Canada · Ontario
Radon testing and mitigation in Ontario
We search all 13 Canadian provinces and territories. Published coverage includes only current credentials with verified locations and is not exhaustive. For additional locations, search the official C-NRPP finder by province or postal code. Testing and mitigation are separate certifications.
126 current C-NRPP credential records. C-NRPP certification is not a provincial licence.
- Radon testing in Ajax
- Radon mitigation in Ajax
- Radon testing in Almonte
- Radon mitigation in Almonte
- Radon testing in Amherstview
- Radon testing in Ancaster
- Radon testing in Barrie
- Radon mitigation in Barrie
- Radon testing in Burlington
- Radon testing in Carleton Place
- Radon testing in Charing Cross
- Radon testing in Chatham
- Radon mitigation in Chatham
- Radon testing in Dutton
- Radon testing in East York
- Radon mitigation in East York
- Radon testing in Elliot Lake
- Radon testing in Embrun
- Radon testing in Fitzroy Harbour
- Radon testing in Fonthill
- Radon mitigation in Gananoque
- Radon testing in Glenburnie
- Radon mitigation in Glenburnie
- Radon testing in Greenbank
- Radon mitigation in Greenbank
- Radon testing in Guelph
- Radon mitigation in Guelph
- Radon testing in Hamilton
- Radon mitigation in Hamilton
- Radon testing in Harrowsmith
- Radon mitigation in Harrowsmith
- Radon testing in Kanata
- Radon mitigation in Kanata
- Radon testing in Kemptville
- Radon mitigation in Kenora
- Radon testing in Kingston
- Radon testing in Kitchener
- Radon mitigation in Kitchener
- Radon testing in Komoka
- Radon testing in London
- Radon mitigation in London
- Radon testing in Markham
- Radon mitigation in Markham
- Radon testing in Mississauga
- Radon testing in Neustadt
- Radon mitigation in Neustadt
- Radon testing in New Dundee
- Radon mitigation in New Dundee
- Radon testing in Ottawa
- Radon mitigation in Ottawa
- Radon testing in Orangeville
- Radon testing in Orléans
- Radon testing in Owen Sound
- Radon mitigation in Owen Sound
- Radon testing in Petawawa
- Radon testing in Pickering
- Radon testing in Richmond Hill
- Radon testing in Russell
- Radon mitigation in Russell
- Radon testing in Sault Ste. Marie
- Radon testing in Shannonville
- Radon mitigation in Shannonville
- Radon testing in St. Thomas
- Radon testing in Stittsville
- Radon testing in Stoney Creek
- Radon mitigation in Stoney Creek
- Radon testing in Stratford
- Radon testing in Tecumseh
- Radon mitigation in Tecumseh
- Radon testing in Thornbury
- Radon testing in Thunder Bay
- Radon mitigation in Thunder Bay
- Radon testing in Toronto
- Radon testing in Uxbridge
- Radon mitigation in Uxbridge
- Radon testing in Verona
- Radon mitigation in Verona
- Radon testing in Waterloo
- Radon mitigation in Waterloo
- Radon testing in Whitby
- Radon testing in Windsor
- Radon mitigation in Windsor
| Name / company | City | C-NRPP credential | Service | Valid through | Last verified |
|---|---|---|---|---|---|
| Abdo Lahib | Komoka | CRT-202833 | testing | July 1, 2027 | September 14, 2026 |
| Alan Cooke Northern Home Designs | Thunder Bay | CRMT-201729 | mitigation | July 1, 2028 | September 14, 2026 |
| Alan Cooke Northern Home Designs | Thunder Bay | CRT-201728 | testing | July 1, 2028 | September 14, 2026 |
