Services

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Diesel & Truck Engine and Transmission Repair & Service

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Equipment Maintenance and Repair

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Equipment and Engine Testing Facilities

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Preventative Maintenance & Equipment Repair

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Power Units

Still have questions? We have answers! Call us M-F from 8am to 5pm at (800) 955-3321 or use the button on the right to send an email.

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ABOUT UNITED HOLDINGS

United Holdings LLC is a collective of some of the most established and trusted companies supporting the oil and gas services, power generation and transportation industries. United Holdings has operated as a subsidiary of Kirby Corporation since April 2011. Learn More

CONTACT

United Holdings
5555 West Reno
Oklahoma City, OK 73127

(800) 955-3321

OUR BRANDS

United Engines
UE Manufacturing
Thermo King

Kirby Corporation Stock

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Services

Diesel & Truck Engine and Transmission Repair & Service

Equipment Maintenance and Repair

Generator Service

Equipment Training

Equipment and Engine Testing Facilities

Field Service

Preventative Maintenance & Equipment Repair

Remanufacturing Services

Temperature Control

Power Units