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Who is USA Single Source Nationwide Testimonials News

Winter Storm Preparedness


Is your company prepared for the power outages that a winter storm can bring? Servicing your generator is the number one step you can take to protect from the power loss caused by snow and ice. A Master Service Agreement with USA will ensure that your generator continues to perform when the blizzard hits. Contact us today and learn more about how USA can keep your generator network in top shape.

USA's Star Employee Award Winners


December Star Employee: Jessica Swain; January Star Employee: Ashley Higgins.

Last month, Ultimate Service Associates’ began a Star Employee Award program designed to recognize our staff’s hard work and dedication to quality performance. Each recipient of the Star Employee Award will hold the honor for one month then pass it to another deserving employee of their choice.

Thank you Jessica and Ashley for being such exemplary employees. We are very grateful to have you as part of the Ultimate Service Associates’ team!

What Can USA Do For Your Business?


USA's Single Source Service Management Program frees up our client's valuable resources and time, places generator service in the hands of a team completely focused on generator service across the United States, and creates greater efficiencies with lower costs.

In addition to telecommunications and healthcare facilities, we provide generator services for major distribution centers of nationwide companies.

Contact Us


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

Recommended Lubrication Oils for Diesel Generator Set Systems Using EGR and DPF Technology

This Information Sheet discusses the recommended lubrication oils for diesels used in generator set systems and why it is important to use the correct oil as specified by the engine manufacturer with the introduction of new emission technology.

Click Here to Learn More

Check Out Our Facebook Page!

Like us on Facebook and stay connected with the latest news and offerings at Ultimate Service Associates. Have a question about our services, industry trends or power outages? Post them to our Facebook page. We want to hear from you!

Click Here to Like Us

Copyright © 2015 Ultimate Service Associates
All rights reserved.


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