Williams Industries, Inc. is the parent company of four subsidiaries that provide construction subcontracting services, including steel fabrication and erection, rigging, heavy hauling, and equipment rental throughout the Mid-Atlantic.

Raul V. Bravo + Associates, Inc. (RVB+A), founded in 1979, is a Transportation Planning and Engineering Consulting firm dedicated to the planning, design, research and development of transit vehicles and transportation systems. Our dedicated professionals are committed to delivering superior services that efficiently satisfy client requirements. Some of the primary services provided in areas related to transit vehicles are: design and engineering, computer-aided design and drafting, finite element modeling and analysis, quality control and quality assurance, testing and commissioning, system integration, technical writing, specification development, industrial design, and safety and security. In the area of Transportation Systems, RVB+A’s experience covers a broad range of services, from feasibility studies to systems implementation, operations, maintenance and management. Our company has proven success providing services such as: research and development; system planning and feasibility studies; economic assessments and cost estimates; technology assessments; public/private partnerships; operations and maintenance planning and implementation; construction management of vehicles and rail infrastructure; contract administration and regulatory services; procurement processes and negotiations; market demand forecasting for products and systems; life cycle cost analysis; government relations; institutional issues; project management; as well as performance simulations and assessments.

Patriot Development Corporation is a sitework and utility contractor, conducting business in Northern Virginia since April of 2003. Specializing in heavy civil construction, Patriot performs roadway construction, residential site work and commercial site work construction, and water main, storm sewer, and sanitary sewer installation. Patriot consistently performs well above industry standards and has earned a reputation for delivering high quality work at a competitive price. As a company, we demonstrate a consistent positive attitude which emulates our belief that the project and customer come first. Our focus is on quality, safety, and schedule.

Williams Steel Erection Co., Inc., a subsidiary of Williams Industries, engages in steel erection, precast erection and the installation of miscellaneous metals. The company performs these services in both new construction and renovation of existing structures. Williams Steel is noted for being able to perform large, difficult projects in a timely and cost efficient manner, but also takes pride in its ability to provide quality, hands-on service for small projects.

EXTREME STEEL INC is a company based out of 9705 RIDER ROAD, WARRENTON, Virginia, United States.

Utilities Unlimited is a Class A contractor located in Manassas Virginia. We bring a track record of integrity, safety, world class experience, and flexibility to every project, large or small. The combination of a great team and great leadership has made us the premier provider of underground utility site packages and infrastructure maintenance in the Mid-Atlantic region.

RICKY L. BROWN INC is a construction company based out of 4235B WHITING RD, Marshall, Virginia, United States.

Benchmark Utility Services is a full service underground utility contractor. We specialize in dry utility construction, replacement and relocation. Benchmark Utility services works in and around the Washington DC metropolitan area. With more than 90 years of experience, Benchmark Utility Services is the premiere contractor in the metropolitan area.

Decades of track construction, installation, maintenance and inspection experience. Amtrac is a one stop shop for all of your needs. MBE Business Entity •Prentice Loaders •Tampers(Our new Jackson 6700 is Ready!) •Regulators •Gradall (Hy-Rail) •Cranes •Front End Loaders •Backhoes •Crew/Tool Trucks •Rotary Dumps (Hy-rail) •Heavy Hauling •Speed Swings

For career opportunities visit the career page on our website at http://www.geostructures.com/careers. GeoStructures exists to challenge conventional solutions and provide customers with innovative solutions to their foundation and grade separation challenges. The test against which success is measured is that any solution needs to provide customers with value in terms cost savings over conventional methods, shorter schedule and a seamless project delivery by a team focused on customer service. Anyone can bid your plans…. Real Value occurs by improving the plan, and providing a design that is easy to build, lowers cost, improves the schedule, and accomplished with great customer service. That’s why GeoStructures exist… Established in 1995, GeoStructures consists of geotechnical and structural engineers that provide marketing and design services in support of its sister company GeoConstructors (established in 1997). GeoConstructors provides design-build construction services for ground improvement, (Aggregate Piers, Geopier, Impact Pier Displacement Piers, GeoConcrete Columns, & Rapid Impact Compaction), structures-walls (Soundwalls, Retaining Walls, MSE Walls, Post and Panel Walls, Concrete Arches and Bridges) and slope stability applications (SRT Plate Piles, Drilled Shafts, Geogrid Slope Reinforcement, and Landslide Stabilization). These technologies are used to solve customer problems ranging from settlement control of building, tank and MSE wall foundations, liquefaction mitigation, and support of load transfer platforms, to landslide corrections for shallow and deep seated slope failures, and creating economical grade separation options with steepened slopes. By providing design-build services under one roof, clients have been receiving the seamless experience of customized design-build services for their Brownfield, Commercial, Industrial, Residential, and Transportation projects for the last 21 years.

Pro-Pave, Inc. is a recognized leader in the DC Metro area, providing asphalt and concrete services in the most challenging conditions and under the most demanding schedules. We have earned an industry-wide reputation for consistently delivering exceptional services on projects ranging from localized repairs for property managers to roadways and national landmarks including the Pentagon and Arlington National Cemetery. Our focus is on quality work and unparalleled customer service, and our outstanding performance has been awarded by the construction community.