Drennen Custom Contracting has been remodeling homes in Ft. Collins, Northern Colorado, and Southern Wyoming since 1973. Services include roofing, new and remodeled bathrooms, kitchens, basements, additions, all areas of repairs and in 1980 added Radon Testing and Radon Mitigation Services.

Arnie Drennen has personally managed his company since its inception and continues to offer his customers with his personal attention to ensure quality and professionalism.