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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.

Search results - 78 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 95602
Oleksandr Zhdanyuk
Forinsic Analytical Consulting Services
Citrus Heights, CA 95621
Sean Paradine
Nova Consulting Group, Inc.
Claremont, CA 91711
Jeffrey R. Noel
Krazan & Associates, Inc.
Clovis, CA 93612
Jordan Heichman
Nor Cal Radon Mitigation
Diamond Springs, CA 95619
Michael Lee
National Analytical Laboratories, Inc.
El Dorado Hills, CA 95762
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
David Ahmadi
South Coast Environmental Consulting Group, Inc.
Encino, CA 91436
David Graves
Fresno Radon Mitigation
Fresno, CA 93710
William Mayes
SierraWest Group, Inc.
Fresno, CA 93711
Daniel J Armstrong
Risknomics llc
Gardena, CA 90248
Abe Kazimierek
Inspection Excellence LLC
Granite Bay, CA 95746
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
Peter K. Mandel
MG Remediation, Inc.
Hayward, CA 94545
Charles Yoon

La Habra, CA 90631
Tony Mashhour
Consulting Solutions, Inc.
Lancaster, CA 93536
Christine Jordan
Alta Environmental
Long Beach, CA 90807
Daniel Prater
Risknomics, LLC
Long Beach, CA 90804
Evenor A. Masis

Los Angeles, CA 90034
Dennis Ironi

Los Angeles, CA 90034
Michael Pinkerton
EFI Global
Los Angeles, CA 90045
Troy Sciumbato
Pillar to Post Home Inspectors
Madera, CA 93636
Johnny Hawkins
Healthy Buildings
Manhattan Beach, CA 90266
ReveAnn J. Ellrott
Radon Testing Services
Moorpark, CA 93021
Gavin Healy
Balance Point Home Performance
Nevada City, CA 95959
Ruben Marcos Sanchez
RMS Environmental Inspections Svcs
Novato, CA 94948
Trevor Marion
Essel Environmental Consulting
Oakland, CA 94606
Kassandra O. Idowu
INTERTEK - PSI
Oakland, CA 94601
William Miller
Forbess Consulting Group
Ojai, CA 93023
David P. Tillema
Stech Consulting
Ontario, CA 91762
Joseph Williams
A-Tech Consulting
Orange, CA 92867
Casandra Williams
A-Tech Consulting, Inc.
Orange, CA 92867
Joshua P LaPrease
A-Tech Consulting, Inc.
Orange, CA 92867
Alan Steven Benavente
A5 Environmental
Pasadena, CA 91101
Henry Hiep Vu
Swift Svc LLC
Pinole, CA 94564
Paul J Johnson
INSPX Home Solutions
Rancho Mirage, CA 92270
Riley T Ducey
Consulting Solutions Inc
Redlands, CA 92374
Ronald Mason
ProTech Consulting & Engineering
Redwood City, CA 94063
David Sendek

Roseville, CA 95661
Bailey J Balshor
Partner Engineering and Science, Inc
Roseville, CA 95661
Cory Martini
Partner Engineering and Science, Inc.
Roseville, CA 95661
Megan Davey
Partner Engineering and Science, Inc.
Roseville, CA 95661
Brian L. Dale

Sacramento, CA 95820
Heri Rodriguez

San Bernardino, CA 92407
Alicia Jansen
Stantec Consulting Services, Inc.
San Bernardino, CA 92408
Roland Walker
Walker Property Evaluation Services
San Bruno, CA 94066
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
Gyan L Rusconi-Rodrigues
ATC Group Services, LLC
San Ramon, CA 94583
Brooke A Hasty
Partner Engineering & Science, Inc.
Santa Ana, CA 92705
John Henderson
Apex Building & Restoration, Inc. DBA John Henderson Constructio
Santa Barbara, CA 93105
Judy Wood
Wood Environmental Services
Santa Barbara, CA 93110
Tanya Laurent
Air Lab Consulting, Inc.
Seal Beach, CA 90740
Steve Zivolich
Sherlock Homes & Mold Inspection
Sebastopol, CA 95472
David Gengenbacher
AEI Consultants
Signal Hill, CA 90755
Fred Ellrott

Somis, CA 93066
Alan Johnson
City of South Lake Tahoe
South Lake Tahoe, CA 96150
James C. Gorman
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96150
Brandon Ford
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96150
Andrew E Niedrich
Environmental Inspections & Construction, Inc.
South Lake Tahoe, CA 96151
Stephen Saturno
Saturno Home Inspection, LLC
Tahoe City, CA 96145
Edward (Ned) Riley
Tahoe Mold & Water, Inc.
Tahoe City, CA 96145
Yoram Zaguri
Trupeak Electric Inc
Tarzana, CA 91356
Eddie Huchingson
Healthy Home Construction Services
Thousand Oaks, CA 91360
Tracy W Huchingson
Healthy Home Construction Services
Thousand Oaks, CA 91360
Brian Williams
Partner Engineering and Science, Inc.
Torrance, CA 90501
Jeremy Kenneth Gress

Tustin, CA 92782
Henry Moreno
Bainbridge Environmental Consultants, Inc.
Tustin, CA 92780
Jennifer Van
Terracon Consultants, Inc.
Tustin, CA 92780
Deanna Lee
Nova Consulting Group, Inc.
Valencia, CA 91381
Michael Atallah
Integrated Property Analysis, Inc.
Vista, CA 92083
Howard Giang, P.E., T.E.
Attwater Home Inspection
West Sacramento, CA 95691
Lawrence Kleinecke
California Radon Testing
Wheatland, CA 95692