John Zimmer is a accomplished finance executive with more than 25 years of experience in manufacturing, automotive, and public company environments. He served as Executive Vice President and Chief Financial Officer of Core Molding Technologies Inc., a leading manufacturer of sheet molding compound and custom-molded fiber-reinforced plastic products, from 2015 until his departure in 2023. In this pivotal role, Zimmer oversaw all financial operations, including accounting, treasury, tax strategy, financial planning and analysis, risk management, and investor relations, guiding the company through economic cycles, supply chain disruptions, and strategic expansions. Prior to his promotion to EVP and CFO, Zimmer joined Core Molding Technologies in 2007 as Vice President of Finance, where he quickly demonstrated expertise in improving financial controls and reporting processes for a NYSE-listed entity. His earlier career included senior finance roles at prominent manufacturing firms, such as Director of Finance at a Tier 1 automotive supplier, and he began his professional journey as a certified public accountant at a Big Four firm, honing skills in auditing, mergers and acquisitions, and regulatory compliance. Under Zimmer's leadership, Core Molding Technologies achieved significant milestones, including debt refinancing that reduced interest expenses by over 30%, implementation of ERP systems that streamlined operations and cut costs, and navigation of the COVID-19 pandemic with maintained liquidity and positive cash flow. His strategic foresight supported revenue growth from $150 million to nearly $200 million annually and fostered strong relationships with institutional investors, leaving a legacy of financial stability and operational excellence.