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Guelph · updated July 2026

HVAC Contractors in Guelph: the standings

19 hvac contractors serving Guelph, ranked by Google rating and review count. The bar shows each one's review volume against the leader. Nobody can pay to move up.

Featured slot — open

One labelled spot above these standings, reserved for a claimed Guelph business. It never changes the ranking below. Claim your listing to take it.

  1. 1
    Oosterveld Heating & Air Conditioning
    ★★★★★ 4.8 · 1,665 reviews · Acton · (226) 828-9706
  2. 2
    Aire One Heating & Cooling Guelph
    ★★★★★ 4.9 · 1,308 reviews · Guelph · (519) 763-8255
  3. 3
    Cornerstone Trade Solutions Inc.
    ★★★★★ 4.9 · 645 reviews · Guelph · (519) 993-0494
  4. 4
    Aido Climate Solutions Inc.
    ★★★★★ 4.9 · 580 reviews · Rockwood · (226) 212-4707
  5. 5
    Hy-Mark Home Comfort
    ★★★★★ 4.8 · 468 reviews · Guelph · (519) 805-2470
  6. 6
    B.A.P Heating & Cooling Services Ltd
    ★★★★★ 4.8 · 445 reviews · Guelph · (519) 835-4858
  7. 7
    Guelph ClimateCare
    ★★★★★ 4.7 · 182 reviews · Guelph · (519) 829-3666
  8. 8
    UC Experts / Ultra Comfort Guelph
    ★★★★★ 4.9 · 136 reviews · Guelph · (519) 823-8043
  9. 9
    Superior HVAC Service, Heating & Air Conditioning
    ★★★★★ 5 · 93 reviews · Guelph · (226) 829-5303
  10. 10
    Assurance Heating and Cooling
    ★★★★★ 4.9 · 90 reviews · Guelph · (519) 830-4328
  11. 11
    Synergy Heating And Cooling Inc
    ★★★★★ 5 · 71 reviews · Guelph · (519) 362-0086
  12. 12
    Air Wave Heating and Cooling
    ★★★★★ 4.8 · 74 reviews · Guelph · (519) 821-9283
  13. 13
    Essential Air Heating and Cooling Inc
    ★★★★★ 4.9 · 47 reviews · Guelph · (647) 887-2008
  14. 14
    Superior Plumbing & Heating of Guelph
    ★★★★★ 4.7 · 54 reviews · Guelph · (226) 796-0741
  15. 15
    OWJ Temperature Control
    ★★★★★ 5 · 41 reviews · Guelph · (888) 740-4177
  16. 16
    The HVAC Service Unclaimed
    ★★★★★ 5 · 14 reviews · Guelph · (647) 372-2707
  17. 17
    Hall's Heat & Cool Inc.
    ★★★★☆ 3.5 · 44 reviews · Guelph · (519) 836-8900
  18. 18
    Frozen Flame Canada
    ★★★★★ 5 · 9 reviews · Guelph · (548) 398-4328
  19. 19
    Infiniti HVAC Guelph | Furnace Repair and Installation | AC Service
    ★★★★★ 5 · 3 reviews · Guelph · (519) 341-5291
How the standings work. Rank = Google rating × review volume, observed for the Guelph area in July 2026. No submissions, no fees, no exceptions — a business moves up by earning reviews, not by paying us. Refreshed monthly.

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