Sharpfibre may not put the fire out, but it will keep it down. The specialty contractor installs passive fire protection products, including fire stopping systems, structural steelwork protection, and fire-rated ductwork, ceilings, insulation, and partitions. The products it installs are designed to withstand about four hours of exposure to high temperatures and fire, allowing inhabitants of the building to safely escape danger. Sharpfibre also provides air sealing, thermal insulation, and acoustics design services. The company, which is located on the outskirts of London, was founded in 1987.

FAFCO runs hot and cold. The company makes solar swimming pool-heating systems, solar hot water heaters, and thermal energy storage systems. FAFCO's heating systems utilize solar panels to control the temperature of water. Its solar domestic hot water system, Hot2o, was developed as a result of a 10-year partnership with the Department of Energy. The company also manufactures IceStor -- a product that controls commercial cooling costs by storing energy at night during off-peak times, and then releasing it to cool buildings during the day. Customers include schools, hotels, and offices. Its solar water heaters are marketed to homeowners. FAFCO was founded in 1969 by chairman Freeman Ford and Richard Rhodes.

Williams Scotsman, Inc. develops, leases, sells, and manages mobile offices, storage containers, and related structures for the public and commercial markets in North America. Customers include government agencies, schools, and hospitals. The company maintains a fleet of some 100,000 offices, portable classrooms, and storage units, which it leases through a network of about 80 branch locations. Formed through the 1990 merger of Williams Mobile Offices and Scotsman Manufacturing, Williams Scotsman is part of Algeco Scotsman (along with European counterparts Algeco and Elliott). It was acquired by UK fund manager TDR Capital in 2007.

GS Engineering & Construction (GS E&C) is aiming to take a larger piece of the global construction pie. Founded in 1969, the company provides engineering and construction services to a variety of industries around the world. GS E&C's civil division builds roads, bridges, railroads, underground subways, and harbors. Its plant division undertakes work on oil and gas and petrochemical facilities. Projects include sewage system maintenance and wastewater treatment and commissioning of nuclear power plants. GS E&C also builds housing across Korea and in Vietnam. In addition to offices in South Korea, the firm has offices in China, India, Indonesia, Iran, Saudi Arabia, Italy, United Arab Emirates, and Vietnam.

All American Group, Inc. and its subsidiaries manufacture and distribute system-built homes for residential buildings in the United States. Its system-built products include single-family homes, multi-family dwellings, military housing, motels/hotels, group living facilities, and residential subdivisions. The company also offers apartments, condominiums, hotels, and specialized structures for military use; and townhouses, senior housing facilities, and dormitories. It provides its system-built modules under the All American Homes, Mod-U-Kraf, and All American Building Systems names. In addition, the company, through a joint venture with ARBOC Mobility, manufactures a line of low floor Americans with Disabilities Act-compliant buses, under the Spirit of Mobility brand name. The company markets its products directly to the end users, as well as to approximately 383 builders in 27 states, who sell, rent, or lease the buildings to the end-user. The company was formerly known as Coachmen Industries, Inc. and changed its name to All American Group, Inc. in May 2010. All American Group was founded in 1964 and is based in Elkhart, Indiana.

Tembec is the little mill that could -- and did. Rescued by workers from a shuttered mill in 1973, the forest products company today maintains significant operations in the US, Canada, and France. Through about 30 manufacturing facilities it produces pulp, paper, paperboard, lumber, and chemicals from the by-products of its pulping process; these products are marketed worldwide. Tembec's pulp unit, the company's largest group, accounts for more than half of sales. Its wood products unit sells SPF (spruce-pine-fir) lumber and hardwood flooring products primarily in North America. Tembec also manages forest land in four Canadian provinces. Outside of North America, it has sales offices in Asia.

Langdon Wilson Architecture Planning Interiors provides planning, design, construction, project management, and construction administration services. Its projects include: the World Plaza in Shanghai, China; Cedars Sinai Medical Center in Los Angeles; Royal Georgian Resort in Jamaica; and Al Maidan Maternity Hospital in Kuwait. The firm has assignments in China, France, Germany, Kuwait, Mexico, South Korea, Spain, Thailand, and the US. It has offices in Los Angeles and Irvine, California; Phoenix; and overseas locations in Beijing and Kuwait City. Langdon Wilson was founded in 1951, with the construction value of its its portfolio currently at more than $12 billion.

Tri-City Electrical Contractors targets Florida's commercial, government, industrial, residential, and communications markets. The company designs, installs and services electrical systems in apartment buildings, courthouses, convention centers, major sports arenas, resorts, and more. The company also specializes in fire and security alarm systems. Once part of now-bankrupt Encompass Services, Tri-City Electrical Contractors was repurchased by founder and chairman Buddy Eidel in 2003. Tri-City Electrical Contractors, which traces its roots to 1958, operates from its Central Florida headquarters and three divisional offices throughout the Sunshine State.

Sidney Cubbage provides a variety of building engineering services, primarily air conditioning, heating, plumbing, refrigeration, and ventilation. Subsidiary Thames Ducting makes and installs ventilation ductwork. Sidney Cubbage's handiwork is most often found in hospitals, leisure centers, schools, and office buildings. Alfred McAlpine, Krispy Kreme, University of Reading, and various county councils are counted among the firm's clients. Sidney Cubbage founded his eponymous firm in 1927; semi-retired chairman Paul Remsbury bought the company along with Rod Harris in 1971.

Helix Electric has coiled itself around the very core of the electrical contracting business in the Southwest. One of the US's largest electrical contractors, the company focuses on design/build, engineering, and installation projects. Its services include electrical, fiber optic cable, energy management system, emergency power system, electric fence, and voltage substation and distribution system installation. The company and affiliate Helix Electric of Nevada have offices in Arizona, California and Nevada. It has a portfolio of public and private projects, including jobs at airports, civic centers, hospitals, prisons, senior living centers, casinos, hotels, water treatment plants, and movie theaters.

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