John Staler

John Staler has extensive experience in the legal and strategic aspects of mergers and acquisitions, with a current role as VP Portfolio Optimization, Strategy & Business Development at Marathon Petroleum Corporation, where responsibilities include managing M&A and special projects, strategic integration planning, and legal negotiations. Prior roles at Marathon Petroleum include Senior Counsel, Tax Director, and Senior Attorney, contributing to high-profile corporate transactions and legal guidance on tax matters. Earlier experience includes serving as Tax and Corporate Attorney at Shumaker, Loop & Kendrick, LLP, and Tax Consulting Manager at Ernst & Young LLP. John Staler holds a Juris Doctorate from The University of Toledo College of Law and a Bachelor of Arts from The University of Toledo.