96
ExceptionalSt. Louis, Missouri
HVAC & Plumbing Pros in St. Louis, MO
142 businesses serve St. Louis. Compare them by Registry Score — reputation, digital presence and reach — with owner-confirmed records listed first.
- Pros
- 142
- Avg. score
- 53.1
- Featured
- 6
Featured · 2026
Featured in St. Louis
88
Exceptional88
ExceptionalSt. Louis, MO 63132 4.8(502 reviews)
HVACHeatingA/C
82
Strong77
Strong77
StrongShowing 1–20 of 142
96
ExceptionalSt. Louis, MO 63130 5.0(458 reviews)
HVACHeatingA/C
91
Exceptional88
ExceptionalSt. Louis, MO 63118 5.0(306 reviews)
HVACDucts
88
ExceptionalSt. Louis, MO 63132 4.8(502 reviews)
HVACHeatingA/C
86
Exceptional84
StrongSt. Louis, MO 63123 4.6(368 reviews)
HVACHeatingA/C
83
StrongSt. Louis, MO 63108 4.6(291 reviews)
HVACHeatingA/C
82
StrongSt. Louis, MO 63116 5.0(1,568 reviews)
HVACHeatingA/C
80
StrongSt. Louis, MO 63128 4.9(1,647 reviews)
HVACHeatingA/C
79
StrongSt. Louis, MO 63129 4.9(101 reviews)
HVACHeatingA/C
78
StrongSt. Louis, MO 63123 4.9(135 reviews)
HVACHeatingA/C
77
StrongSt. Louis, MO 63125 4.5(299 reviews)
HVACPlumbingCommercial
77
StrongSt. Louis, MO 63132 4.8(41 reviews)
HVACHeatingA/C
77
StrongSt Louis, MO 4.8(62 reviews)
HVACHeatingA/C
77
StrongSt. Louis, MO 63146 4.5(219 reviews)
HVACHeatingA/C
75
StrongSt. Louis, MO 63129 4.6(703 reviews)
HVACHeatingA/C
75
Strong75
Strong74
StrongSt. Louis, MO 63121 4.8(126 reviews)
HVACHeatingA/C
72
StrongSt. Louis, MO 63126 4.7(123 reviews)
HVACHeatingA/C
St. Louis at a glance
- How many HVAC and plumbing companies are in St. Louis, MO?
- The ProComfort Registry lists 142 heating, cooling and plumbing businesses serving St. Louis: 137 offering HVAC and 10 offering plumbing (some do both).
- What is the average Registry Score in St. Louis?
- Rated companies in St. Louis average 53.1 out of 100. The score combines public reviews (50 points), digital presence (30) and reach (20); nobody can pay for a higher score.
- Which companies are featured in St. Louis for 2026?
- ProComfort Registry features SmartHouse Heating and Cooling, 1St Global Air Duct Cleaning, Averill Heating & Air Conditioning, Seliga Heating and Cooling, Swifty's Heating and Cooling, Welsch Heating & Cooling in St. Louis. Featured companies are selected editorially from public reviews and track record; listings and rankings are never sold.
- How are St. Louis companies ranked?
- By Registry Score, with records confirmed by their owners listed first. See https://procomfortregistry.online/methodology for how the score is calculated.