Performance Insulation & Energy Services
Licensed Professional: Sean T Siemienczuk
At a Glance
About Performance Insulation & Energy Services
Based in Sherwood, Oregon, Performance Insulation & Energy Services is a radon testing specialist with a 4.2-star Google rating. Holds NRPP Radon Measurement Professional certification.
Credentials & Verification
NRPP Radon Measurement Professional License
Licensed for professional radon testing and measurement
Issuing Body
National Radon Proficiency Program (NRPP)
License Type
Professional License
Status
Verify certification status directlyVerified against NRPP public databases · Last checked March 2026 · Report incorrect information
Contact & Location
Phone
(503) 598-8001
seans@performinsulation.com
Website
performanceinsulation.com/homerx-pdx/
Location
13939 SW Tualatin-Sherwood Rd, Sherwood, OR 97140, USA
Compare Contractors
View all in Sherwood →
Oregon Healthy Homes LLC
Aloha, OR
Accuguard Environmental
Beaverton, OR
MCC Inspections
Beaverton, OR
Room by Room Home Inspection Services LLC
Beaverton, OR
Not sure what you need?
Answer a few questions about your home and radon situation. We'll recommend whether you need testing, mitigation, or both.
Take the 90-Second AssessmentFree. No account required.
This listing has not been claimed by the business owner.
Are you the owner? Claim this listingCertification data sourced from NRPP/NRSB public databases. Verify current status directly with the contractor before hiring. FindRadonPros.com is a directory service and does not endorse or guarantee any contractor's work. Report incorrect information