Building on Experience
Serving the Pacific Northwest since 1904.
Our highly skilled team at Blythe Mechanical delivers a wide range of mechanical construction services to a diverse customer base, and we’ve earned the trust of our clients in both the Design-Build and Plan/Spec environments. With our depth of experience and extensive resources, we can take on any project with unmatched efficiency. Explore our Design-Build and Plan/Spec processes, and see how our Engineering Team works seamlessly with architects to make mechanical design more innovative and efficient than ever.

ENGINEERING
Our HVAC engineering design services deliver tailored, efficient solutions that ensure optimal system performance, energy efficiency, and long-term reliability. From initial concept to detailed schematics, our team applies industry expertise and advanced modeling tools to design heating, ventilation, and air conditioning systems that meet your building’s specific requirements. We prioritize code compliance, cost-effectiveness, and sustainability, creating designs that balance comfort, performance, and environmental responsibility.

DESIGN-BUILD
Our Design-Build services streamline every stage of your HVAC project, combining innovative engineering with expert installation for a seamless, start-to-finish experience. By managing both the design and construction under one roof, we ensure clear communication, faster timelines, and cost-effective solutions without compromising quality. From concept to completion, we tailor every system to your building’s unique needs, delivering comfort, efficiency, and long-term performance.

PLAN/SPEC
Our Plan/Spec services bring precision and expertise to HVAC projects built from pre-established plans and specifications. We work closely with general contractors, architects, and engineers to ensure every detail is executed to exact standards, delivering high-quality systems on time and within budget. With a focus on craftsmanship, efficiency, and compliance, we turn detailed plans into reliable, high-performing HVAC solutions.
A Message from our General Manager
For more than a century, Blythe has been a leading mechanical contractor in the Pacific Northwest, always committed to quality work and focused on customer satisfaction.
Blythe is proud to combine its past accomplishments with state-of-the-art services and products. Our professional engineering staff enables us to design systems and solutions best suited to our customers’ needs; our outstanding construction crews use up to date technology to complete projects on time and within budget.
We hope you will consider Blythe for your needs. If your need is a small plumbing or heating repair, a remodel, an energy saving retrofit, or a large new industrial or commercial project, we are eager to serve you and would appreciate an opportunity to do so.
– DAVID MORSE III, P.E.


