Cedar Siding Incorporated is a wholesale factory-finisher of siding and trim products. Founded in 1987, Cedar Siding, Inc., factory-finishes millions of board feet of factory finished cedar, fiber cement, and composite wood sidings and trims including LP® SmartSide®. Their service area includes Illinois, Wisconsin, and Indiana. Using the industry-best coating methods and ovens with the newest technology to cure the finishes, Cedar Siding, Inc. exceeds coating manufacturer’s specifications in almost every color imaginable.
Air Vent offers a complete line of ventilation products that meet the highest standards for quality and performance.
Albany Door Company, Inc. manufactures interior and exterior high-speed industrial doors for a wide range of industries. Albany Doors can be individually customized, delivering customers the a wide variety of design and style options for an entry system. Albany Doors are made to the industry's highest quality standards.
roofing systems is a leading, full-line supplier of single-ply and isocyanurate roofing products for the commercial roofing market. For over thirty-five years, GenFlex has provided a quality product that is easy to install and offers an array of warranties.
Genovations PVC Decking provides a low-maintenance deck that will never warp, rot, crack, splinter, or stain.
Gentek Building Products produces an extensive product line of vinyl, aluminum, and steel siding accessories, arming contractors with a range of options for their projects.
Geocel was the first U.S.-based sealant manufacturer to receive ISO 9001 Registration. Founded in 1974, the Geocel brand has built a strong reputation for providing innovative sealants specially designed for tough construction and repair applications in commercial, residential, industrial, and transport (non-automotive) markets. Their quality line of sealants helps professionals save time, lower costs, and reduce callbacks.
Gerkin Windows and Doors incepted 1932, manufactures insulated windows and doors. Today they have several commercial window styles and doors in the Rhino line.
Foundry’s Grayne Shingle Siding perfectly replicates the cedar look with its undeniable curb appeal and true-to-life, weathered color selection. It features a realistic wood grain that you have to see and touch for yourself to appreciate truly. Grayne Shingle Siding offers more than exceptional curb appeal – it’s also easy to install with minimal waste and little maintenance..
Green Bay Decking is focused on the SCIENCE behind their composite decking products and continuous improvement of their manufacturing processes. They provide new concepts in decking that bring additional value to contractors and homeowners alike
Grip-Rite fasteners provide the largest selection of screws and nails, offering solutions to job-sites challenges and construction needs.
Gutter Gekko offers a surgical-grade stainless steel micro-mesh that alleviates the need for continual gutter cleaning. This micro-mesh fits all types of roofs and interlocks panels to keep seams from unraveling, all while handling up to 60 gallons of water per minute. It also creates a defensive barrier that keeps out all sorts of tiny debris, leaves, animal nests, pine needles, and grit.
Harvey is a leading construction materials supplier for residential and commercial exterior remodeling; specializing in windows and doors.
Hayfield Window & Door Co. operates in a 190,000 sq. ft. manufacturing building with an additional 6,000 sq. ft. of office and showroom, located on 55 acres of land. Their products exceed industry standards while offering countless design possibilities for most any project. Founded in 1951 as an aluminum storm window fabricator. In the 1970s they became a green company and expanded into the aluminum window business primarily used in commercial buildings. The company conserves resources by recycling all of the materials used in the manufacturing of their products.
HB&G is a manufacturer of front porch columns and other outdoor living products. With more than 100 years of experience producing columns, contractors count HB&G for quality, innovation, and craftsmanship.
Henry®; Company is a leader in Building Envelope Systems®, managing the flow of water, vapor, air, and energy from foundation to roof. Henry® professionals offer designers, contractors, and building owners a combination of technical experience, a belief in sustainability, and a commitment to provide quality products.
Hilltop Slate specializes in producing slate roofing tiles. Their slate roofing tiles are expertly crafted and guaranteed to last. They produce a variety of styles and colors for most any project.
JD Metals has an excellent line of quality metal roofing products, trim packages, and accessories for post frame buildings.
JELD-WEN designs produce and distribute an extensive range of interior and exterior doors, wood, vinyl, aluminum windows, and related products for the new construction and repair and remodeling markets. They are a globally recognized leader known for innovation and quality.
Kabinart, founded in 1963, has consciously chosen to forgo national home center business and high profile marketing in favor of investing in the best possible product value, backed by local, independently owned businesses you can count on to guide you through a successful new kitchen project. Today, supported by more than 135 skilled men and women, Kabinart has grown to a 170,000 square foot facility in Nashville, Tennessee.
