Vashon Island · Tacoma · Kitsap

HVAC, Electrical & Lighting Design on Vashon Island

From panel upgrades and smart-home wiring to complete heating and cooling design, our licensed team keeps your home’s systems working together — comfortable all year and efficient to run.

Residential & commercial  ·  Free quotes  ·  On-call emergency service

30+ years

Serving local homes and businesses since 1994.

Licensed & insured

Fully certified and bonded for your protection.

Locally owned

Your neighbors — not a national chain.

On-call emergencies

Heat out in December? Our techs are on call.

What we do

One team for heating, cooling and power

Large-scale projects, small fixes and full-service infrastructure — for homes and businesses alike.

Heating & Cooling

System design, installation and maintenance for heat pumps, furnaces, boilers, in-floor radiant heat and air conditioning.

HVAC services →

Electrical

Panel upgrades, new circuits, remodel and new-construction wiring, EV chargers and generator systems.

Electrical services →

Air Duct Cleaning

Remove dust and allergens and restore airflow with our HEPA-AIRE system. Average homes from $500.

Duct cleaning →

Electrician working on a residential electrical panel

Why Colvos

Licensed, local and trusted across the Greater Seattle area

  • ✓Licensed & insured technicians
  • ✓Upfront pricing — no hidden fees or surprises
  • ✓Locally owned and operated since 1994
  • ✓Residential and commercial projects
  • ✓Same-day service often available

Heat pump water heaters

Lower your water-heating bill — with a rebate

Puget Sound Energy offers a $1,000 rebate on qualifying heat pump water heaters, and income-eligible customers may qualify for up to $1,100.

We help Vashon homeowners decide whether a heat pump water heater is right for their home — and take care of the install.

Colvos Mechanical rebate coupon for heat pump water heater installation

“

Colvos rescued me and my family when our upstairs heater unexpectedly stopped working in the middle of the night in December. They saved us and were very professional and quick. I highly recommend their services.

— Angela, homeowner

Service area

Proudly serving the South Sound & Kitsap

Based on Vashon Island and working across King, Pierce, Kitsap and Thurston counties.

Vashon IslandTacomaGig HarborPort OrchardBremertonPoulsboBelfairKey PeninsulaLakewoodSpanawayOlympiaLaceyYelm

Ready when you are

Get a free quote for your next project — or call now if something isn’t working.