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Your Single Source Generator Service Provider.

We are you "Single Source" partner for your national fleet of power generation assets. At Ultimate Service Associates we understand that your time is important and to best utilize that time you need a provider that understands your Generator fleet. We will be your advocate in all areas of generator maintenance, costs, and reporting.

  • A single point of contact for all generators nationwide
  • Expert generator knowledge
  • 365 days a year, 7 days a week, and 24 hour a day personal service
  • Unparalleled communication with our clients
  • Timely and personalized scheduling
  • Detailed reporting before, during, and after the service
  • Standardized and managed pricing
  • Billing management and service that is dedicated to our clients complete generator system management

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Gen+Check Remote Monitoring.

When the utility power is lost to a building or facility, frequently the building/facility monitoring system is rendered inoperable. In this case the building/facility maintenance manager is literally in the dark as to the status of the power supply, both utility and standby.

Ultimate Service Associates offer its remote monitoring system, Gen+Check, as a complete solution for all your remote monitoring needs.

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Nationwide Generator Service.

Ultimate Service Associates (USA) is the nation's premier generator set maintenance and repair management organization. Since the company began, we have maintained a very high client retention. Many of our current clients are Fortune 500 companies and chose USA over all of the other available options.

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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.


Hydrotreated Vegetable Oil (HVO) Fuel For Diesel Generator Systems

This information sheet explains what HVO is and discusses its advantages, how it can be applied to existing and new diesel generator systems, and how carbon emissions can be greatly reduced, as we move towards the application of zero carbon emission technology.

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All rights reserved.


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