Certified Radon Mitigators in Maryland

Baumgardner LLC

Kellen Baumgardner — Friendsville, MD

Urban Green Environmental, LLC

Laila Steele — Baltimore, MD

PICCOLOR BRIGHTER LLC

Zhen Chen — Potomac, MD

Ronald Melchior — , MD

Home Advantage Environmental Inspections

Katherine Greenwood — Baltimore, MD

ECS Mid-Atlantic, LLC

Nathan Edwards — Columbia, MD

LeadSpec, Inc

Brian K MacIver — Baltimore, MD

Rimkus

John O'Connor — Keymar, MD

ADE Radon Mitigation Services, LLC

Alexander Gutman — Reisterstown, MD

Bureau Veritas

Deirdre Fontaine — Finksburg, MD

AZ-RI Consultants

Nathaniel W Alper — Baltimore, MD

Christopher Webb Home Inspections

Christopher S Webb — Annapolis, MD

Atmos Solutions Inc

Noel Bustillo Hernandez — Brentwood, MD

Partner Engineering and Science, Inc.

Sally H. Caballero — Baltimore, MD

Alfa Air Agency , LLC

Katsiaryna Holder — Clarksburg, MD

Calamus Enterprises LLC

Mari-Liis Remmel — Rockville, MD

Fox Mountain Property Inspections

Erin Dittman — Westminster, MD

Inspect MD

Davin M Banks — Sykesville, MD

Sohail B Butt — , MD

Camelot Home Inspections Inc

Robert E Murphy — Germantown, MD

Assisted Management Solutions, Inc.

Lisa Gregory — Leonardtown, MD

Diligent Home Inspections, LLC

Robert N. Moody — Westminster, MD

Clear Air Company LLC

Dane Hanscom — Arnold, MD

Belson Construction, LLC

Michael A Stansbury — Emmitsburg, MD

Riverside Home Inspections

Clay Nathaniel Bittner — Williamsport, MD

AMS, Inc.

Rachel Carter — Lusby, MD

Hill Environmental Solutions

Marissa Hill — Mount Airy, MD

Harford Radon Consultants

Stephen W. Stran — Abingdon, MD

G.M.D. Construction, Inc.

William Tyler Ransley — Lisbon, MD

Radon Industry Advocate

Michael E. Walther — Ellicott City, MD

Radon Resolvers, LLC

Peter Rosecrans — Olney, MD

COS Environmental

Craig O Smith — Boonsboro, MD

Mid-Atlantic Inspection Services, Inc.

Alan Beal — Bethesda, MD

Liberty Home Inspections

Thomas J. Cline — Elkton, MD

Red Dot Home inspections

Alberto Guerra — Germantown, MD

Andrew Winnard — , MD

Radon Screening

Patricia Lopes — Silver Spring, MD

Rad Elec, Inc.

Alexandra R. Stieff — Frederick, MD

Prescient Environmental

Gregory F Michelsen — Silver Spring, MD

Vanessa Gress — , MD

Affordable Radon Reduction, Inc.

Kimber Pucci — Dundalk, MD

1 Affordable Lead Pros LLC

Jonathon K Rogers — Gwynn Oak, MD

Alex's Radon Consulting, LLC

Alexander Shpilman — Silver Spring, MD

SWAT Environmental

Edward Darcy — Baltimore, MD

Reliable Radon

Paul Jonathan Stalker — Laurel, MD

Target Radon

Steve Hayes — Aberdeen, MD

MIRCON, INC. dba CONNOR

Joseph Edward Orsulak — Baltimore, MD

Roberts Radon, LLC

Robert C Tsas — Gaithersburg, MD

Handyman On Call LLC

Benjamins Zonis — Finksburg, MD

Cheseldine Management Consulting LLC

Justin Cheseldine-Gass — Leonardtown, MD

Kiwi Homes, LLC

Avi Kotek — Silver Spring, MD

A.D.P. Inspections, Inc.

Rodney W. Winstead — Jefferson, MD

EA

Joseph L Broome — Baltimore, MD

Radon Abatement Services, LLC

John S. Swett — Silver Spring, MD

27 years providing radon mitigation services in the greater DMV region.

Cert #101103-RMS · Expires 2026-08-31

ProVantage Home Inspection Services, LLC

Stephen Berry — Silver Spring, MD

Mid-State Pest Control

Bradley J. Kimble — Flintstone, MD

Envirolabs, Inc.

Carlos M. Avery — Gaithersburg, MD

U.S. Radon Measurements

Marcel Jares — Germantown, MD

REDDI, LLC

Stephen W. Sybert — Catonsville, MD

Geo-Technology Associates, Inc

Llywellyn J. Westrick — Laurel, MD

RIZWANI LLC

Ali-Reza Rizwani — Rockville, MD

MAG Home Inspections

Michael Gedz — Elkton, MD

Vespene Radon Testing

Adam Gellender — Bowie, MD

US Inspect

Richard Howe — Keedysville, MD

MSM Home Services

Mason McClew — Cumberland, MD

One Source Environmental

Steven Agerbeek — Lothian, MD

KCI Technologies, Inc.

Tyler McCleaf — Sparks, MD

Stavlas Home Inspections

John G Stavlas — Severn, MD

OBSERVE Home Inspections LLC

Dimitrios Bitsanis — Bel Air, MD

Cert #NRPP-112474

Environmental consulting services, LLC

CHAMINDA JAYATILAKE — Potomac, MD

Environmental Health Consultants, LLC

Kamau McAbee — Baltimore, MD

GEO Environmental Services, LLC

Christopher Johnson — Abingdon, MD

Tri-State Environmental Solutions

Shannon Neal Bittner — Williamsport, MD

Smart Home Inspects

Deise (daisy) Rezende — Gaithersburg, MD