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California
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California

State Radon Office Contact
Gonzalo L. Perez

gonzalo.perez@cdph.ca.gov

(916) 440-7942

Radon Office Website

The trained experts listed below have demonstrated their knowledge and capability by passing a national competency exam. Each is required to complete regular continuing education classes, submit proof of satisfactory proficiency demonstrations, follow a rigorous quality assurance plan and adhere to a strict code of ethics. The National Radon Proficiency Program (NRPP) serves as the credentialing division of AARST.

The EPA and your state health department strongly recommend that ALL home buyers and owners have their home tested for indoor radon.

NOTICE: Important message from the California state radon office - click here
Search results - 90 professionals found - Click on the entries below for more information.
Provider
Certified for
Measurement
Certified for
Mitigation
California
State Licensed
Kevin Minto
Signet Home Inspections, LLC
Auburn, CA 95603
Brooke A Bu
Partner Engineering & Science, Inc.
Buena Park, CA 90620
Oleksandr Zhdanyuk
Forensic Analytical Consulting Services
Citrus Heights, CA 95621
Jeffrey R. Noel
Krazan & Associates, Inc.
Clovis, CA 93612
Andre Steiner
UL
Dana Point, CA 92629
Jordan Heichman
Nor Cal Radon Mitigation
Diamond Springs, CA 95619
David L. Lucero
DL Science, Inc.
El Segundo, CA 90245
Remington Caldwell
Terracon, Inc.
Emeryville, CA 94608
Timothy Robert Utterback
Weiss Associates
Emeryville, CA 94608
Jonathan Feeney-Mosier
American Environmental Group; A Mclarens Company
Encinitas, CA 92024
Miguel Garcia
Envirocheck, Inc.
Encino, CA 91316
William Mayes
Partner Engineering and Science, Inc.
Fresno, CA 93711
Philip M Marquez
Partner Engineering and Science, Inc.
Fresno, CA 93710
Daniel J Armstrong
Risknomics llc
Gardena, CA 90248
Russell Vaughn
Air Quality Consultants
Grass Valley, CA 95945
Bonnie Lee Kellogg
KELLCO Services, Inc.
Hayward, CA 94545
Derrik Quach
KELLCO Services, Inc.
Hayward, CA 94545
Elizabeth French
Nova Group
Healdsburg, CA 95448
Brandon Koka
AEI Consultants
Lafayette, CA 94549
Tony Mashhour
Consulting Solutions, Inc.
Lancaster, CA 93536
Christine Jordan
Alta Environmental
Long Beach, CA 90807
Christopher Job
Partner ESI
Long Beach, CA 90807
Daniel Prater
Risknomics, LLC
Long Beach, CA 90804
Rocio Quinones
Roux Associates, Inc.
Long Beach, CA 90805
Evenor A. Masis

Los Angeles, CA 90034
Dennis Ironi
Andersen Integrated Services
Los Angeles, CA 90034
Michael Pinkerton
EFI Global
Los Angeles, CA 90045
Tyler Brandon Ringer
Green Home Solutions
Los Osos, CA 93402
Troy Sciumbato
Pillar to Post Home Inspectors
Madera, CA 93636
Johnny Hawkins
UL
Manhattan Beach, CA 90266
Cameron J Dopke
Enviromental Inspections and Construction
Markleeville, CA 96120
David P. Tillema
Stech Consulting
Monterey, CA 93940
Karen Ellrott
Radon Testing Service, Inc.
Moorpark, CA 93021
ReveAnn J. Ellrott
Radon Testing Services
Moorpark, CA 93021
Kayla J Parzynski
Radon Testing Services
Moorpark, CA 93021
Gavin Healy
Balance Point Home Performance
Nevada City, CA 95959
Alain Grissette

