On Time HVAC
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On Time HVAC operates from 425 Park Ave in Midtown Manhattan, serving all five NYC boroughs including the Upper East Side and surrounding neighborhoods. The contractor holds full New York State licensing and maintains insurance coverage for both residential and commercial projects. With a perfect 5.0-star rating across 14 verified customer reviews, the team has completed approximately 3,000 service calls throughout the city. Their certified technicians maintain factory training across multiple equipment categories, specializing in mini-split ductless systems, variable refrigerant flow configurations, and commercial refrigeration equipment.
The company distinguishes itself through around-the-clock availability and specialized expertise in variable refrigerant flow systems designed for large commercial buildings and multi-unit residential properties. Unlike standard HVAC contractors, they offer comprehensive PTAC unit installation and service for hotels, apartment complexes, and commercial sites throughout Manhattan. Their service menu extends beyond conventional heating and cooling to include multi-zone independent temperature control systems ideal for NYC apartments where individual room climate management matters. The contractor maintains 24/7 emergency response capability across all boroughs, ensuring same-day service for critical heating and cooling failures.
Customer reviews consistently highlight Roy as a technician who arrives same-day during heating emergencies and completes repairs within hours. One reviewer described a scenario where their heat failed completely, and On Time HVAC dispatched a technician the same day to restore functionality. Another client noted Roy provided honest quotes with realistic timing while performing a clean and efficient AC installation. A third reviewer mentioned using this contractor multiple times across different properties, receiving professional work each visit. The reviews emphasize responsive same-day service and professional craftsmanship rather than generic customer satisfaction language.
What Customers Say
Eight reviewers collectively award five stars, with three specifically naming Roy as the technician who handled their job. Multiple reviewers describe same-day response during heating emergencies, with one noting arrival within hours of the service call. Four reviews mention honest pricing and professional installation work.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| FridayToday | Open 24 hours |
| Saturday | Open 24 hours |
Services
Mini-Split Ductless Systems
Installation, repair, and maintenance of ductless mini-split AC systems for NYC homes and offices, providing independent room-by-room temperature control.
VRF / VRV Systems
Variable refrigerant flow systems for large commercial buildings and multi-unit residential properties requiring sophisticated climate management.
Multi-Zone AC Systems
Independent temperature control for each room, ideal for NYC apartments and commercial spaces needing customized heating and cooling.
Central Air Conditioning
Central AC installation, tune-up, and repair for residential and commercial buildings across all five NYC boroughs.
PTAC Units
PTAC and wall unit installation and service for hotels, apartments, and commercial sites throughout Manhattan.
Heating Systems
Boiler and furnace service covering installation, repair, and maintenance for residential and commercial heating needs.
Commercial Refrigeration
Specialized refrigeration equipment service for commercial properties requiring cold storage and climate-controlled environments.