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Get Ready For The Heat! $225 Special for AC Tune up

10-point AC tune-up for $225. Get your AC ready for the heat. Make sure it's full-on charge before the heat gets to you.

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Knob And Tube Wiring: What You Need To Know

If you’re a Portland homeowner whose house was built before the 1950s, there’s a good chance your home’s electrical wiring was done in the knob and tube style. We’re here to tell you what it is, what you should know about it, and, if necess

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What is Galvanized Piping, and What can I do about it?

Do you own or live in a house that was built before the 1960’s? If your answer is yes, then there is an excellent chance that your home's plumbing has galvanized plumbing unless there has been an upgrade within the last forty-five to fifty

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Does our thermostat need to be replaced?

With colder weather hitting Portland, we begin turning to our heating systems for comfort. You may be asking, “How do I know if my thermostat is working properly?” While thermostats may vary, many units show signs of decline after ten years

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Green Box Mechanical: HVAC, Electrical, Plumbing Services in One Box

Green Box Mechanical offers a new and fresh concept to the greater Portland area. Specialty craftsmanship focussed on excellence, trust, integrity, and the very highest level of customer service.

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Welcome to Green Box Mechanical

A completely new kind of contracting company —created in response to the demand in Portland for single-source, direct-to-consumer services focused on plumbing, HVAC and electrical services.

People that we trust

We Support

Rotary Camas - Green Box Mechanical MBA of Portland - Green Box Mechanical Support First Responders - Green Box Mechanical
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Our Trades


Our Technicians

Whether it’s a plumbing problem, electrical outlet on the fritz, or an HVAC system in dire need of maintenance—finding the right contractors can be stressful. Green Box Mechanical hires only experienced technicians that you can trust to be detailed and thorough with your project.

Environmentally-friendly products.
Working with only the best technicians.

Meet the Techs
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