Roche Ltd, Consulting Group is one of Canada's largest engineering and construction companies. The company undertakes industrial, commercial, government agency, municipal, and institutional projects in the transportation, urban infrastructure, industrial, and environmental sectors. Areas of expertise include hospital engineering, building restoration, construction management, building mechanical and electrical systems, hydroelectric and gas projects, environmental assessment and waste management, highway infrastructure, bridges, dams, and wastewater. Roche operates throughout Canada and in more than 50 countries in Asia, Latin America, and Africa.

The unit encompasses the climate solutions division of Ireland-based industrial giant Ingersoll-Rand (IR). The unit offers diverse refrigeration and heating, ventilation and air conditioning (HVAC) products around the world. Brands offered by the climate control division include Thermo King, which includes temperature control components used in ships, trucks, and trailers. Hussmann International provides refrigerated food-display cases found in supermarkets, restaurants, and other commercial institutions. The latest addition to the IR Climate Control lineup of brands is Trane, which serves the commercial HVAC market.

Royal Boon Edam has an open-door policy -- especially if you're in the market for a securely closed door. The company has been making revolving doors and security barriers for more than 100 years. It offers a wide range of customizable products including manual and automated revolving doors, specialty slide doors, and high-capacity turnstiles. Boon Edam also provides handicap access gates and high-impact-resistant vehicle barriers.

Ash Grove Cement is a pioneer in the US cement industry. Tracing its roots back to 1882, the company is one of the largest cement manufacturers in North America. Ash Grove Cement's products include portland and masonry cements used in roads, bridges, and buildings, as well as ready-mix concrete. The company operates nine plants with an annual capacity of some 9 million tons of cement; it also operates aggregate quarries in the US and Canada and a lime plant in Oregon. Other operations include Ash Grove Packaging, which offers packaged materials such as sealers and additives, caulks, and stucco. Lester T. Sunderland joined Ash Grove Cement in 1909; his heirs own the company.

Leucadia National owns stakes in firms involved in manufacturing, auto finance, medical products, gaming, oil and gas drilling, and real estate. The investment firm typically seeks out troubled companies that it believes are undervalued; its largest segment is telecommunications, represented by portfolio company STi Prepaid, a provider of international calling cards that accounts for nearly 40% of sales. Other holdings include Idaho Timber, Conwed Plastics, Keen Energy Services (formerly Goober Drilling), and ResortQuest International, a resort property management firm, which manages US beach and mountain resorts.

I.E.-Pacific provides general construction, engineering, and landscaping services to federal, state, and local agencies in the Southwest, primarily in California. The company performs new construction, renovations, alterations, revitalization, and repairs on projects that include industrial buildings, firing ranges, wastewater pre-treatment facilities, and housing. Many of its projects are military contracts. Clients have included the Navy, the Department of Labor, and Southern California Edison. President and owner Dianne Koester- Dion founded I.E.-Pacific in 1993.

STV Group helps create the systems through which SUVs, LRVs, and 747s can travel. Its subsidiaries provide architectural, engineering, environmental, construction management, interior design, and planning services for infrastructure projects include airports, light-rail systems, ports, and railroads. Its security division, established in 2008, conducts threat assessments and mitigates safety strategies for facilities. The group serves public and private clients around the world, but primarily in the US. The employee-owned STV Group was founded in 1912 and taken private in 2001.

John Portman & Associates (Portman) casts a long shadow, and some of its buildings do, too. The company is the architectural arm of major private developer Portman Holdings; Portman specializes in the construction of such commercial and public projects as hotels, office buildings, mixed-use properties, and universities. Clients include Bank of China, City of Atlanta, and Daewoo. Support services include master planning, programming, and structural engineering. The company is active throughout the US and in China; it has also undertaken projects in other parts of Asia and in Europe and Africa. Portman was founded by John Portman in 1953. He and his family continue to lead the company.

DORMA Americas is a leading global manufacturer of premium access solutions that enable better buildings. Our full range of products and services provides safety and security as well as convenience and comfort. DORMA features a design oriented portfolio of architectural door hardware, specialty hardware for glass door and wall applications, door automation systems including Crane Revolving Doors, and operable wall systems featuring Modernfold. DORMA Americas is part of DORMA Group Worldwide, a market leader of innovative and inspiring designs and technologies for access solutions.

Dyckerhoff is cementing relations throughout Europe and the US. The construction materials company makes and sells cement (accounting for more than 85% of sales) mainly in Western and Central Europe. It also sells ready-mixed concrete and concrete products. Dyckerhoff has operations in about a dozen European countries as well as in the US, including subsidiaries such as Dyckerhoff Beton in Poland, Duena and Beton Union in Germany, and Ciments Luxembourgeois in Luxembourg. Germany and Western Europe account for about half of Dyckerhoff's sales. In addition to the founding Dyckerhoff family, the company's shareholders include Buzzi Unicem, which controls about 98% voting shares.

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