Welcome to MEC International!

MEC International, LLC is a Management and Civil Engineering Certified Small Business. We are Certified by the Small Business Administration (SBA), the Federal Government, and the State of California Department of General Services (DGS). Additionally, we are Certified by the Federal Government as a HUBZone Small Business. We are Certified for the following NAICS Codes:


MEC International, LLC is a highly specialized consultant on Civil Engineering and Management projects. Our experience spans the full project life-cycle, from inception and pre-feasibility, to materials testing and characterization, to advanced engineering modeling, design, production of plans and construction drawings, through decommissioning, closure and reclamation. Our Engineering Consulting Group’s mission is: “To provide state of the art testing, modeling, and engineering services to our clients”.

We have completed projects for developers, State and Federal Agencies including the U.S. Army Corps of Engineers (USACE), Bureau of Land Management (BLM), the California Department of Water Resources (DWR), the Bureau of Reclamation (BoR), multiple water and utility agencies including SMUD and PG&E, large mining companies including Freeport McMoRan, BHP, Rio Tinton, Teck Resources, ArcelorMittal, and multiple private clients.

Our company’s structure allows us an extensive network of experts specializing in all areas of Civil Engineering, Mechanical and Electrical, CAD drafting and plans and specs, testing, modeling, construction support, permitting, stormwater, SWPPP, water & wastewater, air quality, environmental reclamation, closure, and many other fields.

We look forward to getting to know you and to helping you achieve your objectives.

We Are a Network of Experts and Leaders

Our consultants are highly skilled and experienced professionals. Each one of them embodies integrity, leadership, expert knowledge in a specific area, creativity, and the ability to work with people at all levels. Our expertise includes:

Civil engineering in support of developments, including permitting, SWPPP, MEP, dewatering, drawings, plans and specs, support during construction, construction labor and final cleaning

Dam engineering, design, numerical modeling, inspections, performance evaluations and assessments

Tunnel engineering, numerical modeling, reinforcement design, 3rd party reviews, GDR and GBR, inspections

Geotechnical engineering, deep and shallow foundations, slope stability, seepage and settlement analyses

Groundwater flow, transport, computational fluid mechanics/dynamics (CFM/CFD), and uncertainty modeling

Water treatment, technology selection, validation, design, and start-up projects

Our Approach

We know that only a solution unique to your operations and its position in the marketplace can yield sustainable results. We work with you and your team to understand and unveil how your company creates value for your clients. We bring on board expert industry knowledge and work with you on an implementable solution to align your core competencies and maximize results. We assist you from the begging, from planning your testing and data collection needs, through testing, characterization, modeling, and engineering design. We walk with you through the execution and roll out of strategic and operational initiatives. We help you systematically identify Key Performance Indicators to track and evaluate the success of your operations. This approach allows us to jump in in case a correction to the course of action is necessary.