| A. M. Guy Memorial Health Centre | Laboratory | Buchans | NL | CANADA | 2024-03-07; Certificate Extension Granted | 3457 |
| A.A. Wilkinson Memorial Health Centre | Laboratory | OLD PERLICAN | NL | CANADA | 2024-02-16; Certificate Extension Granted | 3524 |
| Alexandra Hospital | Laboratory | INGERSOLL | ON | CANADA | 2025-08-22 | 3977 |
| Alexandra Marine and General Hospital | Laboratory | GODERICH | ON | CANADA | 2027-08-27 | 4498 |
| Almonte General Hospital | Laboratory | ALMONTE | ON | CANADA | 2026-11-19 | 4335 |
| Alpha Laboratories Incorporated | Laboratory | NORTH YORK | ON | CANADA | 2024-04-12 | 4152 |
| Anson General Hospital | Laboratory | IROQUOIS FALLS | ON | CANADA | 2025-05-02 | 3768 |
| Arnprior & District Memorial Hospital | Laboratory | ARNPRIOR | ON | CANADA | 2025-11-22 | 4098 |
| Atikokan General Hospital | Laboratory | ATIKOKAN | ON | CANADA | 2026-09-10 | 4315 |
| Avalon Laboratories | Laboratory | ST. JOHN'S | NL | CANADA | 2025-05-15 | 4747 |
| Avalon Laboratories - Voisey's Bay | Laboratory | ST. JOHN'S | NL | CANADA | Facility Closed in 2023 | 4749 |
| Baie Verte Peninsula Health Centre | Laboratory | Baie Verte | NL | CANADA | 2024-03-07; Certificate Extension Granted | 3455 |
| Bay d' Espoir Community Health Centre | Laboratory | St. Alban's | NL | CANADA | 2024-03-07; Certificate Extension Granted | 3463 |
| Bingham Memorial Hospital | Laboratory | MATHESON | ON | CANADA | 2025-05-02 | 3770 |
| Bio-Test Laboratory Incorporated | Laboratory | MISSISSAUGA | ON | CANADA | Accreditation Suspended in 2023 | 5156 |
| Bio-Test Laboratory Incorporated | Laboratory | OTTAWA | ON | CANADA | 2025-08-28 | 3916 |
| Blanche River Health - Englehart Site | Laboratory | ENGLEHART | ON | CANADA | 2025-03-29 | 3760 |
| Blanche River Health - Kirkland Lake Site | Laboratory | KIRKLAND LAKE | ON | CANADA | 2025-03-29 | 3751 |
| Bluewater Health - CEEH | Laboratory | PETROLIA | ON | CANADA | 2026-10-16 | 4331 |
| Bluewater Health - Sarnia | Laboratory | SARNIA | ON | CANADA | 2026-10-16 | 4329 |
| Bonavista Peninsula Health Centre | Laboratory | Bonavista | NL | CANADA | 2024-02-16; Certificate Extension Granted | 3532 |
| Bonne Bay Health Care Centre | Laboratory | NORRIS POINT | NL | CANADA | 2027-10-16 | 4617 |
| Brant Community Healthcare System Laboratory | Laboratory | BRANTFORD | ON | CANADA | 2028-04-29 | 4699 |
| Brightshores Health System - Markdale Site | Laboratory | MARKDALE | ON | CANADA | 2025-09-06 | 3988 |
| Brightshores Health System - Meaford Site | Laboratory | MEAFORD | ON | CANADA | 2025-09-06 | 3992 |
| Brightshores Health System - Owen Sound Site | Laboratory | OWEN SOUND | ON | CANADA | 2025-09-06 | 3990 |
| Brightshores Health System - Southampton Site | Laboratory | SOUTHAMPTON | ON | CANADA | 2025-09-06 | 3994 |
| Brightshores Health System - Wiarton Site | Laboratory | WIARTON | ON | CANADA | 2025-09-06 | 3986 |
| Brightshores Health System Lion's Head | Diagnostic Imaging | LION'S HEAD | ON | CANADA | 2027-09-24 | 4578 |
| Brightshores Health System Markdale | Diagnostic Imaging | MARKDALE | ON | CANADA | 2027-09-24 | 4587 |