About Us


United Contracting Services, Inc. consists of a management team, which combined have over 100 years of hands on experience in Petro, Refinery, Chemical and Mining facilities. Our company culture encourages an evolving process, constantly striving for improvements in all areas, are Fundamental to our Success. UCS specializes in Mechanical, Fabrication and Installation of structure steel and piping for any application, our welder’s are certified (B31.1 and B31.3). OK State licensed (77775) to do mechanical work in all facilities. We also do civil and are starting an insulation crew to entirely satisfy our clients’ needs. We are insured and also have a safety conscious group of people. This group worked in Syntroleum Corp. for almost 4 years and never had a recordable. UCS specializes in Electrical, Instruments and Controls, in commercial applications. Licensed in the state of OK, this team has worked together for more than years, and all are licensed thru the state. Safety conscious, our technicians work head to head with our electrical dept. Our safety program includes drug screening, training in safety skills per trade, CPR, 10 hr training and first aid, in some cases OSHA 10 hr classes. Because safety considerations are a must in the construction industry, this program is the most important part of our services.


UCS Quality as with safety is an individual and collective responsibility. We target zero defects in standconstruction by setting the goal of “Do It Right The First Time”. With an established quality control program, each project has different needs, there for each project is viewed individually and is planned accordingly.

UCS is a small business in Tulsa, OK that has proven within the industry that our reputation stands for excellence, and that our clients CAN TRUST US. UCS will gladly review your projects, provide pricing estimates, schedules with manpower loading and track all phases of the project from conception to documentation close out.

The UCS team looks forward to new challenges and to having the opportunity to work with new clients as well as clients that have been established with UCS for many years.
UCS now counts with a manufacturing facility to better serve our customers needs.


We specialize in mechanical, fabrication, and installation of structural steel and piping for any applications. Our welders are certified, licensed, and bonded by the State of Oklahoma to do mechanical field work in all facilities. We use two daily shifts (am/pm) seven days a week at our main location. Our facility is well equipped to handle your needs. We also have staffing.


The team at UCS are skilled in electrical, controls and instruments, and outages in commercial/industrial applications. Our team is fully licensed in State if Oklahoma with all licences available on site.


Section VIII, B31.1 & B31.3

Our Certificate Stamps:

NB & R
ASME – S and U

OK License:


Press Release:

UCS ASME Section VIII Vessels information 021219



5114 W. 46th St. S.
Tulsa, Oklahoma 74107

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

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