When you need dependable heating oil delivery or propane delivery or expert HVAC service and repair, there’s only one company to call throughout Delaware, Chester, Montgomery, and New Castle County: Wilson. We are a full-service family-owned company that delivers real value for your fuel dollar. We do this by helping you use less fuel with energy-efficient products and our home performance evaluations. And we can make your energy bills easier to manage with automatic delivery and a monthly payment plan.