Oakland, CA 94619
Elizabeth Scudero
AEI Consultants
Oakland, CA 94607
Trevor Marion
Essel Environmental & Emergency Response
Oakland, CA 94606
Kassandra O. Idowu
INTERTEK - PSI
Oakland, CA 94601
Claire M Neal
Partner Engineering and Science, Inc.
Oakland, CA 94606
William Miller
Forbess Consulting Group
Ojai, CA 93023
Joe Williams
A-Tech Consulting
Orange, CA 92867
Joshua Cornejo
Envirocheck, Inc.
Orange, CA 92868
Alan Steven Benavente
A5 Environmental
Pasadena, CA 91101
Brian Weltman
AIE Consultants Inc
Pasadena, CA 91103
Thomas LaPoint
AEI Consultants
Placerville, CA 95667
Matthew S Kelly
Motherlode Comprehensive Inspections
Placerville, CA 95667
Ronald Mason
ProTech Consulting & Engineering
Redwood City, CA 94063
Brett Lehman, P.G.
Capital Radon LLC
Rocklin, CA 95765
Cory Martini
Partner Engineering and Science, Inc.
Roseville, CA 95661
Vanessa Calder
Partner Engineering and Science, Inc.
Roseville, CA 95661
Rachel Braun
Millennium consulting associates
Sacramento, CA 95842
Heri Rodriguez

San Bernardino, CA 92407
Roland Walker
Walker Property Evaluation Services
San Bruno, CA 94066
Parker Fink
InDepth Environmental Inc.
San Diego, CA 92123
Darioush T. Ghahremani, Ph.D.
Radon Survey Systems, Inc.
San Diego, CA 92198
Tucker Kalman
SCA Environmental
San Francisco, CA 94107
Frank A Valerga
Adviro
San Jose, CA 95126
Edward Ballaron
Adviro
San Jose, CA 95126
Karen S Chantharath
ARCADIS U.S.
Santa Ana, CA 92704
John Henderson
John Henderson Construction
Santa Barbara, CA 93105
Judith H Wood
Wood Environmental Services
Santa Barbara, CA 93110
Samuel Harreschou
Environmental Inspection Services
Santa Monica, CA 90405
Tanya Laurent
Air Lab Consulting, Inc.
Seal Beach, CA 90740
Steve Zivolich
AAA Certified Radon Testing
Sebastopol, CA 95472
Angela Deason
Guzi-West Inspections
Shasta Lake, CA 96019
David Gengenbacher
AEI Consultants
Signal Hill, CA 90755
Fred Ellrott Sr.

Somis, CA 93066
Brandon Ford
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96150
Maritza Lopez
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96150
Sebastian Tumbale
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96150
Levi A Minor
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96150
Edward (Ned) Riley
Tahoe Mold & Water, Inc.
Tahoe City, CA 96145
Eddie Huchingson
Healthy Home Construction Services
Thousand Oaks, CA 91360
Jason Wayne Gregory
Radon California
Thousand Oaks, CA 91360
Tracy Huchingson
Radon Solution California LLC
Thousand Oaks, CA 91360
Brian Williams
Partner Engineering and Science, Inc.
Torrance, CA 90501
Alexis Harris
Partner Engineering and Science, Inc.
Torrance, CA 90501
Francisco Gonzalez
Partner Engineering and Science, Inc.
Torrance, CA 90501
Charlotte Thomas
Partner Engineering and Science, Inc.
Torrance, CA 90501
Angelica Rosaperez
Partner Engineering and Science, Inc.
Torrance, CA 90501
David C Soto
Partner Engineering and Science, Inc.
Torrance, CA 90501
Kelly Ball
Partner Engineering and Science, Inc.
Torrance, CA 90501
Robin Wheeler
ASAP Home Inspections
Truckee, CA 96161
Jeremy Kenneth Gress
CJK Consulting Inc.
Tustin, CA 92782
Jennifer Van
Terracon Consultants, Inc.
Tustin, CA 92780
Deanna Lee
Nova Group, GBC.
Valencia, CA 91381
Michael Atallah
Integrated Property Analysis, Inc.
Vista, CA 92083
Sebastiano Loreti
AEI Consultants
Walnut Creek, CA 94598