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Measurement Companies

The following is a list of radon measurement companies servicing Oregon with at least one radon measurement technician on staff who has been certified by the National Radon Proficiency Program (NRPP) or the National Radon Safety Board (NRSB). Current listings of certified measurement technicians can be found at their respective web sites, www.nrpp.info and www.nrsb.org.

This list should be used for informational purposes only and is not intended to be an endorsement by the Oregon Health Authority of any measurement company. These organizations are not the only sources of radon testing services. There may be additional companies listed in your local phone book under "Radon Testing." There are additional organizations outside Oregon that can provide radon testing devices or services.

For information on how to test your home yourself, visit our Testing page.


Method Definitions

AC (self installation): Activated Carbon Adsorption (short term)
AT (self installation): Alpha-Track Detection (long-term)
CRM (professional equipment): Continuous Radon Monitoring
E-Perm (professional equipment): Measures change in electric voltage

Download this list in pdf format.

Company Name

Address & Phone Number

Method

A Best Environmental

16630 SE Lillian Way
Portland, OR 97236
(503) 492-2885
www.abestenvironmental.com 

AC
AT
CRM

Action Building Inspections, Inc.

5832 Oetkin Road
Milwaukie, OR 97267
(503) 969-3841
www.actionradonservices.com

AC
CRM

Advanced Radon Tech, Inc.

2801 N. Monroe Street
Spokane, WA 99205
(509) 326-5127
www.advancedradontech.net

AC
AT
CRM

Alpha Environmental Services, Inc.

11080 SW Allen Blvd, Suite 100
Beaverton, OR 97005
(503) 292-5346
www.alphaenvironmental.net

AC
AT
CRM

APEX Home Inspections

8305 SE Monterey Ave. Suite 215
Happy Valley, OR 97086
(503) 650-8999

www.apexhomeinspect.com

CRM

E-Perm

Cascade Radon, Inc.

12839 NE Airport Way
Portland, OR 97230
(503) 421-4813
www.cascaderadon.com

AC
AT
CRM

Certified Site Inspections, Inc.
PO Box 230476
Tigard, OR 97281
(503) 936-2545
www.inspectnow.net
CRM
Ecotech PO Box 11630
Portland, OR 97211
(503) 493-1040
www.oregonradon.com
AC
AT
CRM
E-Perm
The E-Quest Corporation
17806 SE 1st St.
Vancouver, WA 98684
(360) 772-1837
www.e-questcorp.com
E-Perm
Enhabit

1733 NW 7th Ave
Portland, OR 97212
(855) 870-0049
enhabit.org

AC
CRM
E-Perm
Environmental Transactions, Inc.

PO Box 279
River Edge, NJ 07661
(201) 505-1010

AC

Environmental Testing & Training Northwest

2266 McGilchrist St, SE #220
Salem, OR 97302
(971) 570-0069
www.ettnw.com

AC
AT

Environmental Works

2634 SE Steele Street
Portland, OR 97202
(503) 719-6715
www.eworksnw.com

CRM

Home Gnome Inspections, LLC 7020 N Tyler Ave.
Portland, OR 97203-4947
503-913-1281
www.home-gnome.com
CRM

The House Detectives, LLC

PO Box 216
Hillsboro, OR 97123
(503) 324-2000
1-800-547-1223
www.thehousedetectivellc.com

AC
AT
CRM

HouseGeek Home Inspections 1137 NE Beech St., #1
Portland, OR 97212
503-752-9494
www.housegeek.biz
CRM

House Master of America

14335 SW Allen Blvd, Suite 209
Beaverton, OR 97005
1-800-995-4063

AC 

Inspections Unlimited

PO Box 5215
Salem, OR 97304
(503) 581-5855
www.inspectionsunlimited.com

AC
AT
CRM

Justice Property Inspections

68809 Nicolai Road
Rainer, OR 97048
1-888-414-4107
www.justicepropertyinspections.com

AC
CRM

Kim Kramer, LLC

5415 SW Westgate Dr., Suite 100
Portland, OR 97221
503-277-9633
www.atcgroupservices.com

AC

Neil Kelly Home Performance

804 N Alberta
Portland, OR 97217
503-288-7461
www.neilkellyenergy.com

E-Perm

Pillar to Post Professional Home Inspections

6617 SW 35th Ave
Portland, OR 97221
(503) 452-7711

CRM

Prime Home Inspection & Service, Inc PO Box 1141
Mulino, OR 97042
(503) 819-3250
CRM

Soil Solutions Environmental Services, Inc.

3540 SE 28th Avenue
Portland, OR 97202
(503) 234-2118
www.soilsolutionsenvironmental.com

CRM

Willamette Radon, LLC 

PO Box 1582
Wilsonville, OR 97070
503-989-9992
www.willametteradon.com

CRM
AC
AT

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