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.

Rentenbach Constructors provides general contracting, design/build, and construction management services for a wide variety of commercial and institutional projects, including medical centers, airports, schools, office buildings, light industrial and manufacturing facilities, churches, retail centers, and casinos. The firm serves customers in the Southeast, Southwest, and Midwest from its offices in North Carolina, Tennessee, and Texas. It has provided services for clients including Dana Holding, Caesars Entertainment, Wal-Mart Stores, and the University of Tennessee. T. J. Rentenbach, father of chairman Michael Rentenbach, founded the company as Rentenbach Engineering Company in 1946.

TM Deer Park Services Limited Partnership (which does business as Texas Molecular) helps chemical and petrochemical companies get rid of hazardous and nonhazardous industrial waste. Through subsidiaries, the company transports, treats, and stores the waste before disposing of it by injecting it into deep wells. Texas Molecular operates from facilities near chemical and petrochemical production complexes in Deer Park, near Houston. The company's chemicals unit manufactures specialty chemicals on a tolling basis (customers pay per unit of volume) using customer-supplied materials. Texas Molecular was formed in 2001 to purchase assets from the GNI Group, which had filed for bankruptcy protection.

Conti Electric counts on commercial and industrial clients to keep it busy. The company designs, installs, and maintains electrical systems and equipment for customers throughout the Americas. The company's industrial division completes installation projects for such large-scale facilities as automobile plants, refineries, and manufacturers. Its commercial division focuses on shopping centers, casinos, and other smaller projects; the division also offers electrical maintenance services in the Midwest. Conti Electric was founded in 1969 and has operations in Delaware, Kansas, Michigan, Missouri, and Nevada.

MasTec, Inc. operates as a specialty contractor in the United States. It involves in the building, installation, maintenance, and upgrade of utility and communications infrastructure. The company builds wind farms, solar farms, and underground and overhead distribution systems, such as trenches, conduits, cable, power lines, and pipelines, which provide wireless and wireline communications, electrical power generation and delivery, and natural gas, crude oil, and refined products transport. It also installs buried and aerial fiber optic cables, coaxial cables, copper lines, electrical and other energy distribution systems, transmission systems, and satellite dishes, as well as deploys and manages network connections. In addition, MasTec offers regular maintenance of distribution facilities and networks, as well as provides emergency services for accidents or storm damage. It serves utility, communications, and government customers. The company was founded in 1929 and is headquartered in Coral Gables, Florida.

Infinity Contractors International provides mechanical construction and other specialty contracting services. The company offers such services as shop fabrication, plumbing, HVAC (heating, ventilation, and air-conditioning), and process piping installation. Major clients include Cabela's Outdoors, Texas Women's University, US Postal Services, and Frito-Lay. Infinity Contractors International was founded by Jim Salter in 1994.

Donald Dean & Sons is a national supplier of wood products, including cabinet doors, drawer fronts, frame parts, and specialty doors. The company also crafts and distributes a line of unfinished butcher block furniture that includes tables, stools, benches, and counter bars. The company operates two manufacturing facilities, as well as modern dry kilns and lumber storage sheds. Donald Dean & Sons, now in its third generation of ownership (led by president Susan Dean), was started by Donald Dean as a modest sawmill operation in the early 1930s.

Black & Veatch (BV) provides the ABCs of construction, engineering, and consulting. The international group is one of the largest private companies in the US. It specializes in infrastructure development for the energy, water, environmental, federal, and telecommunications markets. BV engages in all phases of building projects, from design and engineering to financing and construction. The company offers environmental consulting, operations and maintenance, security design and consulting, management consulting, and IT services. The employee-owned firm has worked on coal, nuclear, and combustion turbine plants; drinking water and coastal water operations; and wireless and broadband installation.

Meaden Precision Machined Products makes and sells precision turned parts and screw machine products from brass, steel, aluminum, stainless steel, plastic, and other materials. The company offers engineering assistance and has the capability of turning bar stock with diameters as small as 1/16-inch to stock with diameters as large as 3-1/4-inch. Other services include grinding and finishing operations (broaching, drilling, tapping, threading, and tumbling). The family-owned company was founded in Chicago in a four-car garage in 1939 as a joint venture between John Meaden and his son John Jr., who later served as the company's chairman.

Global construction and engineering firm BAUER Aktiengesellschaft (BAUER Group) works from the ground up. The company is involved in excavation -- civil engineering projects that require digging to form a foundation, such as the building of tunnels, bridges, wells, wastewater treatment plants, and mining facilities. BAUER Group operates in three divisions: equipment, construction, and resources. The equipment division manufactures the anchors, drilling rigs, and heavy machinery used in excavation and mining projects, while the resources division supplies the other two divisions with materials and services. BAUER Group has operations in 60 countries.

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