
A&A Consultants Inc
McKees Rocks, PASpecializing in geotechnical, structural, and civil engineering excellence
Project: Big Beaver Bridge
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Specializing in geotechnical, structural, and civil engineering excellence
Project: Big Beaver Bridge

Where Engineering Meets Adventure
Project: Hampton Roads Bridge-Tunnel (HRBT) Expansion Design-Build Project

Comprehensive civil engineering services from concept to construction.
Service detail: Civil Site Engineering
Innovative Engineering Solutions for the Mid-Atlantic
Project: Telegraph Road Bridge Rehabilitation and Widening

Protecting What You Build
Project: Runway Pavement Sensor System at Charlotte Douglas International Airport
Creating Space Underground
Project: Champlain Hudson Power Express Trenchless Crossings
Brockenbrough is a consulting engineering firm in Richmond, Virginia, with specialists in site development, transportation, and utility systems. Its engineers serve residential, educational, transportation, industrial, and public works clients across a broad range of market sectors, including highways, aviation, water and wastewater, fuels infrastructure, and parks and recreation.
Service detail: Site Development

Innovative, high quality, and responsive engineering solutions
Project: MD 180 / MD 351 Highway Improvements

Quality Delivered
Project: FHWA-EFLHD, Arlington Cemetery Defense Access Road

Analyze, Protect, Preserve
Project: Jefferson Street Bridge
Dedication and Experience
Project: AWI South Capitol Street Corridor Bridges

Family Owned. Client Centric. Community Driven.
Project: New York City Housing Authority Clinton Houses Stormwater Resilience

Accepting challenges, developing solutions, delivering results
Project: King Coal Highway (Red Jacket Section)

Results With No Excuses
Project: HSWA Non-Revenue Water Tracking Project

Transportation. Community Planning. Urban Design.
Project: Town of Bedford Comprehensive Plan (Bedford 2045)

Endesco, Inc. is a multi-discipline civil engineering design, consulting, and construction management firm founded in 1997 and headquartered in Rockville, Maryland. It specializes in water resources, transportation planning and traffic engineering, roadway and lighting design, environmental studies, GIS, and project and construction management, primarily serving state DOTs, transit authorities, counties, cities, and federal agencies across the Washington, DC/Baltimore metro region and beyond.
Project: Transform I-66 Outside the Beltway (Express Lanes), Northern Virginia
Advanced nondestructive evaluation and laser metrology for critical infrastructure
Service detail: Structural Nondestructive Evaluation
Engineering and IT Solutions for Government and Private Sector Industries
Project: FAA En Route Automation Modernization (ERAM) IV&V

Solving Complex Challenges in Natural and Built Environments
Project: Upper Roberts Meadow Reservoir Dam Breach and Stream Restoration Project
Innovative tunnel, geotechnical, and underground engineering solutions
Project: Potomac River Tunnel

Nationally recognized. Locally preferred.
Project: Future Legends Sports Complex

Experienced. Knowledgeable. Local.
Project: National Museum of Intelligence and Special Operations
Engineering Solutions for a Resilient Future
Service detail: Construction Management

Innovative Solutions to Water Resources Challenges
Service detail: Hydrologic and Hydraulic Engineering