About

On Site Energy®  - Power & Temperature Control Rental Equipment: chiller rentals, air conditioner rentals, generator rentals, heater rentals, air handler rentals, dehumidifier rentals, light tower rentals, load bank rentals, load bank testing, movie production generators and more. We carry all the accessories and distribution that complement our rental equipment and we also sell Air Handlers and 150 kW Electric Heaters.

Whether it's an emergency or planned shut-down, we are available 24/7 from any of our three branch locations serving tri-state New York, New Jersey, Connecticut and New England and our Austin, IN branch serving the Midwest USA. We have been providing power, heat and cooling rental equipment to a variety of industries for the over twenty-five years. From natural disasters to equipment failures, planned shutdowns and sudden power outages, On Site Energy® is your solution rental provider.

On Site Energy®, the Northeast’s leader in the rental of power and temperature control equipment is a total solution driven, regionally networked infrastructure of rental power, cooling, and heating equipment. OSEC has been the most comprehensive portable energy solution company in the Northeast, since its inception in 1984. OSEC’s experts help customers in all industrial, commercial and event related sectors meet their goals and reduce their exposure. On Site Energy® products and services keep their customers’ businesses on track.