| Alexander Budd Budd Radon Services | Almonte | CRMT-202577 | mitigation | July 1, 2027 | September 14, 2026 |
| Alexander Budd Budd Radon Services | Almonte | CRT-202578 | testing | July 1, 2027 | September 14, 2026 |
| Alexandre Taillon Pinchin Ltd. | Mississauga | CRT-202040 | testing | July 1, 2028 | September 14, 2026 |
| Alexis Thibodeau LEX Scientific Inc. | Guelph | CRT-202618 | testing | July 1, 2027 | September 14, 2026 |
| Alfredo Lorenzo MITIGAIR | London | CRMT-202343 | mitigation | July 1, 2028 | September 14, 2026 |
| Alfredo Lorenzo MITIGAIR | London | CRT-202341 | testing | July 1, 2028 | September 14, 2026 |
| Ali Ismail EXP Service Inc. | London | CRMT-202671 | mitigation | July 1, 2027 | September 14, 2026 |
| Ali Ismail EXP Service Inc. | London | CRT-202644 | testing | July 1, 2027 | September 14, 2026 |
| Ali Shoushtarian The Ottawa Hospital | Ottawa | CRT-201763 | testing | July 1, 2028 | September 14, 2026 |
| Andrew Dougherty Ready Home Experts | Orléans | CRT-202800 | testing | July 1, 2027 | September 14, 2026 |
| Andrew LaRoche AmeriSpec of Barrie, Orillia and Muskoka | Barrie | CRT-201851 | testing | July 1, 2027 | September 14, 2026 |
| Andrew Wood Mr. Radon Inc. | Ajax | CRMT-201198 | mitigation | July 1, 2027 | September 14, 2026 |
| Andrew Wood Mr. Radon Inc. | Ajax | CRT-201199 | testing | July 1, 2027 | September 14, 2026 |
| Arnon Ho RnP | Markham | CRT-201282 | testing | July 1, 2028 | September 14, 2026 |
| Arthur Ladouceur Radon Ottawa - Gatineau | Kanata | CRMT-201772 | mitigation | July 1, 2028 | September 14, 2026 |
| Arthur Ladouceur Radon Ottawa - Gatineau | Kanata | CRT-201320 | testing | July 1, 2028 | September 14, 2026 |
| Austin Badham Ottawa Valley Radon Solutions | Fitzroy Harbour | CRT-202925 | testing | July 1, 2028 | September 14, 2026 |
| Blake Smith ECOH Management Inc. | Mississauga | CRT-202788 | testing | July 1, 2027 | September 14, 2026 |
| Bradley Goemans Canada Radon Inc. | Stoney Creek | CRMT-202409 | mitigation | July 1, 2027 | September 14, 2026 |
| Bradley Goemans Canada Radon Inc. | Stoney Creek | CRT-202407 | testing | July 1, 2027 | September 14, 2026 |
| Brian Edwardson ECOH | Mississauga | CRT-201784 | testing | July 1, 2027 | September 14, 2026 |
| Brittany Pollard Mr. Radon | Greenbank | CRT-202526 | testing | July 1, 2028 | September 14, 2026 |
| Brooks Gee Mr. Radon Inc. | Verona | CRMT-201028 | mitigation | July 1, 2027 | September 14, 2026 |
| Brooks Gee Mr. Radon Inc. | Verona | CRT-201173 | testing | July 1, 2027 | September 14, 2026 |
| Bryan Myers Advanced Basement Systems | Windsor | CRMT-202997 | mitigation | July 1, 2028 | September 14, 2026 |
| Bryan Myers Advanced Basement Systems | Windsor | CRT-202957 | testing | July 1, 2028 | September 14, 2026 |
| Byung Sung Lee RadonClean | Markham | CRMT-201836 | mitigation | July 1, 2028 | September 14, 2026 |
| Byung Sung Lee RadonClean | Markham | CRT-201755 | testing | July 1, 2028 | September 14, 2026 |
| Chad Verplaetse | Kenora | CRMT-202804 | mitigation | July 1, 2027 | September 14, 2026 |
| Chris Croft IES Consulting Group Inc. | Charing Cross | CRT-201634 | testing | July 1, 2028 | September 14, 2026 |
| Daniel Denniss Radon Checks | St. Thomas | CRT-202856 | testing | July 1, 2027 | September 14, 2026 |
| Dave Davidson | Fonthill | CRT-202981 | testing | July 1, 2028 | September 14, 2026 |
