Home renovation and upgrades and retrofit. I’m Alexavier Sheppard Born and raised in Northeast Portland, I grew up biking...
Heating and Cooling Service and Installer specialized in retrofit. At Addis Air Heating & Cooling, we believe everyone deserves a...
Energy Assessments, Retrofits and Consulting Cascadia Home Performance specializes in energy efficiency retrofits, focusing on building science principals to...
Northwest Energy Collaborative (NWECB) is a Portland-based building performance consulting and verification firm specializing in multifamily and mixed-use new...
We’re a local Oregon company specializing in electric heat pump systems including ductless, ducted and special projects in residential,...
The Home Performance Guild of Oregon is a group of dedicated, experienced Home Performance Specialists, committed to working together...