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California

State Radon Office Contact
Dale Parks

Radonprogram@cdph.ca.gov

(800) 745-7236

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 - 128 professionals found - Click on the entries below for more information.
Provider
Certified for
Measurement
Certified for
Mitigation
California
State Licensed
Jordan Heichman
Nor Cal Radon Mitigation
Diamond Springs, CA 95619
Kyle G Krmpotich
Applied GeoKinetics, LP and Advanced Construction Technologies,
Irvine, CA 92618
Dwayne Campeau
Terrraphase Engineering Inc.
Irvine, CA 92612
Cameron J Dopke
Enviromental Inspections and Construction
Markleeville, CA 96120
Aidan Ross
Nicklaus Engineering, Inc.
San Diego, CA 92123
Darioush T. Ghahremani, Ph.D.
Radon Survey Systems, Inc.
San Diego, CA 92198
Peter K. Mandel
MG Remediation, Inc.
San Leandro, CA 94577
John Henderson
John Henderson Construction
Santa Barbara, CA 93105
Fred Ellrott Sr.

Somis, CA 93066
Fred Ellrott Jr.
Fred Ellrot
Somis, CA 93066
Brandon Ford
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
Daniel Frayman
PROSIRV Construction & Home Remodeling
Woodland Hills, CA 91367
Matt Hohne
BBG Real Estate Services
Aliso Viejo, CA 92656
Alan Steven Benavente
A5 Environmental
Altadena, CA 91001
Erick Cortez
Partner Engineering and Science
Anaheim, CA 92802
William A von Arx
Partner Engineering and Science
Apple Valley, CA 92307
Timothy Robert Utterback
Weiss Associates
Berkeley, CA 94710
David Rhea
Envirocheck INC.
Bonita, CA 91902
Lourdes B Buenrostro
NV5 dba GRS Group
Bonsall, CA 92003
Glenn Zara
Partner Engineering and Science Inc.
Chatsworth, CA 91311
Angela Deason
Guzi-West Inspection and Consulting
Chico, CA 95926
Brandy F Groves
Rimkus
Chino, CA 91710
Juhun Kim
JK Assessment & Consulting LLC
Chino Hills, CA 91709
Jose Antonio Gutierrez Villanueva
Del Mar Environmental & Construction Services
Chula Vista, CA 91910
Nayeli Isabela Diez de Bonilla
Del Mar Environmental and Construction Services
Chula Vista, CA 91910
Thomas H Ayotte
EBI Consulting
Citrus Heights, CA 95621
Oleksandr Zhdanyuk
Forensic Analytical Consulting Services
Citrus Heights, CA 95621
Anthony Trimble
Sol Environmental
Clayton, CA 94517
Jeffrey R. Noel
Krazan & Associates, Inc.
Clovis, CA 93612
Remington Caldwell
Terracon, Inc.
Concord, CA 94520
Ramiro Vejar
Partner Engineering and Science, Inc.
Corona, CA 92879
Michael Lee
National Analytical Laboratories, Inc.
El Dorado Hills, CA 95762
David Lucero
DL Science, Inc.
El Segundo, CA 90245
Jonathan Feeney-Mosier
American Environmental Group; A Mclarens Company
Encinitas, CA 92024
Miguel Garcia
Envirocheck, Inc.
Encino, CA 91316
Trevor Marion
Essel Environmental & Emergency Response
Fairfield, CA 94534
William Mayes
Partner Engineering and Science, Inc.
Fresno, CA 93711
Shane A Goodwin
Partner Engineering
Garden Grove, CA 92845
Malcolm M Sabal
Partner Engineering & Science
Gardena, CA 90249
Russell Vaughn
Air Quality Consultants
Grass Valley, CA 95945
Kevin Minto
Signet Environmental, Inc.
Grass Valley, CA 95945
Bonnie Lee Kellogg
KELLCO Services, Inc.
Hayward, CA 94545
Derrik Quach
KELLCO Services, Inc.
Hayward, CA 94545
Jason R Alcaraz
NB Oceanfront Properties Inc
Huntington Beach, CA 92646
Michael Pinkerton
EFI Global
Inglewood, CA 90301
Glenn D Tofani
Applied GeoKinetics, LP
Irvine, CA 92618
Amanda Plagge
Partner Engineering and Science Inc.
Ladera Ranch, CA 92694
Brandon Koka
AEI Consultants
Lafayette, CA 94549
Tony Mashhour
Consulting Solutions, Inc.
Lancaster, CA 93536
James C Mayfield
Mayfield Environmental Engineering
Long Beach, CA 90803
Jorge Ramos
McAlister GeoScience
Long Beach, CA 90802
Gabriela Cyrulik
Nova Group, GBC
Long Beach, CA 90805
Christine Jordan
NV5
Long Beach, CA 90807
Phoenix T Dorr
Partner Engineering
Long Beach, CA 90807
Dennis Ironi
Andersen Integrated Services
Los Angeles, CA 90034
Nathaniel Grondin
Partner Engineering and Science, Inc
Los Angeles, CA 90066
Danny Huerta
Rimkus
Los Angeles, CA 90046
Troy Sciumbato
Pillar to Post Home Inspectors
Madera, CA 93636
Noah Covarrubias
Barr and Clark
Mission Viejo, CA 92691
David P. Tillema
Stech Consulting
Monterey, CA 93940
ReveAnn Ellrott
Radon Testing Service Inc.
Moorpark, CA 93021
Kayla J Parzynski
Radon Testing Service Inc.
Moorpark, CA 93021
Toufic (Ted) Zeidan
Geoted
Newhall, CA 91321
Benjamin Schulte-Bisping
ACC Environmental Consultants
Oakland, CA 94621
Alain Grissette
Millennium Consulting Associates
Oakland, CA 94619
Claire M Neal
Partner Engineering and Science, Inc.
Oakland, CA 94606
Kyle Alves
Partner ESI
Oakland, CA 94606
David A Grunat
Path Forward Partners, Inc.
Oakland, CA 94612
Joshua Osborne
Roux Associates, Inc.
Oakland, CA 94602
Joe Williams
A-Tech Consulting
Orange, CA 92867
Jake Williams
A-Tech Consulting, Inc.
Orange, CA 92867
Alice Warden
A-Tech Consulting, Inc.
Orange, CA 92867
Andrew Nishio
A-Tech Consulting, Inc.
Orange, CA 92867
LISA K HENDERSON
AEI Consultants
Orange, CA 92866
Scott Yamauchi
Envirocheck Inc.
Orange, CA 92868
Alfredo Calderon
Envirocheck, Inc
Orange, CA 92868
Joshua Cornejo
Envirocheck, Inc.
Orange, CA 92868
Eliza Sahakian
Intertek-PSI
Pasadena, CA 91104
Ross McKenzie
Sol Environmental
Pleasant Hill, CA 94523
Riley T Ducey
Consulting Solutions Inc
Redlands, CA 92374
Luke Y Feher
TRC Environmental
Redondo Beach, CA 90278
Robert Ibarra
AEI Consultants
Rialto, CA 92377
Lynn A Laborde
Altec Testing & Engineering, Inc.
Riverside, CA 92504
Michael D Baldwin
Partner
Rocklin, CA 95765
Natalie M Pangilinan
Partner Engineering and Science, Inc.
Rocklin, CA 95677
Cory Martini
Partner Engineering and Science, Inc.
Roseville, CA 95661
Vanessa Calder
Partner Engineering and Science, Inc.
Roseville, CA 95661
Katie Scherr
Partner Engineering and Science, Inc.
Roseville, CA 95661
Breanna Phan
Partner Engineering and Science, Inc.
Roseville, CA 95661
Alexandria A Miranda
Partner Engineering and Science, Inc.
Roseville, CA 95661
James Ryan
Partner Engineering and Science, Inc.
Roseville, CA 95747
Taylor McCleery
Partner ESI
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
Ethan R Switzer

