CompSource Mutual Leadership Team

Our leaders bring a passion for people to their roles – people are our business. We are change-makers focused on protecting Oklahoma’s most valuable asset – its people.

Steve Hardin

Acting President

Steve Hardin is the Chief Financial Officer (CFO) for CompSource Mutual Insurance Company where he oversees financial reporting, insurance accounting, investment accounting and internal control. Steve is actively involved in CompSource’s strategic planning from a financial perspective and was instrumental in transitioning the organization into a mutual insurance company. During his time at CompSource, Steve has served as internal auditor and Vice President of Insurance Operations. He is a certified public accountant (CPA) and has worked in the savings and loan and insurance industries for most of his career.

He is a graduate of Oklahoma State University where he received a Bachelor of Science degree in business administration with a major in accounting. He is a former member of the Oklahoma Society of CPAs, the American Institute of CPAs and was a certified financial examiner.

Mark Gruber

Senior Vice President of Operations

Mark Gruber is the Senior Vice President of Operations at CompSource Mutual Insurance Company. He has more than 20 years of workers’ compensation industry experience and has held leadership positions at several national insurance organizations prior to joining CompSource, including AIG Private Client Group Operations at American International Group, First Comp Insurance Company and Great American Insurance Companies. Mark has a proven track record of success in developing highly effective teams, increasing revenue, creating strong business relationships and leading companies through times of growth and change. He is a graduate of the University of North Dakota where he received a bachelor’s degree in business administration.

Mike Potter

Chief Information Officer & Vice President of Strategic Alignment

Mike is the CIO and VP of Strategic Alignment for CompSource Mutual Insurance Company. He has held this role since June 2016. Mike brings over 30 years of experience in information technology and leadership to CompSource Mutual. Mike joined CompSource Mutual from the energy industry where he held both technology and leadership roles with EDS, Halliburton, Deloitte, and Devon Energy. Mike earned a Bachelor of Science degree in Computer Science from the University of Houston in 1984. Mike served as the 2018 IT Committee Chairperson for the American Association of State Compensation Insurance Funds (AASCIF).

Jonathan Wilcox

Chief Investment Officer, CFA

Jonathan Wilcox, CFA, serves as our Chief Investment Officer, guiding our investment strategy and maintaining diversified growth of our financial reserves. Jonathan earned his undergraduate degree from Minnesota State University, Mankato and a Master’s in Business Administration from the University of Chicago Booth School of Business focusing on Finance and Accounting. He is also a CFA Charterholder. With 15-years of experience in the financial markets, Jonathan previously worked at Eagle Strategies, the financial arm of New York Life and managed $3.5 billion in assets during his tenure at Cambridge Associates. Prior to that experience, Jonathan served as Vice President at Citigroup Derivatives where he managed Citi’s largest equity derivatives trading pit on the Chicago Board Options Exchange.

Drew Mildren

General Counsel

Drew joined CompSource Mutual in 2018 and serves as General Counsel, bringing with him a distinguished legal career, both in private practice and as in-house counsel. Prior to joining CompSource, Drew served as General Counsel for a residential mortgage lender licensed in over 20 states and headquartered in Oklahoma City. He began his legal career in private practice at Phillips Murrah P.C. and remains of counsel with the firm. Drew is listed in Best Lawyers as well as Super Lawyers, and his accomplishments earned him the Journal Record Leadership in Law Award as well as inclusion in Achievers under 40. Drew earned his undergraduate degree from Centre College (Kentucky) and Juris Doctorate from the University of Oklahoma College of Law.

Chad Zenner

Vice President of Marketing and Public Relations

He has spent the majority of his career in insurance leading marketing and digital initiatives for a variety of carriers, both startup and global. Before joining CompSource, Chad served as the Vice President of Marketing for GuideOne Insurance in West Des Moines, IA, where he led the organization through a major brand transformation. Before GuideOne, Chad served as Vice President of Marketing for AssureStart, a direct-to-consumer carrier providing BOP insurance to small businesses online. Additionally, Chad served as Director of Digital Marketing for Principal Financial Group and Senior Vice President of Digital Marketing at Marsh U.S. Consumer in Des Moines.

He is a graduate of Drake University, where he received a bachelor’s degree in marketing.

David Marioni

Assistant Vice President of Claims

David is responsible for driving Claims Department initiatives, strategies, and customer experience. He brings 31 years of claims experience in multiple jurisdictions to his role at CompSource Mutual, including oversight of national programs such as Walmart, State Farm, and QBE. David attended California State University of Sacramento with a focus on Communications.

Brent Toups

Assistant Vice President of Underwriting

Brent has more than 20 years of experience in the workers’ compensation industry. Previously, he served as Vice President of Policyholder Services for Louisiana Workers Compensation Corporation. Throughout his career, Brent has held leadership roles in underwriting, premium audit, marketing, loss control, and operations. He earned a Bachelor of Science in Accounting and a Master of Business Administration from Nicholls State University.

Henry Gituma

Director of Risk & Actuarial Services

Henry oversees actuarial function, enterprise risk management, reinsurance, capital modeling, and statistical reporting. At CompSource Mutual, he has served as staff accountant, analyst, and actuarial and modeling manager. Henry is a member of the American Association of State Compensation Insurance Funds (AASCIF) ERM Committee.

Henry graduated with honors from the University of Central Oklahoma with a Bachelor of Science in Actuarial Science and a minor in Business. He is a certified public accountant (CPA) and a member of the Oklahoma Society of CPAs and the American Institute of CPAs.

Crystal Miller

Director of Human Resources

Throughout Crystal’s 20-plus-year career, she has focused on leading organizational development and strategic human resources initiatives. She earned a Bachelor of Science in Health Care Administration from Southwestern Oklahoma State University and a Bachelor of Business Administration in Human Resource Management from the University of Central Oklahoma.

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