What Woolf Distributing does

Woolf Distributing is a Midwest-focused B2B wholesale distributor of building materials and millwork products, serving lumberyards, manufacturers, and dealers across Wisconsin and Illinois. The company distributes 23 product categories spanning residential and commercial doors, decking and railing, fasteners, insulation and sheathing, siding, roofing and underlayments, mouldings and millwork, commercial hardware, and related components. It represents more than 100 manufacturer brands including Masonite, AZEK, TimberTech, Therma-Tru, Armstrong, Owens Corning, ASSA ABLOY, Schlage, and Yale. Customers place orders through a sales-led model using dedicated commercial staff, an online catalog at woolf.dmsi.com, direct branch contact, and periodic travel road shows highlighting decking, railing, and millwork products.

The company's underlying technology centers on distribution logistics and value-added fabrication rather than software. It operates a 195,000-square-foot Woodstock, Illinois hub on a 26-acre site, supplemented by Green Bay (WI) and Peoria (IL) branches. Capital equipment includes KVAL automated door hanging systems at Woodstock, CNC automated door and jamb milling equipment at Green Bay, paint and stain operations engineered for 5x growth throughput, and a cross-branch Warehouse Management System implemented between 2016 and 2017 for end-to-end inventory tracking. A proprietary software platform, WOOLFware, is also referenced.

The business model is a traditional wholesale distribution model with transaction-fee economics. Revenue is generated through the sale and distribution of building materials and millwork to B2B customers; pricing is quote-based and negotiated rather than publicly disclosed. The company was founded in 1940, making it an 80-plus-year operating entity, and on July 29 it was acquired by ADENTRA Inc., a leading North American distributor of architectural products, becoming a wholly-owned division with access to broader North American logistics and market support. There is no public ticker, no disclosed revenue, and no disclosed headcount.

Name

Woolf Distributing

Legal name

Woolf Distributing

Website

https://woolfdistributing.net

Company type

Private

Founded year

1940

Operating status

Operating

Headcount range

51–100 employees

Short description

Woolf Distributing is a Midwest B2B wholesale distributor of building materials and millwork serving lumberyards, manufacturers, and dealers. The company distributes 100+ manufacturer brands across 23 product categories from facilities in Wisconsin and Illinois.

Ownership category

akta.pro rank

Product category

Building Materials Distribution

NAICS

Lumber, Plywood, Millwork, and Wood Panel Merchant Wholesalers (42331), Roofing, Siding, and Insulation Material Merchant Wholesalers (423330)

SIC

Wholesale-Lumber, Plywood, Millwork & Wood Panels (5031), Wholesale-Lumber & Other Construction Materials (5030)

akta.pro primary industry

Windows, Doors & Millwork Distribution (CRAOAFAI)

akta.pro secondary industry

Hardwood Lumber Distribution & Trading (IMAMAIAB)

Keywords

• Building materials distribution
• Millwork distribution
• Wholesale construction supply
• Door and hardware distribution
• Lumberyard supply

Headquarters

HQ city

Woodstock

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Building Materials Distribution: Woolf Distributing operates as a wholesale distributor of building materials, millwork products, roofing, siding, insulation, decking, and related construction products. They distribute to lumberyards, manufacturers, and dealers across the Midwest region.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Woolf Distributing is a wholesale distributor of building materials and millwork products serving lumberyards, manufacturers, and dealers across the Midwest (Wisconsin and Illinois). The company offers over 23 product categories spanning doors, decking, fasteners, insulation, siding, roofing, mouldings, millwork, and hardware from 100+ manufacturer brands, supplemented by value-added fabrication services including CNC automated door and jamb milling and KVAL door hanging equipment.

Product overview

Woolf Distributing is a building materials and millwork distributor serving lumberyards, manufacturers, and contractors across the Midwest. The company operates as a multi-category distribution platform offering 23 distinct product categories spanning doors (residential/commercial/exterior/interior/hollow metal), decking & railing, fasteners, insulation, siding, roofing, mouldings, millwork, hardware, and miscellaneous building materials. Woolf Distributing represents over 100 manufacturer brands including AZEK, Masonite, TimberTech, Therma-Tru, Armstrong, Owens Corning, and ASSA ABLOY. The company was acquired by ADENTRA Inc. on July 29 and operates distribution facilities in Green Bay, WI, Peoria, IL, and Woodstock, IL with a 195,000 square foot warehouse complex. Capital investments include KVAL door hanging equipment and CNC automated door/jamb milling equipment for value-added fabrication services.

Differentiator

Problem solved

Functional benefit

Brands

• WOOLFware: A software platform developed by Woolf Distributing, accessible at woolfware.tryadsolutions.net

