Choosing the right materials partner is as critical as choosing your GC. U.S. construction spending is currently at approximately $2,139.1 billion (as of July 2025), a busy market where selecting the wrong supplier can result in delays, change orders, and off-spec deliveries.
You’re likely here because of familiar headaches: items out of stock, materials that don’t match the spec, retail markups on bulk orders, and trucks that miss the delivery window. You need a supplier who has inventory, meets the specifications every time, offers fair prices for bulk orders, and delivers on time, with no runarounds.
This guide gives you a Top 10 shortlist of proven U.S. construction-material suppliers so you can match by coverage and category, lock pricing early, and keep crews productive. Ready to cut guesswork and protect your schedule? Jump to the list.
If your scope is roofing, siding, windows, or exterior envelope, ABC Supply is the default shortlist. Depth of inventory plus jobsite-friendly windows keeps crews moving on tight schedules. The branch network reduces hops between vendors.
Pros choose ABC for fast availability, on-spec materials, and predictable logistics. From shingles to fiber-cement to ventilation and solar accessories, the major brands you spec are often in stock nearby, shrinking lead times and rework risk.
Their product line includes: roofing (steep/low-slope), siding, windows/doors, ventilation, trim, tools, and accessories.
GAF, Owens Corning, CertainTeed (roofing); James Hardie (fiber-cement).
Revenue: $20.7B (FY2024)
Builders FirstSource (BFS) combines national scale with off-site manufacturing of trusses, wall panels, and EWP to compress cycle times and standardize quality. For repeatable components, they’re built for speed across subdivisions.
You still get full-line LBM (lumber, millwork, siding), but the differentiator is component manufacturing with coordinated delivery. Fewer onsite cuts, fewer errors, and faster dry-in.
Their product line includes: lumber, trusses/wall panels/EWP, doors/windows/millwork, siding/roofing.
Andersen, JELD-WEN, James Hardie, LP SmartSide, TimberTech/Trex (varies by market).
Revenue: $16.4B net sales (FY2024)
SRS Distribution Inc is a roofing/exteriors-first network built for speed. If you need next-day shingles, underlayment, or accessories with delivery tracking that keeps foremen informed this is a purpose-built platform.
Post-acquisition by Home Depot, SRS continues operating as a pro distribution network, with tools like Roof Hub for order/delivery visibility. Good fit for contractors who value fast turns and tracking.
Their product line includes: residential/commercial roofing, underlayment, accessories, siding/exteriors, and landscape/pool via specific banners.
GAF, Owens Corning, CertainTeed, IKO (availability varies).
Revenue: $9.8–10.0B (FY2023, Estimated; pre-acq; 2024 not separately disclosed)
Beacon, now a QXO company, remains a top roofing/exteriors distributor with national coverage and digital tools for pros. If you want a consistent exterior supply with online account control, it fits.
Branches stock the big brands roofers expect, with scheduled jobsite windows and order visibility through PRO+. Strong pick for teams managing multiple reroofs or phased exteriors.
Their product line includes: roofing, siding, windows, waterproofing, exterior accessories. QXO
GAF, Owens Corning, CertainTeed, James Hardie, plus TRI-BUILT (house brand).
Revenue: $9.76B net sales (FY2024) Beacon release; QXO closed acquisition Apr 29, 2025.
US LBM runs strong local banners with national buying power, good for builders who want local yard service plus access to components. The network model preserves regional know-how.
Coverage spans many regions via acquisitions (e.g., Crown Components, Foxworth-Galbraith, GBS), enabling component supply across markets with local execution.
Their product line includes: lumber & panels, EWP, millwork/doors/windows, decking, components (varies by division).
James Hardie, Andersen, LP varies by banner/location.
Revenue: $7.5–8.0B (FY2024, Estimated; private) industry list/estimates.
84 Lumber blends dealer service with components and installed options. If you want truss/wall packages, doors/windows, and decking from a single partner, it’s suited to turn-key jobs.
Flexibility at the branch and plant level helps speed exterior scopes while keeping structural items flowing, especially for residential and light commercial.
Their product line includes: lumber, trusses/walls/EWP, doors/windows, roofing/siding, decking, and installed services.
Trex, AZEK/TimberTech (decking), and more; varies by location.
Revenue: >$6.3B (2023)
For commercial/civil scopes, White Cap specializes in concrete accessories, rebar fabrication, formwork, and safety. If your pour schedule is tight, their network and fab options help keep reinforcement and forms on time.
They also stock pro tool brands trades expect, creating a one-stop for prep, pour, and protection on vertical or civil jobs.
Their product line includes: concrete chemicals & accessories, rebar/fabrication, formwork, PPE/safety, tools & hardware. White Cap+1
Simpson Strong-Tie; Milwaukee and other pro lines.
Revenue: >$6B (Estimated; private) investor materials.
Boise Cascade’s BMD division is the national broadline wholesaler behind many dealer yards and framers. If you need EWP (LVL/I-joist), panels, and commodity lumber at scale, their DC network matters.
BMD also distributes leading brands, allowing you to combine engineered packages with the finishes your plan requires.
Their product line includes: EWP/LVL/I-joists, plywood/panels, lumber, siding/trim, roofing, and millwork (via BMD).
James Hardie (selected markets) + many national lines via BMD.
Revenue: $6.7B (FY2024 company sales) reported results.
For interior scopes, GMS is the go-to distributor for wallboard, ceilings/grid, steel framing, and insulation. Stock-and-scatter delivery puts the board where crews need it and keeps interiors on track.
Subsidiaries distribute 75k+ products from top interior manufacturers; brand depth and logistics are the draw.
Their product line includes: drywall, acoustical ceilings & grid, steel framing, insulation, EIFS, tools & safety.
USG, CertainTeed, Armstrong (plus regional manufacturers).
Revenue: $5.5B (Fiscal 2024).
When your project includes exterior site scopes, hardscape, irrigation, turf, SiteOne is built for pro landscapers and GC site packages. Coordinated deliveries and regional inventory help with seasonal timing.
You’ll find the major irrigation and hardscape brands here, from controllers to drip/micro and pavers handy for wrapping exterior scopes with one order.
Their product line includes: irrigation (controllers, sensors, valves), hardscape, turf & nursery, and lighting.
Hunter, Rain Bird, Toro/Irritrol, Netafim, Belgard (hardscape).
Revenue: $4.54B (FY2024)
This article ranks distributors/suppliers that sell directly to contractors (roofing/LBM/interiors, etc.), not quarry/cement producers. For distributor rankings, MDM is the standard reference.
Public companies (BLDR, GMS, SiteOne, Boise Cascade, Beacon pre-QXO) publish FY figures (linked above). Private firms (US LBM, White Cap) don’t disclose; we cite best available industry estimates and label them clearly.
No. QXO acquired Beacon on Apr 29, 2025. Beacon operates as a QXO subsidiary; we list it as “QXO (Beacon Roofing Supply)”.
Home Depot bought SRS in 2024 and GMS in Sept 2025 (through SRS). That expands HD’s pro distribution footprint and can affect delivery density and digital tooling.
Brand lines vary by branch/region. Check each company’s product/brand pages or call the local branch (examples linked above for ABC, SRS, Beacon, GMS, SiteOne).
Interiors: GMS. Exteriors: ABC, QXO/Beacon, SRS. Structure: Builders FirstSource/US LBM/84. Concrete: White Cap. Site scope: SiteOne. (Also see “Which suits you?”)
Most are national; coverage depth varies by region. Use each site’s branch locator to confirm stock and services before finalizing your schedule. (See company pages linked above.)