1-717-367-0283 koserbm@gmail.com

Koser Building Materials has been a family owned and operated business for over 30 years. We stock a large array of building and remodeling materials on-site. Our knowledgeable sales staff is courteous and always ready to help, no matter the project's size. We deal in specialties as well as our normal stock products.

Recent years have seen significant growth and we are excited to share that with you, through a little photo tour of our showroom and warehouse. Thank you to our loyal customers.


Many Products Available In Addition To Those Highlighted in the Left-Hand Menu

  • Kitchen & Bath Cabinetry
  • Ceiling Tile, Grid, and Accessories
  • Counter Tops
  • Drywall
  • Exterior Doors - Slab & Prehung - Steel & Fiberglass
  • Hand Tools and Hardware
  • Insulation- Fiberglass Rolls
  • Insulation - 4' x 8' Sheets
  • Interior Doors - Prehung Pine
  • Lumber - Call for Current Pricing & Availability
  • Moulding- Wood & Prefinished
  • Paneling
  • Ply-woods and OSB - Call for Current Pricing & Availability
  • Rail Road Ties
  • Roofing - Metal & Rolled Roofing
  • RDI┬áRailing
  • Vanity Tops
  • Vinyl Siding
  • Windows - Custom Replacement & New Construction