CalPortland Company is a major diversified building materials and construction solutions provider to the Western United States and Canada. Since 1891, we have reliably provided quality innovative and efficient solutions to your greatest construction challenges with our expertise in cement production and distribution, ready mixed concrete, construction aggregates, asphalt, construction services and other building materials. Our products provide solutions everywhere; in buildings for shelter; roads and bridges that transport and link us; systems that provide electricity, water, gas and waste treatment; and other necessary infrastructure like hospitals, schools, railways and airports. We are creating solid foundations through the use of sustainable materials and renewable technologies.

Lagan Construction is a civil engineering contracting firm operating primarily on infrastructure projects throughout the Emerald Isle. The company provides services such as commissioning, design, and construction; it has worked on projects ranging from wind farms and waste water treatment plants to airports and docks. Lagan Construction operates primarily in Ireland and Northern Ireland but also throughout the UK and in the Caribbean and Asia/Pacific. The company was formed in 2006 as part of Lagan Holdings, a family-owned construction, materials, and development group.

Holcim (Australia) produces aggregate, cement, asphalt, and concrete block and pipe. The company operates more than 240 concrete plants and about 80 hard rock, sand, and gravel quarries in Australia. Its Humes division manufactures steel-reinforced concrete pipes and other precast concrete products. Mexican cement giant CEMEX acquired Rinker Group in 2007 for more than $16 million and renamed it CEMEX Australia. The hefty price tag sent CEMEX into massive debt, though, and the parent began selling off assets. In 2009 CEMEX sold the unit to rival Holcim, which has targeted Australia as a growth market.

Obayashi Corporation, a leading global contractor and one of Japan's top four general contractors, the company is a pioneer in the development of earthquake-resistant building techniques. Obayashi serves as architect, consultant, engineer, and systems designer for buildings and large-scale civil engineering projects worldwide. Projects have included the Dubai Urban Rail Transit System; the bobsled and luge runs used in the 1998 Winter Games in Nagano; the Ted Williams tunnel in Boston; and restoration of port facilities in Kobe, Japan, damaged by a 1995 earthquake.

HeidelbergCement AG has operations in 40 countries in Africa, Asia, Australia, Europe, and North America. Subsidiary Hanson is a top building materials company in the UK. HeidelbergCement believes in concrete results. The company is one of the world's leading producers of cement and clinker (more than 100 million tons annually), and concrete; it is the largest cement producer in Germany. Cement, concrete, and aggregates together account for more than 90% of the company's sales. HeidelbergCement also has group services which manage fossil fuels and electricity for its operations and trade internationally in cement and clinker (an intermediate product used to make portland cement).

AHI Linden Lumber has the goods for your sweet home Alabama. Also known as Linden Lumber, the company specializes in southern hardwood lumber, namely red oak, white oak, and ash. It can produce as much as 80 million board ft. of these species annually, placing Linden Lumber among the top producers in the South. However, the housing downturn and subsequent financial crisis hurt the company hard with a decrease in demand and lowered sales. Private equity firm H.I.G. Investments recapitalized Linden in 2008, but by the end of the year the lumber company had laid off most of its workforce. The company is undergoing a restructuring of its product line and operations to keep afloat.

PGT Industries is the nation's leading manufacturer and supplier of residential impact-resistant windows and doors, as well as one of the largest window and door manufacturers in the nation, serving both the residential and commercial markets. Founded in 1980, the company pioneered the U.S. impact-resistant window and door segment and today employs approximately 1,350 at its manufacturing facilities in Florida and North Carolina.

Clarion Bathware is a good place to start if you want to cry, "take me away, Calgon." The company manufactures gel-coated fiberglass and acrylic products such as assisted-living shower and tub models, whirlpools, shower stalls, and soaker tubs. The company markets and sells its products through an extensive network of sales representatives to supply houses, plumbing contractors, builders, and remodeling customers. Clarion Bathware was founded in 1973.

Architects Delawie Wilkes Rodrigues Barker (A|DWRB) has designs on the Southern California market. A|DWRB provides design/build architectural services that range from analysis (including due diligence, code analysis, and site analysis of existing conditions to determine specific use suitability of a site or building) to master planning and interior design services. Its portfolio includes designs for biotech and advanced technology firms, educational facilities, and hospitality projects. A|DWRB, which was founded in 1961, focuses on projects in Southern California, but has also served clients around the globe.

The Berlin Steel Construction Company had nothing to do with a falling wall, but it does know how to erect metal. The specialty contractor fabricates and erects structural steel for all types of buildings, as well as staircases, handrails, and grating. It also erects precast concrete, precast garages, metal roofs and floor decks, and steel joists and girders. In addition to fabrication and site erection, Berlin Steel offers project management services. Key projects include a new terminal addition at the Bradley International Airport and structural steel work for a University of Connecticut stadium and a Rhode Island convention center. Berlin Steel serves the New England and Mid-Atlantic regions of the US.

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