Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
18 results
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Innovative Microwave Solutions for the Future
Project: Integrated Microwave Active Circuits for RF Front Ends
A Long History of Service - Broad Knowledge and Experience - Designing the Future, Today.
Service detail: Complete Building Structure Design
Boiler, combustion, thermal, and steam systems engineering.
Project: BFB boiler for high-moisture biomass - South America
American Precision for Mission-Ready Technologies
Service detail: Research and Development
Your Fluid Technology Experts
Service detail: Fluid Handling Engineering Support
Full-service consulting engineering practice specializing in MEP, fire protection, and LEED-certified designs.
Service detail: Heating, Ventilation, and Air Conditioning (HVAC)
Putting RF Where It Belongs
Service detail: E3 Systems Integration & Integrated Topside Design
Nationwide Retaining Wall Design Services
Project: 100.5-Foot Tall High School Reinforced Slope
Celebrating 40+ Years of Executing Wireless Concepts
Project: EMP Hardening
Where Filtration Concepts Become Engineered Realities
Project: Process Stream Value Recovery System
Complete systems for your water needs
Service detail: Treated Water Systems
We Are Experienced Trusted Innovative Reliable Engineers
Service detail: Electrical Engineering
People, Science, Technology
Project: Minuteman III Test Launch Support
Your Partner in Engineering
Project: Custom Heatsink for UGV RF Amplifier
Let Us Quickly Identify and Solve Your Electrical Noise and EMC Problems
Service detail: EMC Design Reviews
Closer to a Clean Tomorrow
Service detail: Air Pollution Control Systems
Sigma Design Company, LLC is a product design, engineering, and contract manufacturing firm founded in 1999 and headquartered in Middlesex, New Jersey. It operates from a 20,000-square-foot Technology Commercialization and New Product Manufacturing Center and serves global manufacturing clients across industries including health and life sciences, food processing, clean energy, industrial water, marine, and defense. Core capabilities include mechanical and electrical product design, new product development, design/build manufacturing, custom machine manufacturing, build-to-print fabrication, and advanced engineering analysis and simulation. It employs licensed professional engineers in New York and New Jersey and has delivered over 1,000 design and design/build projects. A subsidiary group, Sigma Industrial Water Group, develops patented filtration and water conditioning systems for industrial water and non-hazardous wastewater applications.
Service detail: Product Design & Development
Cost-Effective, Professionally Licensed Engineering Services
Service detail: Mechanical Engineering