One of the top 100 Pennsylvania and Maryland new home builders in the nation, Keystone Custom Homes is listed in the industry's leading trade journal, Builder Magazine. Keystone Custom Homes is also the first builder recognized by America's Best Builder three times by Builder Magazine in conjunction with the National Association of Homebuilders. Keystone Custom Homes' owes their success to their ongoing philosophy: "to build above and beyond for customers, fellow team members and the global community". Keystone also offers a 20-year warranty against structural defects.