About GM: Thomas S. Timko

Corporate Officers

Vice President, Controller & Chief Accounting Officer

Tom serves as Vice President, Controller & Chief Accounting Officer.  He is responsible for reporting financial results to the CEO, CFO and the Audit Committee of the Board, global leadership and oversight for external reporting, technical accounting matters, development of accounting policies, internal controls and the consolidations process. He also oversees the global shared services functions for inventory, fixed assets, payroll, accounts payable, billing and receivables.

Prior to joining GM, Tom was corporate vice president, chief accounting officer, and corporate controller at Applied Materials Inc., since March 2010. In this role, he led the financial due diligence and integration for a multibillion-dollar acquisition, developed the company’s consolidated strategic and annual operating plans, established shareholder and analyst guidance and streamlined internal systems and processes to leverage a shared services environment and improve stakeholder service. He also was responsible for all technical accounting policies and procedures, internal controls and external.
Tom previously was chief accounting officer and controller at Delphi Automotive, where he redefined and implemented a global controllership structure, improved the accuracy and timeliness of financial reporting and established world-class control processes. Prior to that he was assistant controller for Interpublic Group, where he was a key member of the turnaround team that successfully completed a five year financial restatement.  He was also the assistant controller at Dover Corporation, which he joined after 11 years at PricewaterhouseCoopers.  

Tom graduated from Fairleigh Dickinson University with a Bachelor of Science in Accounting in 1991.  Tom was also recognized as one of Treasury & Risk magazine’s "2010 100 Most Influential People in Finance" and one of Crain’s Detroit Business publication’s “40 Under 40, Class of 2007” as one of the top professionals achieving significant business success.

Revised: 07/13

Brian Thelen GM General Auditor & Chief Risk Officer