Over the past 50+ years, the conference has been organized by various professional societies including ASME, SAE, and AIAA. In 2015, the International Conference on Environmental Systems, Inc was formed as a non-profit corporation in the state of Connecticut, TIN # 47-3124379, and is recognized by the Internal Revenue Code as a 501(c)(3) tax-exempt organization, with Public Charity Status 509(a)(2). All contributions to the International Conference on Environmental Systems Inc, are deductible according to section 170 of the IRS code.

The International Conference on Environmental Systems, Inc. corporate structure consists of a Steering Committee, which serve as the members, and a Board of Directors, elected by the members, which has the overall financial responsibility for the corporation.