Sep 8, 2026
How Much Does HVAC Replacement Cost? (2026 Cost Guide)
Reading Time About 16 Min
Responding in Same-day
Commercial HVAC
CJH Mechanical Inc
VerifiedEstablished · 26 yrs
5.0(5 reviews)•Commercial•Serving Dayton, OH
EPAFully LicensedLicensed And InsuredLicensed, Bonded, And InsuredNATENCILicense #24122
Commercial HVAC company providing installation, repair, maintenance, and preventative services for heating, ventilation, and air conditioning systems.
CJH Mechanical Inc is a commercial HVAC contractor based in Dayton, OH. Services listed include commercial refrigeration repair and commercial heating repair. 26 years in business, emergency service available and licence #24122.
26
Years in Business
Yes
Emergency Service
Dayton, OH
Service Area
Services Offered
Installing and Replacing HVAC Equipment
Repairing Unexpected System Breakdowns
Providing Maintenance and Preventative Services
Commercial Refrigeration RepairCommercial Heating RepairCommercial HVAC System Evaluation
Commercial HVAC Repair Company ConsultationSpecial Offers
Offer
coupon at the time of scheduling
Customer Sentiment Summary
Strengths
- Carries a near-perfect 5.0-star average across 5 published reviews.
- Rated independently on Google, Angi and HomeAdvisor, so the score isn't resting on a single platform.
- 26 years trading in the local HVAC market.
Areas to Watch
- Arrival punctuality is mostly positive but not unanimous: 2 of the 5 reviews analysed raised it, and a minority had problems.
Reviews from Best HVAC visitors
No Best HVAC reviews yet
Been a customer of CJH Mechanical Inc? Be the first to rate them.
Get Your HVAC Business Listed
Want to put your heating and cooling company in front of local homeowners and businesses actively searching for reliable HVAC services? Claim your spot and connect with high-intent customers in your area.
Get Featured
Blog / News
View all articles HVAC Tips, Guides & Industry News
Sep 7, 2026
Why Does My Thermostat Screen Go Blank?
Reading Time About 6 Min
Sep 6, 2026
How to Clean AC Condenser Coils Safely
Reading Time About 7 Min
Sep 3, 2026
AC Blowing Warm Air? Common Causes and Fixes
Reading Time About 6 Min
FAQ
Contact Our TeamFrequently Asked Questions
Have another question? Our team is here to help.
CJH Mechanical Inc lists commercial refrigeration repair and commercial heating repair. Contact them to confirm they handle your specific job.
CJH Mechanical Inc is based in Dayton, OH.
Yes, CJH Mechanical Inc lists emergency service. Call them directly for urgent heating or cooling repairs.
CJH Mechanical Inc lists licence number 24122. You can confirm it is current with the Ohio contractor licensing board.
Use the call button, website link or contact details on this page to reach the company directly.
Get in touch and we will keep your listing details accurate and add photos.