Public engineering firm directory
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The people you know... The results you expect... The team you trust!
Project: Aviation Safety Knowledge Management Environment Program
AMT LLC is an engineering consulting and land surveying firm based in Washington, DC. It provides site/civil engineering, professional land surveying, and landscape architecture services for public and private clients in the Washington, DC area. AMT has participated in major development and infrastructure projects including The Wharf and Union Station Redevelopment, serves DC Public Schools and private education buildings, and has completed dozens of DC DGS and DPR parks and recreation improvement projects.
Project: The Wharf
Program Integration for Complex Infrastructure at Scale.
Service detail: Environmental Consulting
Alphatec PC is a Washington, D.C.-based architectural and engineering design firm specializing in architectural, mechanical, electrical, and plumbing design for mission-critical facilities, secure spaces, and public sector projects. With more than 57 years of experience and over 18 million square feet of completed project area, its integrated teams have earned more than 35 industry awards. Alphatec also develops VEGA, a digital twin platform combining 3D modeling, augmented reality, and virtual reality for design visualization and stakeholder engagement.
Service detail: Architecture
Pioneering the Future of Energy
Service detail: Power Optimization Solutions
Innovative, high quality, and responsive engineering solutions
Project: MD 180 / MD 351 Highway Improvements
Program & Construction Managers
Service detail: Program Management
Full-Service Project Delivery and Program Management
Project: PR-52 Congestion Management Project
Common Sense In Engineering
Service detail: MEP Engineering Design
Efficiently and cost-effectively bringing you the best result.
Service detail: Structures Engineering
Decision Technologies, Inc. is a defense engineering and intelligence services provider headquartered in Arlington, Virginia. Founded in 2003, it delivers systems engineering, program management, in-service engineering, equipment repair, research and development, test and evaluation, and intelligence support to the Department of Defense and federal agencies. It provides specialized support for naval radar and missile programs across multiple directorates of the Program Executive Office Integrated Warfare Systems (PEO IWS), including AEGIS, Above Water Sensors, Surface Ship Weapons, and Ship Self-Defense Systems (SSDS). Additionally, it supports NSWC Crane and NSWC Port Hueneme, alongside strategic and policy programs for the Office of the Undersecretary of Defense for Intelligence (OUSD(I)).
Project: Naval Surveillance Radar Engineering and Logistics Support Services
Results With No Excuses
Project: HSWA Non-Revenue Water Tracking Project
40+ Years of Excellence in Structural Engineering
Project: The Highlands
Integrated Expertise. Mission-Ready Solutions.
Project: Pu-238 Production and Automation Support for NASA Space Missions
Strength of Team, Depth of Capability
Project: DISA JITC Test and Evaluation Contract II
GEM Government Services (GGS) supports public and private organizations with specialized defense engineering, safeguards and security, and program management services. Founded by principals with extensive experience in the global defense industry, GGS delivers physical security systems design, vulnerability assessments, and tactical training support. GGS provides critical security solutions to federal agencies, including the Department of Energy, the National Nuclear Security Administration, and the Department of Homeland Security, protecting high-consequence nuclear weapons and petroleum infrastructure worldwide.
Service detail: Safeguards and Security Program Management
GEMS Inc. provides client-centered engineering, program management, and administrative solutions that integrate, unify, streamline, and manage complex technical programs. Headquartered in Washington, DC, GEMS supports federal government agencies and commercial organizations with engineering support, program integration, and administrative services. It has over 25 years of experience supporting major aviation programs including FAA NextGen initiatives.
Service detail: Engineering Support
Helping Clients Reach Their Mission. Helping Employees Reach Their Goals.
Project: Support for US Navy Machinery Control Systems on DDG 51 Class Ships
Professional Engineering
Service detail: Electrical Engineering
Realize the Difference
Project: Boeing High-Bay Research Facility
HDR | Nova Consulting specializes in civil and environmental engineering, construction management, and program management services. It supports public sector clients across Florida, New York, Washington D.C., and Maryland, focusing on water resources, transportation, infrastructure resilience, and environmental planning. Its multidisciplinary team includes professional engineers, scientists, and geologists who deliver services from initial project planning and environmental assessments through construction and final close-out.
Project: Gowanus Pump Station
Experience. Precision. Integrity. Delivered
Project: DC Power Line Undergrounding (DC PLUG)
Innovative Technologies Corporation provides integrated engineering, cybersecurity, analytical, and mission support services for federal customers and industry partners. Its capabilities include systems engineering, technical integration, modeling and simulation, artificial intelligence and machine learning, systems analysis, technical oversight and sustainment, cybersecurity, test and evaluation, range support, readiness support, and intelligence analysis.
Service detail: Engineering and Technical Services
Optimal Environments for Life
Project: Hood River Middle School Music & Science Building