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About Chase Nitrogen Services

Mark Cieslar
VP General Manager

Mr. Cieslar is the founder of Chase Nitrogen Services, and he has 20 years prior experience in the packaged and cryogenic gas industry.  He gained extensive expertise in nitrogen services working directly with engineers and managers at refining, petrochemical and pipeline customers to provide their service requirements through partner/subcontractor providers.  Mr. Cieslar has a BS, Chemistry degree from the University of Illinois and an MBA from Indiana University.

Chase Nitrogen Services was founded in 2014 as a Texas LLC., and a subsidiary of Cee Kay Supply, based out of St. Louis, Mo.  In 2019 we became a part of Invacor, an integrated midstream services group. 

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Invacor's other services include pipeline services, flaring, and ILI tools.  Our integrated model gives us the capability to provide highly coordinated services to  midstream projects, although each service is also offered independently, 
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