Is this email not displaying correctly? View it in your browser.
Who is USA Single Source Nationwide Testimonials News News News

Nationwide Generator Service.

Ultimate Service Associates is a management services provider solely focused on maintaining networks of generator systems.

For managers of facilities and businesses that utilize a nationwide network of generators, USA is the missing piece of the puzzle. Our Single Source Service Management Program frees up our client’s valuable resources and time, placing generator service in the hands of a team completely focused on generator service across the United States, and creating greater efficiencies with lower costs.

Learn More

Is Your Generator Prepared for Severe Weather?

Winter is gone and we now welcome spring, but with spring comes severe weather and power outages.

Like any other equipment, your network of generators needs periodic maintenance to keep it in top condition and ready to operate when the lights go out. Ensure you're prepared for the next power failure with a Master Service Agreement from Ultimate Service Associates.

Learn More

Healthcare Industry and the Risk of Power Outages.

The need for generators in the healthcare market is undeniable and of the upmost importance. Hospitals and medical facilities are a community's life support system and a system in which we cannot afford a power outage. When the power is out, a hospital or medical facility must use a backup generator to ensure that everything stays up and running. Here at USA we work to keep those generators in top condition and ready to work when the lights go out.

Learn More


Contact Us.


Ultimate Service Associates
5514 South Lewis Ave. 
Tulsa, OK 74105 
Phone: (918) 836-8701 
Fax: (918) 835-2748 
contact@usa-svc.com



Mission Statement.

Ultimate Service Associates' mission is to provide quality generator system service as a single point of contact nationwide.

We Are the Ultimate Service.

We are the "Ultimate Service" when it comes to Single Source Nationwide Generator Service and Maintenance, our name says it all.


Generator Single and Three Phase Formulas.

This information sheet discusses the basics of electrical generation, the difference between single and three-phase, when to apply, and key formulas.

Learn More

Copyright © 2021 Ultimate Service Associates
All rights reserved.


5514 South Lewis Ave.
Tulsa, OK 74105
918.836.8701 (Phone)
918.835.2748 (Fax)