u. s. Great Lakes Region

Welcome to the IISE U.S. Great Lakes Region Web page

If you are one of the more than 1,200 IISE members anywhere in the states of Kentucky, Indiana, Ohio, or Michigan, then you are in the right place. Our vision is to use this site as a clearinghouse for the IE-related information and opportunities throughout the region, especially to reach out to our many members who are outside of the service area of our professional chapters. Help us make this site a value-added benefit for our region's members.

Regional Vice President - Greg Zerr

Greg Zerr Greg Zerr, CAP, PMP .Greg Zerr leads the Data Analytics & Strategy (DAS) Team at Marathon Petroleum. The DAS team focuses on making hard decisions easier; developing strategic and competitive advantages in how Marathon Petroleum moves, markets, prices and sells its products. In addition to his work at Marathon, Greg also serves as a Marine Corps Reservist assigned as the Operations Officer for the Joint Reserve Force at the Defense Logistics Agency- Land & Maritime.

He graduated with merit from the Naval Academy with a B.S. in Economics and was commissioned as a Second Lieutenant in the Marine Corps. During his time on Active Duty as a Marine Corps Officer, Greg served in a variety of leadership positions across the country and overseas. Following multiple assignments in operational units, the Marine Corps sent Greg to the Naval Postgraduate School in Monterey, California and he graduated with an M.S. in Operations Research. While at NPS, he earned the Military Operations Research Society’s Tisdale Prize for outstanding research.

Greg was sent to Headquarters Marine Corps Expeditionary Energy Office (E2O) as the Lead Operations Research Analyst and Analysis Branch Head. While at E2O, Greg was responsible for energy supportability analysis of resource allocation, future, and operational concepts across the Marine Corps. Following this assignment Greg was selected to develop a special analytics organization for the Commandant of the Marine Corps. He served as the Chief Analyst leading special projects at the Marine Corps Directorate of Analytics & Performance Optimization (MCDAPO). While at MCDAPO, Greg led and developed numerous studies and analysis in support of resourcing decisions for the Commandant of the Marine Corps and various other principal staff officers and commands. During this time, Major Zerr was nominated and selected to serve as the active-duty representative and analytics lead on the U.S. President’s Roadmap to Empower Veterans and End the National Tragedy of Suicide (PREVENTS) task force. Aside from his continued service in the Marine Corps Reserves, Greg volunteers in a wide range of capacities in both his community and professional societies. In particular, he enjoys serving as a youth cross-country coach for K-8th Grade and officiating USA swimming events.

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Chapter management


U.S. Great Lakes Region

Indiana, Kentucky, Michigan, and Ohio

This region includes four professional chapters:

  • Ohio -  Professional Chapter #1
  • Dayton Professional Chapter
  • Michigan Professional Chapter
  • Louisville Professional Chapter

There are IISE student chapters at 12 colleges and universities in the region:

  • Ohio State University 
  • Ohio University 
  • Purdue University - West Lafayette 
  • University of Cincinnati 
  • University of Dayton 
  • University of Louisville 
  • University of Michigan - Ann Arbor
  • University of Michigan - Dearborn 
  • Wayne State University 
  • Western Michigan University
  • Wright State University
  • Youngstown State University