
ADDX Corporation
Alexandria, VATenacious by Nature
Service detail: Engineering Readiness and Lifecycle Support
Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
57 results
Showing 1-24 of 57

Tenacious by Nature
Service detail: Engineering Readiness and Lifecycle Support

Precise. Responsive. Solutions.
Project: Annapolis Landfill Solar

Any Scale, Every Detail Handled.
Project: Saks Fifth Avenue Flagship Renovation
Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.
Project: UC Berkeley Hildebrand Hall HVAC Modernization

Leading the global energy transition as a full-service energy partner
Service detail: Energy Efficiency

Solutions for Sustainable Designs
Project: Brown University Brook Street Residence Halls

Leveraging technology to solve today's water-related challenges
Project: Hydrologic/Hydraulic Modeling for New York City DEP's LTCP4
For today and tomorrow. Collaborative solutions designed for construction
Project: Puget Sound Health Care System Engineering Services

A Boutique Energy Consulting Firm
Service detail: Energy Consulting & Advisory

Customized MEP design and construction services under one roof.
Project: Gordon Science Center Commissioning
Creating solutions. Helping people. Improving our world.
Project: I-91 Interchange 29 Flyover Bridge and Charter Oak Bridge
Finding a better way.
Service detail: Transportation Solutions

Planning and design with O&M in mind
Project: APG Electrical Distribution System Infrastructure Upgrade
End-to-End Life Cycle Solutions for Defense and Federal Networks
Project: AN/USQ-82(V) Data Multiplex System (xDMS) Engineering Support

Boiler, combustion, thermal, and steam systems engineering.
Project: BFB boiler for high-moisture biomass - South America

At the intersection of engineering and design.
Service detail: Architecture
Experience the power of partnership.
Project: 500MW Solar Farm Engineering & System Studies

Building Your Tomorrow!
Project: Mount Airy Casino Resort

Engineering Solutions That Power Your Bottom Line.
Project: Atrium Palace Condominiums

Big Firm Results Small Firm Service
Service detail: HVAC Engineering

Research, Design, and Engineering
Project: Runway Lighting Product Lines
Empowering Sustainability and Decarbonization
Service detail: Energy Efficiency Solutions

Shaping the Future of Simulation & Training
Project: Next Generation Constructive (NGC) Prototype Development

Making Buildings Work Since 2005
Project: Talon Preserve Clubhouse