Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
398 results
Showing 1-24 of 398
Engineering & Consulting for the Built Environment
Project: DEN B-East & C-East Concourse Expansions
A&J Consulting Engineering Services, P.C. is a full-service MEP consulting engineering practice headquartered in Clifton, New Jersey. Founded in 1988 by Jay Agarwal, P.E., A&J delivers mechanical, electrical, and plumbing systems design, pharmaceutical validation and commissioning, construction administration, sustainable design, and high-technology systems consulting. Clients span the pharmaceutical, biotechnology, commercial, educational, governmental, industrial, and religious sectors across the New York-New Jersey region.
Project: Validation of an Aseptic Vial Filling Line
Providing Safe Solutions.
Project: NASA Goddard Space Flight Center Safety and Mission Assurance Services (SMAS) III
Engineering from Concept to Production
Project: WarriorNP Neonatal and Pediatric Medical Tools
Mission-Driven.
Project: Naval Air Station North Island Soil Investigation
AECOM is a trusted global infrastructure firm delivering professional services spanning cities, transportation, buildings, water, new energy, and the environment. Founded in 1990, with predecessor firms dating back over 120 years, AECOM is ranked #1 in general building, transportation, and water by Engineering News-Record (2025), listed at #259 on the Fortune 500, and generated $16.1 billion of revenue in fiscal year 2024. AECOM delivers planning, design, engineering, consulting, and program and construction management services throughout the full project lifecycle.
Service detail: Planning and Design
Aviation architecture, engineering, and prefabricated air traffic control cab fabrication.
Project: Orlando-Melbourne International Airport Improvements
Industrial Facility Engineering
Project: Calcium Carbonate Production Plant
Engineering with integrity & purpose.
Project: The Virginia Vanguard
The Best Team for Project Success
Service detail: Program and Project Management
Innovative Construction Solutions
Service detail: Program and Project Management
Quality by Design
Service detail: Pre-Design Services
Transforming complex challenges into strategic technological opportunities
Service detail: Systems Integration and Engineering
Built on Precision. Trusted on Landmark Projects.
Project: Triple Bay Marina Village
Crafting sustainable solutions that enrich lives
Service detail: Transportation Engineering
Acceleration Engineering, LLC is an engineering and government contracting services firm with offices in Greenville, South Carolina, and Norton, Massachusetts, whose team draws on experience across the U.S. Navy, Special Forces, and Intelligence community. Its practice covers proposal development, government contractor onboarding, contract and proposal management, quality compliance auditing, and engineering and program support for defense and shipbuilding clients.
Service detail: Proposal and Solicitation Search
Built for Rural and Tribal Broadband
Project: Rural Area Broadband Support Network (RABSN)
Innovating Solutions for a Safer Tomorrow.
Project: MGM Cotai Resort Commissioning
Advantic LLC is a structural design-build firm based in Miamisburg, Ohio, delivering turnkey structural systems that integrate advanced composite materials with in-house fabrication and installation. Advantic specializes in lightweight fiber-reinforced polymer (FRP) and multi-material structural solutions for data center, industrial, edge computing, and AI infrastructure clients, and holds 50-state PE stamping capabilities.
Service detail: Structural Design
Keeping Construction Projects on Track
Project: Reagan National Airport
Aerospace Engineering Service Provider
Project: Hydraulic Control Unit (HCU) Development
Affordable MANTECH Solutions, LLC, is a father-and-son engineering services consultancy with over 40 years of varied and progressive experience in both large and small businesses across disciplines including cost estimation, affordability, program management, quality assurance, procurement, and systems engineering.
Service detail: Cost Management
Construction management and inspection services for infrastructure projects
Project: Caltrans, District 3 On-Call Construction Inspection Services; Highway 70 Widening
Founded in 1980, Aliquot Associates, Inc. is a multi-disciplinary engineering and surveying firm serving public and private clients across the San Francisco Bay Area. The practice offers civil engineering, traffic engineering, and land surveying services from offices in Oakland and Walnut Creek, California. Aliquot brings decades of expertise across diverse project types including public roadways and highways, transit facilities, residential subdivisions, commercial and mixed-use sites, water and sewer systems, stormwater management, and park improvements. With extensive agency-side experience and strong local knowledge across multiple Bay Area jurisdictions, the team provides responsive, customized service from initial planning and feasibility studies through design, permitting, construction, and inspection. Every project is managed directly by a principal, enabling quick decision-making and close coordination with property owners, architects, contractors, and agency representatives.
Project: Oakland Army Base Redevelopment