Nortek delivers a breath of fresh air. The company makes and distributes heating, air conditioning, ventilation (HVAC), and home technology products for the residential and commercial construction, remodeling, and renovation markets. In addition to HVAC systems, Nortek's wares include range hoods and other ventilation products, indoor air-quality systems, lighting controls, and home entertainment and security system equipment. Products, which are sold primarily in North America and Europe, bear the Nortek name, along with other brands including Broan-NuTone, as well as such licensed names as Frigidaire and Maytag.

An air conditioner is nothing but a sum of its parts, with Air System Components (ASC) supplying the parts. Air System Components, Inc. manufactures components, such as grilles, registers, diffusers, and terminal devices for air conditioning, heating and ventilation systems, in addition to fans and other air distribution products. ASC's products are used in industrial facilities, institutions, and commercial and residential buildings, as well as the International Space Station. Brands include Titus, Krueger, Tuttle & Bailey, Reliable, Superior Rex, and PennBarry. Products are available worldwide through a network of wholesalers and distributors. ASC, which has about 10 manufacturing facilities, is a subsidiary of Tomkins.

Dallas Contracting Co. is demolition. The specialty contractor provides demolition of industrial and commercial facilities (including structures such as water towers, concrete silos, and steel tanks), onsite concrete crushing, and salvage and scrap metal removal and recycling. The company also provides equipment removal, interior dismantling, plant decommissioning, environmental remediation, and brownfield redevelopment. In addition, it sells used and surplus equipment, from air conditioning units to generators. Dallas Contracting Co. began operating in 1979. It serves clients throughout the US; they have included Exxon Mobil, Honeywell, and K. Hovnanian.

Dynamic Systems, Inc. (DSI) is dynamite with pipes. The company fixes and installs plumbing and exhaust systems (without blowing them to bits). The mechanical contractor specializes in HVAC (heating, ventilation, and air conditioning), plumbing, and sanitary and exhaust piping projects for facilities including cleanrooms, hospitals, high-rise office buildings, and industrial plants. Biopharmaceutical and semiconductor firms Biogen Idec and Infineon Technologies are among its clients. It serves others in the health care, hospitality, and commercial sectors. The company has regional offices in Arizona, Massachusetts, North Carolina, Texas, and Virginia. DSI is a holding of Austin, Texas-based FGI Group, Inc.

Structural Group has overseen more facelifts than a plastic surgeon. The group consists of five companies that serve industrial, commercial, and public sectors. Specialty contractors Structural Preservation Systems and SPS Infrastructure offers structural repair, strengthening, waterproofing, and geotechnical construction on everything from bridges to historic buildings. Another unit, VSL, provides heavy lifting and post-tensioning services (a method of reinforcing concrete with high-strength steel bars). Its Pullman Power arm repairs chimneys, stacks, and silos. UK-based Electro Tech provides corrosion control and water intrusion services worldwide. The group was founded in 1976 by owner and CEO Peter Emmons.

Founded in 1940 by Gene Winchester, QUIKRETE is still owned and operated by the Winchester family. QUIKRETE is set in its ways. The company makes more than 200 dry-packaged cement and concrete products, including concrete mixes, mortar mixes, and stuccos, as well as sand and aggregates. The products are sold to do-it-yourself consumers and professional contractors. QUIKRETE also makes coatings and concrete repair products, including vinyl patching mixes and tubed crack sealers. the company operates about 95 manufacturing plants throughout North, South, and Central America; it also has a research and development center in Atlanta.

Gustave A. Larson Company is the Midwest, Plains and Mountain States leading wholesale distributor of Heating, Ventilation, Air Conditioning, and Refrigeration (HVACR) equipment, parts, & supplies. Our business philosophy is to focus on serving the needs of our customers, with a value-added, professional and enthusiastic attitude. We have 350 team members who serve our customers in seventeen Midwest, Plains and Mountain states through our 44 locations.

C.F. Jordan is a top building contractor that offers preconstruction, design/build, development, and project management services. The company has traditionally built hotels and resorts, but has diversified into military, residential, highway, and school construction. Its contracts include projects for the Immigration and Naturalization Service for border patrol stations, health care centers, and detention centers. Other works have included Sea World in San Antonio, the Insights Science Museum in El Paso, and the Pearl Harbor Commissary and Exchange in Hawaii. Chairman Charles "Paco" Jordan started the Texas-based firm in 1988.

Columbia Pipe & Supply. Columbia is a leading distributor of industrial pipe, plumbing supplies, and HVAC (heating, ventilation, and air conditioning) equipment. Based in Chicago, the company also has sales offices covering the rest of Illinois, Indiana, Michigan, and Wisconsin, and an agreement with Affiliated Distributors that expands its distribution network to a national level. The company's target markets are construction, maintenance and repair, and OEMs. CEO William Arenberg and family own the company, which was founded in 1935.

Faith in technology is a basic commitment of Faith Technologies, one of the largest privately-held electrical and specialty systems contractors in the US. Its specialties include electrical contracting and service, automated controls, lighting, security, technology, and preconstruction. It primarily serves clients in the commercial, government, industrial, institutional, health care, manufacturing, power, residential, retail, transportation, and data center sectors. The company has worked on a range of projects, such as airports, bridges, correctional facilities, government agencies, hospitals, restaurants, and shopping centers.

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