| David Barre S2S Environmental Inc. | Pickering | CRT-202759 | testing | July 1, 2027 | September 14, 2026 |
| Derek Stashick Buller Crichton Environmental Inc. | Ottawa | CRT-201493 | testing | July 1, 2027 | September 14, 2026 |
| Donovan O'Halloran Canadensis Green Consulting Ltd. | East York | CRMT-202946 | mitigation | July 1, 2028 | September 14, 2026 |
| Donovan O'Halloran Canadensis Green Consulting Ltd. | East York | CRT-202945 | testing | July 1, 2028 | September 14, 2026 |
| Doug Tarry Doug Tarry Homes | St. Thomas | CRT-201727 | testing | July 1, 2028 | September 14, 2026 |
| Emad Antakli Geo Construction | Windsor | CRMT-202921 | mitigation | July 1, 2028 | September 14, 2026 |
| Emad Antakli Geo Construction | Windsor | CRT-202920 | testing | July 1, 2028 | September 14, 2026 |
| Eric Hoffbauer LEX Scientific Inc. | Guelph | CRMT-202176 | mitigation | July 1, 2027 | September 14, 2026 |
| Eric Hoffbauer LEX Scientific Inc. | Guelph | CRT-202169 | testing | July 1, 2027 | September 14, 2026 |
| Fabio Conflitti Windsor Radon | Tecumseh | CRMT-202898 | mitigation | July 1, 2028 | September 14, 2026 |
| Fabio Conflitti Windsor Radon | Tecumseh | CRT-202897 | testing | July 1, 2028 | September 14, 2026 |
| Fengyun BI | Ottawa | CRT-202806 | testing | July 1, 2027 | September 14, 2026 |
| German Leal LEX Scientific Inc. | Guelph | CRT-201041 | testing | July 1, 2027 | September 14, 2026 |
| Gianluca Greco | Sault Ste. Marie | CRT-202786 | testing | July 1, 2027 | September 14, 2026 |
| Guoyan Liu | London | CRT-202904 | testing | July 1, 2028 | September 14, 2026 |
| Hal Hamilton Mr. Radon Inc. | Owen Sound | CRMT-202024 | mitigation | July 1, 2027 | September 14, 2026 |
| Hal Hamilton Mr. Radon Inc. | Owen Sound | CRT-202023 | testing | July 1, 2027 | September 14, 2026 |
| Isabel Rewucki LEX Scientific Inc. | Guelph | CRT-202889 | testing | July 1, 2028 | September 14, 2026 |
| Isabelle Wirz LEX Scientific Inc. | Guelph | CRT-202428 | testing | July 1, 2027 | September 14, 2026 |
| Jacob Chartrand Chartrand Home Air Solutions | Embrun | CRT-202975 | testing | July 1, 2028 | September 14, 2026 |
| Jason Beales Canary Radon Inc. | Toronto | CRT-202937 | testing | July 1, 2028 | September 14, 2026 |
| Jason Brellisford Expert Plumbing and Drains Inc | Burlington | CRT-202851 | testing | July 1, 2027 | September 14, 2026 |
| Jeff Moody RBM Group Inc. | Uxbridge | CRMT-202955 | mitigation | July 1, 2028 | September 14, 2026 |
| Jeff Moody RBM Group Inc. | Uxbridge | CRT-202954 | testing | July 1, 2028 | September 14, 2026 |
| Joe D'Angelo T. Harris Environmental Management Inc. | London | CRT-201692 | testing | July 1, 2028 | September 14, 2026 |
| John Ainsley Marshall JAM (2005) Enterprises | London | CRT-201319 | testing | July 1, 2028 | September 14, 2026 |
| John Raisch-Berkoff Pinchin Ltd. | Mississauga | CRT-202549 | testing | July 1, 2028 | September 14, 2026 |
| Jordan Miller Safetech Environmental Ltd. | Kitchener | CRT-201852 | testing | July 1, 2027 | September 14, 2026 |
| Joseph Veloce RadonRx | Ancaster | CRT-203024 | testing | July 1, 2028 | September 14, 2026 |
| Keon Warren ECOH Management Inc. | Ottawa | CRT-202963 | testing | July 1, 2028 | September 14, 2026 |
| Kevin Grubb Basement Boss | Neustadt | CRMT-201828 | mitigation | July 1, 2027 | September 14, 2026 |
