D.K. Systems, Inc. is a commercial and residential HVAC contractor headquartered in Burlington, Washington, with specialized expertise in ground-source heat pump design, installation, and maintenance. Founded in 2002, the company serves the greater Puget Sound region and employs Washington-licensed journeyman technicians and certified sheet metal fabricators. D.K. Systems holds IGSHPA Benefactor membership, the highest organizational tier of the International Ground Source Heat Pump Association, reflecting a long-standing commitment to geothermal heat pump standards and education. Beyond geothermal work, the company provides HVAC system design and construction, sheet metal fabrication, refrigeration, boiler and radiant system installation, and building automation and controls. Its work spans residential and light commercial applications throughout Skagit County and surrounding northwest Washington communities, including Kent, Bellevue, Lake Stevens, and North Cove.
Verified active operator per https://igshpa.org/d-k-systems-inc/ + https://www.yelp.com/biz/d-k-systems-burlington (WA bundle audit 2026-06-02)
IGSHPA Benefactor Member based in Burlington with 20+ years of experience installing geothermal systems for residential, commercial, marine, and industrial clients across the greater Puget Sound area.
