HVAC Services in Union, MO
4 HVAC contractors found
Menke Heating and Cooling
5.0(112)
24/7 Highly Rated
“All 7 readable reviews award 5 stars, with 4 reviewers specifically describing same day or holiday weekend…”
151 Oak Tree Ln, Union, MO 63084
Derek's Heating, Cooling & Electrical
5.0(89)
“Every reviewer awarded five stars, with nine customers specifically mentioning either Derek or Dan by name.…”
510 B US-50, Union, MO 63084
Lakebrink Heating & Air Conditioning
4.7(114)
24/7
“All eight publicly visible reviews award five-star ratings, with four reviewers specifically acknowledging…”
1335 Stylemaster Dr, Union, MO 63084
HVAC Service Costs in Union, MO
Pricing ranges across all HVAC services offered in Union.
| Service | Typical Range | Price Points |
|---|---|---|
| AC Repair | $75–$2,800 | — |
| AC Installation | $150–$20,000 | — |
| AC Replacement | $2,100–$16,000 | — |
| HVAC Maintenance | $15–$800 | — |
| HVAC Repair | $75–$3,500 | — |
| HVAC Service | $70–$14,100 | — |
| Emergency HVAC | $150–$3,500 | — |
| Commercial HVAC | $2–$80,000 | — |
Prices reflect humid subtropical metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.
Frequently Asked Questions
Among 4 HVAC contractors serving Union, the top-rated providers average 4.9★ across 347 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.