| Kevin Grubb Basement Boss | Neustadt | CRT-201825 | testing | July 1, 2027 | September 14, 2026 |
| Kiyoun Michelle Park Canada Post | Mississauga | CRT-202877 | testing | July 1, 2027 | September 14, 2026 |
| Kyle Roberts Kyro Mechanical | Kingston | CRT-202794 | testing | July 1, 2027 | September 14, 2026 |
| Layla Miller Stantec Consulting | Thunder Bay | CRT-202507 | testing | July 1, 2028 | September 14, 2026 |
| Logan Ludlam Radon Control Solutions | Gananoque | CRMT-202714 | mitigation | July 1, 2028 | September 14, 2026 |
| Luc Lance Algoma Radon Testing | Elliot Lake | CRT-201010 | testing | July 1, 2027 | September 14, 2026 |
| Marek Laberge Radon Pros Canada Inc. | Ottawa | CRMT-202917 | mitigation | July 1, 2028 | September 14, 2026 |
| Marek Laberge Radon Pros Canada Inc. | Ottawa | CRT-202916 | testing | July 1, 2028 | September 14, 2026 |
| Marina Arutin Cavalcanti Albuquerque | Whitby | CRT-202815 | testing | July 1, 2027 | September 14, 2026 |
| Mark Simon Simon Air Quality | Russell | CRMT-201816 | mitigation | July 1, 2027 | September 14, 2026 |
| Mark Simon Simon Air Quality | Russell | CRT-201543 | testing | July 1, 2027 | September 14, 2026 |
| Marwan Essa Martech Group Inc. | Mississauga | CRT-202187 | testing | July 1, 2027 | September 14, 2026 |
| Marywan Baban ECOH Management Inc. | Mississauga | CRT-202716 | testing | July 1, 2028 | September 14, 2026 |
| Matthew Falvo TBT Engineering | Thunder Bay | CRT-202552 | testing | July 1, 2028 | September 14, 2026 |
| Michael Nesbitt BWC Contracting Inc | Carleton Place | CRT-202762 | testing | July 1, 2027 | September 14, 2026 |
| Michael Nutter Doug Tarry Homes | Dutton | CRT-202802 | testing | July 1, 2027 | September 14, 2026 |
| Michael Smith Radon Secure Kingston | Harrowsmith | CRMT-202995 | mitigation | July 1, 2028 | September 14, 2026 |
| Michael Smith Radon Secure Kingston | Harrowsmith | CRT-202994 | testing | July 1, 2028 | September 14, 2026 |
| Mike Modde Advanced Basement Systems | Chatham | CRMT-201503 | mitigation | July 1, 2027 | September 14, 2026 |
| Mike Modde Advanced Basement Systems | Chatham | CRT-201502 | testing | July 1, 2027 | September 14, 2026 |
| Morgan Barry Buller Crichton Environmental Inc. | Ottawa | CRT-202903 | testing | July 1, 2028 | September 14, 2026 |
| Neil Card Barrhaven Home Inspectors, Inc | Ottawa | CRT-201226 | testing | July 1, 2027 | September 14, 2026 |
| Neil McGraw The Radon Man | Hamilton | CRT-203004 | testing | July 1, 2028 | September 14, 2026 |
| Nicolas Page Pinchin Ltd. | Kingston | CRT-202880 | testing | July 1, 2027 | September 14, 2026 |
| Parham Salehi | Ottawa | CRT-202989 | testing | July 1, 2028 | September 14, 2026 |
| Peter (Xiang bing) Pei Ottawa Radon Expert | Kanata | CRMT-202982 | mitigation | July 1, 2028 | September 14, 2026 |
| Peter (Xiang bing) Pei Ottawa Radon Expert | Kanata | CRT-202915 | testing | July 1, 2028 | September 14, 2026 |
| Phillip Mendes South West Radon Pros Inc. | Kitchener | CRMT-202560 | mitigation | July 1, 2027 | September 14, 2026 |
| Phillip Mendes South West Radon Pros Inc. | Kitchener | CRT-202431 | testing | July 1, 2027 | September 14, 2026 |
| Ralph St. Jarre Radon Safe Northwest Ltd. | Thunder Bay | CRMT-201870 | mitigation | July 1, 2027 | September 14, 2026 |
