Our team plans and implements projects balancing industry standards, client project requirements, and efficiency, without compromising safety or the environment.

Who We Are
We believe …
ONEC USA is a multi-discipline engineering and consulting company offering a diverse range of engineering services. Our business success is driven by our ability to develop strong relationships with our clients by understanding their needs and requirements.  Our engineering team possesses extensive knowledge of all aspects of industrial project implementation.



Design | Rig Inspections | Validation Services | Manufacturing Solutions | Project Services

Mechanical Engineering

Design | FEA | Hydraulic Analysis | As Building | Construction Support | Project Management

Civil & Structural

Design | Reinforcement & Refurbishments | Foundations | Site Layouts Lifting Beam Design and Certification

Electrical Engineering

Design | Schematic and Wiring Drawings | Electrical Distribution Systems | Motor and VFD Controls

Process Engineering

Design and Optimization | FEED Studies | SAGD | Natural Gas Processing | Boiler Design | Water and Waste Water Treatment


Midstream Station and Terminal Design | Pipe Stress Analysis | Tank and Tank Foundation Design | Pipe Rack and Steel Structures


Risk and Safety Mitigation | Asset Management | Control Panel Design/Support | Operational Engineering

Building Systems

Commercial and Institutional Civil, Structural, Mechanical, & Electrical Engineering & Design | Revit Capabilities

Let’s Build Something

Our goal is to complete your
industrial, capital, and maintenance projects on
time, on budget, and to the highest possible
standards, so you never have to worry.

Let’s get started.
address: 3900 Geary Blvd. Suite 201 San Francisco, CA 94118