Jenkins Millwork LLC produces custom-fit doors or a new energy-efficient aluminum, vinyl, or wood windows, Jenkins' selection is unrivaled by any store in the area, large or small. Founded in 1927, they are based in Amarillo, Texas.
Kitchen Cabinet Distributors was built with the vision of creating beautifully designed cabinets through thoughtful engineering that provide exceptional value to homeowners. Over the years, Kitchen Cabinet Distributors has evolved to become one of the largest cabinet distribution companies in the Southeast, delivering products across the entire United States with one of the industry’s shortest and most dependable lead-times.
Kitchen Kompact has been manufacturing the best kitchen cabinets across three generations, bringing innovation and hard work to a fast-growing, constantly changing industry. They were transforming a small custom cabinet shop, whose beginnings date back to 1937, into one of the largest cabinet assembly plants in the United States.
Kleer lumber cellular PVC trim, post wraps, boards and mouldings offerthe look of wood without the maintenance.
KraftMaid has been committed to the needs of its customers for over 40 years. They are an industry leader and one of the largest built-to-order cabinet manufacturers in the United States. 
Lapolla is a leading manufacturer and supplier of spray polyurethane foam for roofing and interior insulation and silicone and acrylic coatings. Their high-performance products are ideal for commercial and residential applications in the building envelope construction industries.. 
Larson Manufacturing has grown from a one-person shop into the largest manufacturer of storm doors and storm windows in the United States. With over 20 patents and more innovations every year, you can expect LARSON to deliver.
Legacy Cabinets includes five cabinet series: Advantage, Debut, Mian Euro, Presidential, and Modena Euro. Legacy Cabinets build cabinets for kitchens, bathrooms, and more. Their sustainable cabinet solutions are designed to transform your project.
Lincoln Windows is the premiere manufacturer of wood windows and patio doors. All Lincoln windows utilize double-strength glass and contemporary hardware choices for an energy-efficient and attractive window package.
Lindsay Window & Door has helped improve homes with window and door replacement services since their founding in 1947. Lindsay is a customer service-oriented window and door manufacturer.
Loewen is a designer and manufacturer of wood windows and doors. They use solid wood makeups, not veneers. Their extruded aluminum is of the highest quality. Their operating hardware is bronze, brass, zinc, and stainless steel – all genuine materials, not imitations.
Lomanco® Static Roof Vents are exhaust vents by design. Each vent's unique design offers maximum weather protection. All Lomanco® Static Roof Vents are available in several colors to blend with the roofing materials.
LP Building Products has been delivering innovative building products for over 40 years. Their products have combined strength, technology, and durability, from engineered wood panels and siding to outdoor building solutions and design software. They’ve incorporated strand technology into many of their building solutions, such as the LP® TopNotch® Sub-Flooring series, LP® FlameBlock® Fire-Rated OSB Sheathing, LP® SmartSide® Trim & Siding, LP® SolidStart® products, and LP® TechShield® Radiant Barrier Sheathing. 
R. M. Lucas Co. offers a full line of coatings and mastics for the professional building contractor. They offer everything from time-proven high quality bituminous coatings and mastics to technologically advanced polymer based sealants, adhesives, and reflective elastomeric coatings.
Ludowici clay tiles are of the highest quality available, which is why they adorn thousands of historic and newly built structures around the world. Since 1888, architects, designers, homeowners, universities, commercial, and government clients have turned to Ludowici for uniquely beautiful architectural terra cotta products that stand the test of time.
Mac Doors is based in Wisconsin, established in October of 1996. Their products are developed to their strict specifications using state-of-the-art components. .
Since 1956, Malarkey Roofing Products has operated a family-owned, professionally managed, and privately held company headquartered in Portland, Oregon. Malarkey offers a full line of roofing shingles, sustainable roofing solutions, and commercial roofing systems.
Malco is a leading manufacturer of specialty tools for steel or asphalt roofing installation and tear-off. .
Marvin is a fourth-generation family-owned-and-operated window and door manufacturer known for quality and innovation headquartered in Warroad, Minnesota. Marvin employs more than 5,500 employees across 16 cities in North America.
Masco Cabinetry is one of the finest manufacturers of kitchen and bath cabinets, offering a highly-diverse product portfolio of framed and frameless cabinetry that spans the continuum from value-priced options to nearly custom.
Masonite International Corporation is a leading global designer, manufacturer, and distributor of interior and exterior doors for the new construction and repair, renovation, and remodeling sectors of the residential and non-residential building construction markets.
MasterBrand Cabinets, Inc. is an industry leader that comprises a breadth of quality cabinet brands. Since 1926, MasterBrand Cabinets has earned its reputation as America's Cabinetmaker.
