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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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Fire Protection Services.

Fire Safety is integral for business owners. A fire can spark in an instant and spread within seconds. Businesses investing in fire protection systems realize significant benefits when the systems perform as expected. These systems reduce damage to the building, expensive equipment, documents, and inventory. Fire suppression systems, smoke detectors, and sprinkler systems are all types of fire protection systems that help with fire detection and protecting building occupants and equipment.

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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.


Catalytic Converters & Aftertreatment of Exhaust for Engine Driven Generators.

This information discusses how catalytic converters are used to clean up emissions, the difference between converters for diesel and spark ignition engines used as prime movers on generator systems, and the reduction of particulates using diesel particulate filters.

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All rights reserved.


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