Products and services

• Aluminum Soffit Aluminum soffit products distributed from manufacturer EDCO for residential and commercial building applications.
• Basement Doors and Windows Basement doors and windows from Bilco, Boman Kemp, Wellcraft, ScapeWEL, and StakWEL brands for below-grade access applications.
• Caulk and Adhesives Construction sealants and adhesives from manufacturers including Albion, GE Silicones, Loctite, OSI, and Tremco.
• Ceilings and Grid Ceiling systems and grid components from Armstrong for commercial and residential applications.
• Commercial Hardware Commercial door hardware including products from ASSA ABLOY, Accentra, McKinney, Norton Rixson, Pemko, Rockwood, HES Products, Adams Rite, Allegion, DON-JO, PBB Architectural, EMTEK, Schlage, and Yale.
• Decking and Railing Outdoor decking and railing products including Concrete Forming Tubes, Feeney, Footing Pad, Handi Pier, IG Railing, InvisiRail, Kebony, OC Structural Lumber, NewTechWood Deck Tiles, Perma Column, TimberTech by AZEK, Westbury, Woodway, and ZipUp.
• Residential Exterior Doors Exterior entry doors for residential applications from manufacturers including Larson Storm Doors, Therma-Tru Doors, Taylor Entrance Systems, Masonite, Rogue Valley, TruStile, and Woodgrain.
• Residential Interior Doors Interior doors for residential applications including Masonite Flush & Molded, Masonite Stile & Rail (Lemieux), Stile Choice, Woodgrain, Lynden Door, TruStile, Woodport Doors, PBI Doors, Woodfold Manufacturing, and Rogue Valley Door.
• Hollow Metal Doors Commercial hollow metal doors from manufacturers including Republic Door Frames, Baron, Ceco Door, Curries, and Dunbarton Corporation.
• Commercial Wood Doors Commercial wood doors including Strek-O, VT Industries, Lynden Door, Masonite Flush & Molded, Masonite Stile & Rail, and Stile Choice.
• Exterior Trim, Mouldings and Ceilings Exterior trim and moulding products including AZEK Exteriors, AZEK Alpine Collection, Tamlyn, and Fypon.
• Fasteners Construction fasteners from CAMO Fasteners, HID Fast, Hitachi, FastenMaster, GRK Fasteners, Maze Nails, Mazel, and Tiger Claw.
• FRP and Foundation Line Fiberglass Reinforced Polymer (FRP) products and foundation line materials from Glasteel and Sequentia.
• Housewrap and Flashing Weather barriers and flashing products from Benjamin Obdyke, Henry, HomeGuard, Kingspan, Protecto Wrap, OSI, OX, and Tamlyn.
• Insulation and Sheathing Building insulation and sheathing products from Blue Ridge, Homasote, Kingspan, Owens Corning, OX, Polar Industries, Rockwool, and Sill Sealer brands.
• Metal Products Metal building products from Appleton, EDCO, and Tamlyn.
• Millwork Architectural millwork products including A&F Wood, Dunbarton, Endura, E-Zee Set, FrontLine Building Products, GM Wood, L.E. Johnson, L.J. Smith, Penrod, and SOSS.
• Mouldings Architectural mouldings from Metrie, NOVO, Menzner Hardwoods, FiberChar, and Ferche.
• Pocket Door Frames Pocket door frame systems from A&F Wood, Cavity Sliders, and L.E. Johnson.
• Polyfilm Polyfilm products from NAPCO for construction and building applications.
• Roofing and Underlayments Roofing materials and underlayment products from Benjamin Obdyke, EDCO, Henry, Protectowrap, and WeatherTek.
• Siding Products Building siding products from ADORN, AZEK Exteriors, EDCO, Everlast, Kebony, Mid-America, NewTechWood, Sagiper, and Tando Composites.
• Miscellaneous Building Products Miscellaneous building products including FinPan, Marwin Attic Stairs, Nelson Wood Shims, Solatube, and Tel-O-Post.

Quantifiable outcome

• Paint and stain operations built for 5x growth target
• +1 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• ADENTRA Inc.flagshipStrategic or Co-development PartnerADENTRA Inc. acquired Woolf Distributing on July 29, making Woolf a division of ADENTRA. ADENTRA is described as a leading North American distributor of architectural products. The acquisition aligns with Woolf's dedication to providing top-tier products and services, giving them access to a wide network of logistical and market support across North America.

Scale indicators5 records

Recent moves7 records

Expansion highlights5 records

Broad incumbents

• Builders FirstSource: Largest U.S. supplier of building products, manufactured components, and construction services to professional contractors, with deep millwork and door offering. Comparable product mix including doors, millwork, and lumber, but operates nationally as both manufacturer and distributor.
• US LBM: Leading national distributor of building materials including lumber, millwork, and specialty products serving professional builders and contractors. Highly comparable millwork and building materials distribution model with larger geographic footprint.
• ABC Supply Co. Largest wholesale distributor of roofing, siding, and building products in North America, serving contractors and dealers. Overlaps with Woolf's roofing, siding, and insulation distribution but operates at significantly larger national scale.
• Boise Cascade Company: Manufacturer and distributor of engineered wood products, lumber, and building materials including millwork and doors. Comparable millwork and building materials product line with both manufacturing and distribution capabilities.
• White Cap (formerly HD Supply Construction): National distributor of specialty hardware, tools, and building products serving professional contractors. Overlaps with Woolf in fasteners, hardware, and construction supply distribution to trade customers.
• ADENTRA Inc. Parent company of Woolf Distributing and one of the largest North American distributors of architectural products including doors, millwork, and specialty building products. Direct parent and closest operational analogue at portfolio level.

Direct peers

• Lansing Building Products: Specialty building products distributor focused on exterior building products including doors, windows, siding, and millwork serving dealers, lumberyards, and contractors. Direct overlap with Woolf in millwork and doors distribution model and customer base.
• Foundation Building Materials: Specialty distributor of building products including insulation, roofing, and accessories serving professional contractors and dealers. Highly comparable distribution model and customer overlap with Woolf's lumberyard/dealer focus.
• Cameron Ashley Building Products: Distributor of roofing, siding, windows, doors, and other building products serving lumberyards, dealers, and contractors. Directly comparable customer base and product mix with Woolf.
• BlueLinx Holdings: Wholesale distributor of building products including lumber, panels, millwork, and engineered wood serving dealers and retailers. Direct peer in product breadth and dealer-channel distribution model.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/profile.php?id=61565615815891
• Instagraminstagram.com/woolfdistributing

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Woolf Distributing