About Integrated Service Company

Integrated Service Company, LLC, is a trusted leading company in the Refining and Petrochemical industry, and we deliver efficiency and quality in all of our services: Field Services, Construction & Turnaround Services, Manufacturing Services, Tank Services, Tank Inspection Services, and Heater Services.

We hire only the most qualified professionals, and we work with suppliers worldwide to ensure our products are superior, so you can be sure the job will be completed quickly and the work will be top-quality. Our processes are safety-oriented, environmentally sound, and cost-effective. Best of all, we can be on the road in mere hours with the high-quality supplies and skilled professionals to fix any on-site problem.

Check out our services or contact us now if you have a problem that needs fixing.

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Interested in Working for InServ?

When units fail, pipes burst, or tanks spring a leak, our clients look to InServ and our teams of skilled professionals to hit the ground running and fix the problem with speed and efficiency. InServ is always recruiting skilled professionals in the following areas:

  • Boilermakers
  • Fitters
  • Welders
  • Helpers
  • Hole/Fire Watch

Our network of job sites spans the country, so you could have job opportunities near you now or in the future regardless of where you live. Working with InServ can also be a great opportunity to travel the country and work with a variety of companies.

If you share our passion for efficiency, quality, and safety, we want you on our team. If you have questions, call 918-879-2660 (InServ) or 918-437-4400 (CTS).

apply now
hard hat welding

Some of Our Clients:

Cenex Harvest States
Coffeyville Resources
Flint Hills Resources
Holly Frontier
Lion Oil
Phillips 66

InServ News

Inserv is always looking for ways to give back to the community! 🤝

Flooding, tornadoes & canceled blood drives have severely impacted Oklahoma Blood Institues’ supply of life saving blood!

Inserv employees were blessed to be donors today to help rebuild their inventory! ❤️💉⛑

#oklahomabloodinstitute #obi #communitysupport #operationgiveback #lifesavers #donors #savealife #summervibes #savinglives #turnaroundmasters #communityserving
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Our commitment to safety is a total effort of training, attitude, awareness, rank and field, and involvement. At InServ the safety and health of our employees is given the highest priority. The success of our Safety Program is dependent upon our client’s commitment to maintain a safe work environment. We encourage our client’s involvement and participation in all aspects of our quest to maintain the highest safety standards attainable. 🏆🎖

Let's show some love to our wonderful Safety Inspectors and Safety Managers today!🤝

Remember to stay hydrated 💦 as the weather heats up and always remember that PPE 🥽!

#safetyrules #turnaroundlife #safetyfirst #turnaroundbosses #weowntheturnaroundspace #safetyalwayscomesfirst #homesafe #refineryspecialists #doitrightthefirsttime #speakupifyouseesomething #neverbeafraid #teamwork
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Stay safe tonight, Oklahoma! 🌪 ... See MoreSee Less

1 month ago

InServ - Integrated Service Company


InServ Field Services has a 24 hour emergency response team to cover the most extensive and demanding projects anywhere in the world. Our success is measured by our clients in the safe completion of work, increased quality and productivity and in providing cost-effective solutions to your greatest maintenance challenges. 🏆

Feel free to always stop by our Tulsa location to learn more!👋🏼

#refinerylife #inserv #integratedservices #weldlife #weldlikeapro #weldernation #weldingsmostwanted #petrochemical #maintenance #turnaroundlife #turnaround2019 #turnaroundseason #turnaroundmanagement
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Contact Info

Integrated Service Company
1900 N 161st East Ave
Tulsa, OK 74116

Integrated Service Company - Texas
1312-B Underwood Rd
La Porte, TX 77571

InServ - Utah
3760 West 2400 South Suite C
Salt Lake City, UT 84120

Construction & Turnaround Services
1900 N 161st E Ave, Suite B
Tulsa, OK 74116

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