| Ralph St. Jarre Radon Safe Northwest Ltd. | Thunder Bay | CRT-201844 | testing | July 1, 2027 | September 14, 2026 |
| Rick Clayton Radon Gas Guys | Waterloo | CRMT-202425 | mitigation | July 1, 2027 | September 14, 2026 |
| Rick Clayton Radon Gas Guys | Waterloo | CRT-202397 | testing | July 1, 2027 | September 14, 2026 |
| Robert (Bob) Wood Mr. Radon Inc. | Greenbank | CRMT-201009 | mitigation | July 1, 2027 | September 14, 2026 |
| Robert (Bob) Wood Mr. Radon Inc. | Greenbank | CRT-201008 | testing | July 1, 2027 | September 14, 2026 |
| Robert Steller BreathingEasy/8547408 Canada Inc. | Thornbury | CRT-201318 | testing | July 1, 2028 | September 14, 2026 |
| Rowan Morris Rodon Emergency Management Inc. | Kemptville | CRT-202673 | testing | July 1, 2028 | September 14, 2026 |
| Ryan McSween Ontario Radon Services | Barrie | CRMT-202829 | mitigation | July 1, 2028 | September 14, 2026 |
| Ryan McSween Ontario Radon Services | Barrie | CRT-202712 | testing | July 1, 2028 | September 14, 2026 |
| Sherry Nottingham Mr. Radon Inc. | Greenbank | CRT-202321 | testing | July 1, 2028 | September 14, 2026 |
| Steve Blayney Property Systems Inspection | Burlington | CRT-201958 | testing | July 1, 2027 | September 14, 2026 |
| Steven McAulay Radon Rescue Ltd. | Hamilton | CRMT-202879 | mitigation | July 1, 2027 | September 14, 2026 |
| Steven McAulay Radon Rescue Ltd. | Hamilton | CRT-202878 | testing | July 1, 2027 | September 14, 2026 |
| Thomas Weber Alder Creek Inspections and Consulting | New Dundee | CRMT-201921 | mitigation | July 1, 2028 | September 14, 2026 |
| Thomas Weber Alder Creek Inspections and Consulting | New Dundee | CRT-201736 | testing | July 1, 2028 | September 14, 2026 |
| Thorntin Macdonald | Orangeville | CRT-202799 | testing | July 1, 2027 | September 14, 2026 |
| Tianchen Zhang Custom Build Standard Construction Corp. | Richmond Hill | CRT-202884 | testing | July 1, 2027 | September 14, 2026 |
| Todd Lance | Petawawa | CRT-202811 | testing | July 1, 2027 | September 14, 2026 |
| Travis Valcourt | Stittsville | CRT-202958 | testing | July 1, 2028 | September 14, 2026 |
| Trent Windsor EHS Partnerships Ltd. | Ottawa | CRT-201307 | testing | July 1, 2027 | September 14, 2026 |
| Trevor Sisson Radon Hero | Ottawa | CRMT-202645 | mitigation | July 1, 2028 | September 14, 2026 |
| Trevor Sisson Radon Hero | Ottawa | CRT-202508 | testing | July 1, 2028 | September 14, 2026 |
| Trevor Watkins Radon Masters | Shannonville | CRMT-202948 | mitigation | July 1, 2027 | September 14, 2026 |
| Trevor Watkins Radon Masters | Shannonville | CRT-202872 | testing | July 1, 2027 | September 14, 2026 |
| Troy Rack Rival Home Inspections | Ajax | CRT-202135 | testing | July 1, 2027 | September 14, 2026 |
| Tyler Voigt Kingston Radon Solutions | Glenburnie | CRMT-202525 | mitigation | July 1, 2028 | September 14, 2026 |
| Tyler Voigt Kingston Radon Solutions | Glenburnie | CRT-202465 | testing | July 1, 2028 | September 14, 2026 |
| Volodymyr Mostipan North Air Ventilation | Stratford | CRT-202923 | testing | July 1, 2028 | September 14, 2026 |
| Will Watson Buller Crichton Environmental Inc. | Amherstview | CRT-202857 | testing | July 1, 2027 | September 14, 2026 |
| Yumeng Chen VIP Properties Management Ltd. | London | CRT-202928 | testing | July 1, 2028 | September 14, 2026 |