Great service. My AC is working great.
Lauren T.Comfort you can count on. Service you can trust.
HVAC/R repair, maintenance, and installation for homes and businesses across North Jersey. Heat, AC, ventilation, and refrigeration handled by a licensed, insured, EPA-certified team.
- 24/7 emergency line
- Licensed & insured
- EPA certified
- Residential & commercial
Built around the systems that keep buildings open, comfortable, and code-ready.
Randolph Mechanical supports residential and commercial HVAC/R equipment with a service model designed for urgent calls, planned maintenance, and system upgrades.
Cooling Services
AC repair, replacement, maintenance, and system upgrades for residential and commercial properties.
Heating Services
Heating repair, boiler work, furnace service, radiant heat, and emergency no-heat support.
Ventilation Services
Fresh air, exhaust, sealing, and airflow improvements for homes, businesses, and commercial spaces.
Refrigeration Services
Commercial refrigeration repair and service for coolers, ice machines, and split refrigeration systems.
Any day. Any time. One number for HVAC/R service.
For no heat, no cooling, refrigeration failures, and urgent commercial equipment issues, calling is the fastest path to service.
Real service. Real people.
Randolph Mechanical does not subcontract or cut corners. The focus is simple: show up fast, work clean, and fix it right the first time.
- 24/7 emergency HVAC service
- Residential and commercial equipment
- Heating, cooling, refrigeration, and ventilation
- Licensed, insured, and EPA-certified
- Fast, honest quotes with no hidden fees
Real equipment. Real service environments.
The redesign uses Randolph Mechanical project photos as proof, not decorative stock imagery. That matters for both trust and Google Ads visitors who need to know they found a capable HVAC/R contractor.



Request service at your location.
Send your contact information, service address, and issue. Randolph Mechanical will call back to confirm the next step or schedule an in-person quote.
Start with the issue, town, and best contact number.
Diagnosis, repair visit, estimate, replacement recommendation, or maintenance plan.
Technicians treat your home or business with clean, respectful workmanship.
Excellent service, fast response, clean work.
Based on public customer feedback from the existing Randolph Mechanical site.
Quick response to an emergency heating call.
Theodore T.A cooler problem was fixed within the hour.
Commercial customer