Mastic premium siding stands up to extreme weather, requires little maintenance, and is an eco-friendly choice for families. Best of all, it’s covered with an industry-leading V.I.P. limited lifetime warranty backed by Ply Gem, the 75-year leader in pioneering performance home exteriors. Mastic offers vinyl siding styles in all the most popular variations. Lap siding or clapboard, board and batten, and cedar shake. All vinyl siding is made to look like wooden siding.
Mattaeo Aluminum Inc. is a leading gutter manufacturer in Northeast Ohio. For more than 30 years, they have been meeting customer's gutter needs across the United States.
McElroy Metal is a third-generation family-owned business with a strong culture of values that extends to customers, employees, and vendors. They offer metal roofing, metal siding, and metal panel products.
Merillat produces affordable, attractive, and durable cabinets. For close to 70 years the company has been providing cabinets across the U.S. Richard Merillat took over from his father as CEO and President.
Metal Deck Supply, is a premier distributor of metal decks in the U.S. 
Metal Sales is the nation’s largest manufacturer of metal roofing, wall, and building systems. 
Metal-Era is the largest edge metal systems manufacturer in North America. A trusted go-to expert in the commercial roofing industry, Metal-Era boasts the broadest portfolio of tested roofing and building envelope solutions in the industry.
MI Windows and Doors is one of the nation’s largest suppliers of high-quality windows and doors for remodeling, replacement, and new construction projects. They offer design flexibility with on-trend styles and top-rated performance at the right price. Products are produced in their state-of-the-art manufacturing plants deliver what you need, where you need it and they offer a 100% trouble-free guarantee.
Mid America is a leader in providing an extensive selection of shutters and siding accessories.
Quaker Windows & Door is a leading manufacturer of both residential and commercial window and door products. Since 1949 Quaker has built a reputation for providing products with the highest quality. Meticulous care goes into every detail of the manufacturing process, along with continual quality checks and stringent testing to ensure that only the finest products are installed in every project they build.
Quality Aluminum Products, Inc., founded in 1991 is a family-owned and operated manufacturer of residential aluminum building products. Their product line includes aluminum siding, soffit, fascia, trim coil, and rain carrying products. They also distribute Nailite International Products (brick, stone, and shake) and many other new and exciting building accessories.
A lot’s changed since Walter Schlage opened his first shop in 1920. At the same time, a lot hasn’t. They’re still meticulous designers, painstaking engineers, and proud craftsmen. Nearly a century later, Slage is proud to grace your doors with a growing menu of stylish, top-grade hardware.
Shrock offers a gallery of beautiful finishes/colors and finely crafted doors. Whether looking for designer-inspired color, intelligent storage, or just simple style basics, Shrock has options for every project.
Shingle Eater, Inc. is nationally recognized as the manufacturer of ergonomically designed long-handled specialty building industry tools. The company was founded in the early 1980s by a roofing contractor who recognized the need for an ergonomically designed roofing tool.
Silver Line – a subsidiary of the largest window and door manufacturer in North America, Andersen Corporation – builds both its premium V3 Series and economy V1 Series residential windows with low-maintenance vinyl in custom-sized and colors, and include glass options that are ENERGY STAR® certified for greater energy.
Tando exterior classing is the culmination of the best of two great brands - Novik and Exteria. Tando's product portfolio is designed to address the evolving needs of the professional installer, remodeler, and home builder.
TAMKO Building Products LLC is a leading manufacturer of residential and commercial roofing products, including Heritage® and MetalWorks® shingles, waterproofing products, and cements and coatings. Founded in 1944, TAMKO’s attributes their success to teamwork and enduring relationships with customers, suppliers, and their employees.
Sun-Tek Skylights is one of the leading skylight manufacturers in the United States. For over 30 years they have provided an affordable, easy way to let the sun shine into homes.
StoneCraft is a manufactured stone veneer cast from molds of real stone. StoneCraft is lightweight and designed to adhere easily to a variety of structurally sound surfaces. Natural stone may require wall ties and footings, which, in turn, can increase installation cost and difficulty.
Stinger by National Nail Corporation is an employee‐owned manufacturer and distributor of high-quality, innovative building products and service solutions for residential and commercial construction industries.
Stergis Windows and Doors has been manufacturing custom windows and doors using top materials and processes to produce efficient, long-lasting, and eco-friendly solutions. As a custom shop, they pride themselves on quality.
Southern Vinyl Manufacturing LLC produces quality vinyl fencing, railing, pergolas/arbors and other outdoor products. Contractors and builders across the East Coast and beyond rely on SVM for quality vinyl manufacturing that is customized to their needs.