Johnson Heating and Cooling
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Claim This BusinessAbout Johnson Heating and Cooling
Johnson Heating and Cooling maintains a solid 4.7-star average across 91 customer reviews in Wentzville, Missouri. This locally operated HVAC contractor handles heating and cooling system needs for homeowners throughout the greater Wentzville area, providing both emergency repairs and scheduled installations. The company operates standard weekday hours Monday through Friday from 8 AM to 5 PM, closing on weekends.
Reviewers frequently recognize the company for delivering same-day service during urgent breakdowns, a capability that has earned repeat business from satisfied customers. Multiple customers specifically praised the technician Shaun for arriving quickly, providing transparent estimates, and completing full installations within a single day. Positive feedback also highlights the team's straightforward communication style and willingness to explain repair options before proceeding with work.
Specific customer scenarios from reviews include rapid same-day furnace installation after a breakdown, water heater replacement completed the next business day at reasonable cost with parts warranty, and system replacements where the team finished the entire job in one day while maintaining clear communication throughout the process.
What Customers Say
Three of six reviewers specifically mention same-day or next-day service, with two highlighting that Shaun arrived within hours of their call. Negative reviews center on unresolved service disputes rather than pricing or scheduling issues.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| ThursdayToday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
Services
Emergency HVAC Repair
Same-day response for heating and cooling system breakdowns, with technicians arriving within hours of the initial call.
Furnace Installation & Replacement
Full furnace replacement services including new system selection, removal of old equipment, and same-day completes.
AC Repair & Maintenance
Air conditioning repair, seasonal maintenance packages, and diagnostic services to identify cooling system issues.
Water Heater Services
Water heater inspection, replacement, and installation with next-business-day turnaround and warranty coverage on parts and labor.
System Diagnostics & Estimates
Transparent diagnostic services with upfront pricing and straightforward communication about repair options before work begins.