918-551-7659

Our Clients

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John Zink

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Columbian Chemicals

Eng. Tech. Inst

Central Plains Cement

Natural Gas

Williams Welding

Service & Manufacturing Corp.

Service & Technology Corp.

HNNG

LaFarge North America

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Syntroleum Corp.

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Covanta Energy

Chemtrade Logistics

Furmanite & Sunoco Refinery

CCC Group

Emerging Fuels Tec.

Buzzi Unicem USA

Holly Group

Wynnewood Refining Co.

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3989 N. Osage Drive
Tulsa, Oklahoma 74127

Main: (918) 551-7659
Fax: (918) 561-6027

Copyright 2016 Ⓒ United Contracting Services, Inc.
Certification: Section VIII, B31.1,& B31.3  OK. Lic. #77775