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Ultimate Service Associates, North American Site Services Join Forces

Tulsa, OK – Ultimate Service Associates LLC (USA) of Tulsa, OK and North American Site Services LLC (NASS) of Irving, TX announce that the two premiere providers of service and support to the critical power generation industry will merge September 1, 2016.

The new organization, Ultimate Service Associates, a North American Site Services Company, provides planned maintenance and related analytic and support services to industrial generator and power systems operators throughout the U.S., Canada, and parts of Latin America.

The new organization, like its predecessors, will support the backup power needs of telecommunication, financial services and insurance companies, health care providers, retailers, distribution centers, data base systems operators and federal, state and local government operations.

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Ultimate Service Associates Responds to Flooding in Louisiana


Ultimate Service Associates’ network of service providers are working hard to help our customers with generator repairs following the catastrophic flooding in Louisiana. We stand by our customers as they recover from this devastating flood, and are here to provide them what they need to keep the lights on and recover from this natural disaster.

Congratulations to Our Star Employee Dominic Bucher-Jones

Dominic always offers a helping hand when he has time available. Along with completing his own duties, he has been a go-to for multiple teams when extra help has been needed to finish any work.  He completes tasks quickly and precisely, always looking for more to do when he is done. He always has a pleasant attitude and is a wonderful person to have on our team at Ultimate Service Associates.


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.


Predicting Generator Failure Issues by Remote Monitoring

This Information Sheet discusses the latest remote monitoring technology for predicting generator systems issues.

Learn More


Are You Interested in Nationwide Generator Service?

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Already Working With Ultimate Service Associates?

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Copyright © 2016 Ultimate Service Associates
All rights reserved.


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