• Tres West Engineers

  • Baker Middle School

  • Evergreen State College

  • Kenmore Junior
    High School

  • Guadalupe Apartments

  • Mountlake Terrace
    Park & Ride

  • Port of Seattle
    Bus Maintenance Facility

About Us

Tres West Engineers, Inc. offers full mechanical engineering, electrical engineering and LEED/Sustainable Design Engineering services from conceptual planning and design through completion of construction. Our staff includes professional engineers with diverse design and construction background experience which includes pre-design evaluation, design, construction documents, bidding assistance, life cycle cost analysis, cost estimating, energy simulation and modeling, facility condition surveys, construction services and commissioning. We also have a staff of RCDD certified personnel to provide telecom or low voltage system design. Our Lighting Certified personnel can take care of your lighting design for any interior or exterior lighting projects you may have.

Sustainable design principles are incorporated into all projects at Tres West Engineers because it's the right thing to do. We have LEED Certified personnel for development and follow through of project approach strategies.

Our extensive experience on the back end (construction services, commissioning and operation) provides valuable insight for planning, programming and implementing cost effective and practical solutions on the front end of any project

Why Us


Tres West embraces the challenge of remodel and renovation projects. Our staff understands the need for a detailed knowledge of site conditions. We welcome the opportunity to produce innovative solutions for difficult space arrangements with limited room.


Tres West is staffed for large multi-year projects and small reports and studies. Our firm has a combination of production, technical and supervisory staff that facilitates meeting virtually any schedule and allows attention to small projects.


Our design philosophy is to provide simple, common sense, cost-effective solutions to complex technical problems. We specialize in simple solutions that conserve project capital and are easy to operate and maintain.

......................................Mechanical Engineering Design Services

.........................................Electrical Engineering Design Services