Windows of opportunity open daily for Andersen, a well-known maker of wood-clad windows and patio doors in North America. Andersen offers window designs from hinged, bay, and double-hung to skylight, gliding, and picture windows. Its Renewal by Andersen subsidiary provides start-to-finish window renewal services, including in-home consultations, in more than 100 markets in the US. Subsidiary EMCO Doors makes storm and screen doors. Through independent and company-owned distributorships (including its Andersen Logistics division), Andersen sells to homeowners, architects, builders, designers, and remodelers. Andersen Corporation is owned by the Andersen family, the Andersen Foundation, and company employees.

Petrofac provides facility design, construction, engineering, procurement, and management services for the oil and gas industry. It delivers production and processing facilities to international oil companies and other clients, primarily in the UK. Petrofac also operates in Africa, the Middle East, and the Commonwealth of Independent States (which includes former Soviet Republic nations), and is building its business in the Asia/Pacific. Petrofac's subsidiaries include Petrofac Facilities Management, Monsoon Shipmanagement, and Rubicon Response. The company was founded in Texas in 2003; it sold most of its US operations to Chicago Bridge & Iron Company two years later.

Geo-Marine displays Marine-like discipline in providing engineering and environmental compliance and remediation services for a wide range of public and private sector clients, including the US government (including the Department of Defense and the Air National Guard). Services range from energy conservation analysis to archeological investigations to the development of radar-based bird-detection systems for aircraft. The firm has undertaken projects throughout North America and in the Caribbean, South America, and Asia. The company, which operates from seven offices across the US, was acquired by Applied Research Associates in 2009.

Carpenter Contractors of America has been working with wood for more than half of a century. The company manufactures roof trusses and wall panels and supplies building materials through its manufacturing facilities in Florida. The company also has offices in North Carolina and Illinois, where it operates under the name R&D Thiel. The company's products and services are used in both residential and commercial construction. In 1955 brothers Robert and Donald Thiel founded the company as R&D Thiel in Belvidere, Illinois. Carpenter Contractors of America filed for Chapter 11 bankruptcy in 2010.

NBBJ spends a lot of time around hospitals, but don't worry -- there's nothing wrong. The architecture and design firm designs medical facilities as well as other structures including mixed-use commecial and office buildings, arenas, courthouses, colleges, and research facilities. In addition to architecture and design, the company provides consulting, branding, lighting, and landscaping services. NBBJ works on projects (clients have included Starbucks and Microsoft) around the world. It has offices in Washington, California, New York, and Ohio and international offices in China, the UK, Russia, and the United Arab Emirates. NBBJ was founded in 1943 by four Seattle-based architects (Naramore, Bain, Brady, and Johanson).

Aiken Group is a major UK provider of engineering project management and associated services to the offshore oil and gas industry. The company provides planning, design, and construction management and support for upgrades of oil rigs, production platforms, and marine facilities. It also possesses expertise in building living quarters and related facilities, including plumbing, electrical, and HVAC design and construction services. Aiken Group's clients have included oil companies such as BP, Royal Dutch Shell, and TOTAL; drilling contractors ENSCO and Transocean; and residential construction firm McCarthy & Stone.

A. Tenenbaum Company,doing business as Tenenbaum Recycling Group (TRG), the company is the oldest scrap metal processor in Arkansas. Established in 1890, TRG's half a dozen scrap metal recycling yards and service centers purchase and process ferrous metals (iron and steel) and nonferrous metals (aluminum, brass, copper, nickel, and stainless steel) to sell to large steel mills, brokers, and exporters across the US. It recycles more than 350,000 tons of steel and 10 million pounds of cans per year. TRG also offers scrap management programs to help both large and small companies assess and improve their disposal methods.

EDGE tries to edge out the competition when bidding on civic and other contracts. Construction company EDGE Development offers general contracting, design/build, engineering, construction management, and lease/buyback services. The company specializes in such projects as public schools, parks, and civic and commercial facilities. Its portfolio includes an athletic center for the City of Highland; a library in Napa Valley; fire stations for Carlsbad and Oceanside; and numerous elementary, middle, and high schools. The company is controlled by Steve Prophet and Dayne Wagoner, who founded EDGE in 1989.

CCCC designs and builds sea ports, roads, bridges, railways, tunnels, and other structures. In addition, the company operates a dredging and reclamation business, as well as a port machinery (mainly container cranes) and construction machinery manufacturing business. Although China constitutes its largest market, CCCC also has substantial operations in Southeast Asia, South America, Africa, and the Middle East. The company, which operates through numerous subsidiaries, was established in 2006.

Founded in 1914, Boston Sand & Gravel has supplied concrete for major projects such as Boston's Central Artery/Tunnel, known as The Big Dig. Boston Sand & Gravel's shovel is full of aggregates and concrete. The company operates concrete and ready-mix cement plants in eastern Massachusetts; it also has a sand and gravel facility in New Hampshire. The construction materials business operates a fleet of more than 250 mixer trucks that deliver concrete to its customers (including home builders, developers, and contractors in the New England region) and it operates a short-line railroad that transports aggregate products from the New Hampshire facility to the greater Boston area.

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