs We’re Jim Lamberti Contracting Services, LLC, the recommended "go-to" team for Forest City, Pennsylvania's geothermal heating and cooling. Forest City homeowners look to us for ... the finest WaterFurnace geothermal heating and cooling systems highend installation and service from highly skilled, highly trained professionals sound advice on how to get more out of their geothermal installations With the economy like it is, there's never been a better time to put a WaterFurnace geothermal system to work for you. And we're the experts to do it in Forest City, Pennsylvania. Contact Jim Lamberti Contracting Services, LLC today. Want to taste and see just how big "going geothermal" could save you on your energy bills? Take a moment or two with our easy Geothermal Savings Calculator.