303rd Engineering Group, LLC
St. Louis, MOSuccessful Partnerships, Successful Projects
Project: Airmen's Dormitories, Scott Air Force Base
Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
318 results
Showing 1-24 of 318
Successful Partnerships, Successful Projects
Project: Airmen's Dormitories, Scott Air Force Base
Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm
Service detail: Mechanical Engineering

Full service planning and design.
Project: Pacific Industries Manufacturing Facility
We Make Building Projects a Better Value
Project: Bay Pines VA Medical Center, Electronic Health Records Modernization
Sustainable, Innovative Engineering Solutions
Service detail: Engineering, Consulting and Design
We keep you moving forward by always looking ahead.
Project: On-Call Construction Management Agreement: Roadway Pavement Reconstruction

Industrial Facility Engineering
Project: Calcium Carbonate Production Plant

Multi-Market MEP firm, client-focused, results-driven.
Service detail: Mechanical Engineering

Mindful Design, Balanced Innovation, Sustainable Solutions
Project: Food Bank of Northeast Georgia Expansion
Engineering with integrity & purpose.
Project: The Virginia Vanguard
Quality by Design
Service detail: Pre-Design Services

ASG Solutions Corporation is a San Diego-based professional services provider supporting critical federal and military missions globally. It specializes in delivering tailored solutions across engineering, construction management, environmental services, information technology, and defense logistics.
Project: Technical Support Services for NAVFAC SE DCBL/DC 4

Above Grade Engineering provides civil engineering, electrical engineering, lighting design, and land surveying for commercial, residential, land development, educational, and government projects. Its services span site grading and drainage design, utility infrastructure, SWPPP documentation, public agency coordination, and a full range of surveying services including ALTA surveys, subdivision mapping, and construction staking. An in-house electrical engineering and lighting design division serves clients across the same project portfolio.
Service detail: Civil Engineering

Accelerating innovation through advanced rapid manufacturing solutions
Service detail: Engineering and Design

Turnkey Installation & System Integration
Project: Amazon Warehouse Automation & Conveyor System Installation

Improving Life Through Design
Project: VinFast Auto USA

Powering Your Future
Service detail: Electrical Contracting

Allied Engineering Group is a consulting engineering firm located in downtown Tulsa, Oklahoma, providing mechanical, electrical, plumbing, and medical gas engineering services for a wide variety of project types. Founded in 1999, AEG brings together decades of MEP industry experience and has served state military facilities, commercial buildings, and educational institutions including Tulsa Public Schools.
Service detail: Mechanical Engineering
Alpha Omega Engineers is a licensed structural engineering firm based in Corona, California, serving residential and commercial clients throughout Southern California. With over three decades of experience, Alpha Omega delivers structural inspections, lateral load calculations, and structural plans for homeowners, contractors, and developers in Corona, Riverside, Anaheim, Norwalk, and Buena Park.
Service detail: Structural Inspections

Transform Your Vision with Our Professional Engineering Team.
Project: Springville Library

Apex Engineering, PLLC is a full-service multi-discipline engineering firm headquartered in Calvert City, Kentucky, incorporated in 1974. Through its family of companies - Apex Controls Specialists and Apex Modular Extrusion Systems - it provides engineering, automation, and design-build services for industrial clients. Clients include major producers of specialty chemicals, polymers, refrigerants, nonferrous metals, coal, aggregates, electric power, rubber, elastomer products, pulp, and paper.
Service detail: Specialty Engineering
Apex Technology Inc. is a full-service construction engineering company based in Jacksonville, Florida, providing coordinated structural, MEP, and component design and engineering services for residential homebuilders nationwide. Using BIM, Revit, and virtual construction modeling (3D through 6D), Apex streamlines design workflows, reduces build times, and lowers construction costs for single-family and multi-family builders. It focuses primarily on the residential and multifamily markets across the Southeast, Mid-Atlantic, Midwest, and Southwest United States.
Service detail: MEP Engineering
We deliver efficiency without ever compromising on quality.
Service detail: Mechanical Engineering

Let's Engineer the Future
Service detail: Architecture