San Diego, CA 92123
Elizabeth Hirsch
Nicklaus Engineering, Inc
San Diego, CA 92123
Robert Bennett
Nicklaus Engineering, Inc.
San Diego, CA 92123
Brooklynn A Marcus
Partner Engineering and Science
San Diego, CA 92121
Michelle L Everitt
Terrever
San Diego, CA 92109
Tucker Kalman
SCA Environmental
San Francisco, CA 94116
Jose D Alvarado

San Jose, CA 95111
Frank A Valerga
Adviro
San Jose, CA 95126
Dallas L Jones
Ecosense, Inc.
San Jose, CA 95125
Ryan Mandel
MG Remediation, Inc.
San Leandro, CA 94577
Matthew Burich
Partner Engineering and Science, INC
San Pedro, CA 90732
Judith H Wood
Wood Environmental Services
Santa Barbara, CA 93110
Jay Cudmore
CBRE
Santa Monica, CA 90405
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
David Gengenbacher
AEI Consultants
Signal Hill, CA 90755
Fernando Garcia Osorio

Simi Valley, CA 93063
Shannon I Esser
Condor Earth
Stockton, CA 95206
Zachary Greenfield
Consulting Solutions Inc.
Studio City, CA 91604
Stephen Saturno
Saturno Inspections, LLC
Tahoe City, CA 96145
Tracy Huchingson
Radon Solution California LLC
Thousand Oaks, CA 91360
Carina Y Rodriguez
Partner Engineering and Science, Inc.
Torrance, CA 90501
Jeremy Kenneth Gress
CJK Consulting Inc.
Tustin, CA 92782
Deanna Lee
Nova Group, GBC.
Valencia, CA 91381
Thomas S Knouse
Insight Environmental
Ventura, CA 93004
Michael Atallah
Integrated Property Analysis, Inc.
Vista, CA 92081
Elizabeth Scudero
CBRE
Walnut Creek, CA 94596
Christopher M Olsen
Olsen Environmental Consulting, Inc.
Watsonville, CA 95076
daniel scott Prater
risknomics
Yorba Linda, CA 92886