The Technical Standards and Safety Authority (TSSA) adopts standards and administers the policies, procedures and processes for the certification of welders and brazers regulated under the Technical Standards and Safety Act, 2000’s Ontario Regulation 220/01: Boilers and Pressure Vessels (BPVs). Businesses that repair/alter BPVs and install/repair associated piping systems are required to hold a Certificate of Authorization (COA) from TSSA or another Canadian jurisdiction. Companies with a National Board Certificate of Authorization (“R” stamp) are also acceptable for repairs/alterations of BPVs.
In the following directory, you can find a listing of businesses that hold a COA issued by TSSA. Please note that the information in this directory is updated periodically and may not reflect the most recent information available for each entry. If you have a question or concern regarding any of the information contained on this page, please contact customerservices@tssa.org or call 1-877-682-TSSA (8772).
CAMECO FUEL MANUFACTURING INC.
- Address:
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BLDG 2 CENTER ST, NORTHAM INDUSTRIAL PARK
COBOURG, ON
Canada
K9A 4R5 - Products/Services:
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Parts, Appurtenances, Piping Sub’s & Tubular Prod’s (NPT with NA)
Status: 05-01-2025
Number: QA-24
Fabrication of Class 1, 1C, 2, 2C, 3, & 3C parts, appurtenances and tubular products; Without design responsibility; Supply of ferrous and nonferrous material; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.
CSA-N285.0 Nuclear Fittings (SHOP ONLY)
Status: 05-01-2025
Number: QA-00615
Fabrication of Class 1, 1C, 2, 2C, 3 & 3C category H type fittings; Without design responsibility; At the above location only. In accordance with CSA Standard N285.0, General Requirements for Pressure Retaining Systems and Components in CANDU Nuclear Power Plants.
CSA-B51 Fittings
Status: 11-21-2024
Number: QA-10252
Fabrication of Welded and Non-Welded Category H type Fittings only at the Above Location Only. In accordance with CSA Standard B51 Boiler, Pressure Vessel and Pressure Piping Code.
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