{"id":"plumbers-calgary-2026","name":"Best Plumbers in Calgary","category":"Plumbers","location":{"city":"Calgary","province":"Alberta","country":"Canada"},"canonical_url":"https://bests.ca/best/plumbers/in/calgary","publication_type":"algorithmic","methodology_version":"plumbers-ab-v1","evidence_cutoff_at":"2026-08-21T11:00:00.000Z","published_at":"2026-08-21T12:00:00.000Z","maximum_positions":3,"positions_published":3,"positions":[{"rank":1,"entity":"Caledonian Plumbing & Heating","entity_type":"Organization","descriptor":"Calgary journeyman plumbing, gas and heating company","best_for":"Broad plumbing, gas and hydronic depth","why_it_ranks":"City trade-contractor evidence, Red Seal journeyman leadership, a long Calgary operating history and repeated current recommendations for honest diagnosis create the strongest all-around record.","decision_notes":["City contractor record","Journeyman and gas-fitting scope","Calgary service since 2000"],"profile_url":"https://bests.ca/best/plumbers/in/calgary/profile/caledonian-plumbing-calgary","verification_url":"https://bests.ca/verify/plumbers-calgary-2026/caledonian-plumbing-calgary","bests_score":null,"confidence":null,"proof_index":null,"consensus":null},{"rank":2,"entity":"Harper's Plumbing","entity_type":"Organization","descriptor":"Family-operated Calgary residential plumbing team","best_for":"24/7 residential response and visible emergency terms","why_it_ranks":"Named family operators, a City contractor record, journeyman staffing, published emergency starting fees and unusually detailed recent service accounts make Harper's the strongest response-and-transparency choice.","decision_notes":["24/7 on-call journeyman","Published emergency starting fee","Residential and drainage scope"],"profile_url":"https://bests.ca/best/plumbers/in/calgary/profile/harpers-plumbing-calgary","verification_url":"https://bests.ca/verify/plumbers-calgary-2026/harpers-plumbing-calgary","bests_score":null,"confidence":null,"proof_index":null,"consensus":null},{"rank":3,"entity":"Accell Plumbing & Heating","entity_type":"Organization","descriptor":"Long-running Calgary company led by Dave Anderson","best_for":"Direct owner service and routine residential work","why_it_ranks":"More than five decades of local operation, named owner continuity and current accounts describing fair small-job service without unnecessary upselling support this placement.","decision_notes":["Named owner","Operating since 1975","Plumbing, gas and heating"],"profile_url":"https://bests.ca/best/plumbers/in/calgary/profile/accell-plumbing-calgary","verification_url":"https://bests.ca/verify/plumbers-calgary-2026/accell-plumbing-calgary","bests_score":null,"confidence":null,"proof_index":null,"consensus":null}],"interpretation":"Null metrics have not been published. A Bests list may contain fewer than three positions when the evidence gate does not support another entry."}