Jon Folkersen is a seasoned professional in the roofing industry, with many patents and years of experience in the field.
Read an article by Peter Golden, about one of Jon’s endeavors. PDF
Seasoned Roofing Industry Professional
Jon Folkersen is a seasoned professional in the roofing industry, with many patents and years of experience in the field.
Read an article by Peter Golden, about one of Jon’s endeavors. PDF