ABC Supply Co., Inc.

America's Largest
Wholesale Distributor of
Roofing · Siding · Windows · Gutters · and More

ABC Supply - Rockville, MD

15 Derwood Cir
Rockville, MD 20850-1263
P: (301) 294-4000
F: (301) 294-4004

Branch Hours

Mon - Fri: 6:30 AM - 4:30 PM
Sat: 7:00 AM - 11:00 AM
Steven Laymon
Managing Partner

Branch Manager

Steven Laymon

Contact Manager »
Feedback »

Products & Brands Offered

Steep Slope Roofing

Asphalt Shingles

  • CertainTeed
  • GAF
  • Owens Corning

Cedar Shakes & Shingles

  • G & R
  • Waldun

Metal Roofing

  • ATAS
  • Decra
  • Petersen Aluminum

Composite Shingles NEW

  • DaVinci
  • EcoStar

Low Slope Roofing

Low Slope Roofing

  • CertainTeed
  • Mule-Hide
  • Versico

Roofing Insulation

Roofing Insulation

  • Atlas
  • Mule-Hide

Siding

Vinyl Siding

  • CertainTeed

Fiber Cement & Engineered Wood Siding

  • James Hardie

Windows & Doors

Replacement Windows

  • Atrium
  • Simonton

New Construction Windows

  • Atrium
  • Simonton

Skylights

  • Starlight
  • Velux

Doors

  • ProVia

Other Products

Other Products

  • Caulks/Sealants
  • Roofing & Siding Accessories
  • Shutters
  • Tools & Equipment

Services Offered

  • Conference Room Available
  • Covered Ground Drops
  • Cut-To-Length EPDM
  • Emergency delivery shuttle
  • Free Tapered Take-Offs
  • In-Home Financing
  • Job-Site Signs
  • Next-Day Delivery Available
  • Steep-Slope Take-Off Assistance
  • Two-Man Roof Load
  • Warranty Claims Assistance
  • Window Order Assistance