Our Team


Mark Troutman
FSA, MAAA, CEBS, President

Mark spent twenty years at Lincoln National Corporation, and while there most recently as second vice president in charge of HMO, provider and carrier markets. Mark also headed the personal accident area of Lincoln Re, spent six years in capital management and financial reinsurance as a dealmaker, and spent ten years in various employee benefits division profit center roles involving life, medical, dental, disability, flexible benefits, employer stop loss and HMO/PPO products. He has been a Fellow of the Society of Actuaries since 1981. Mark is a graduate of the University of Michigan.


Steve Wolfer
 CPA, FLMI, Vice President, Chief Financial Officer

Steve joined Summit Re in June 2000 and handles the company's finances, premium administration, experience refund calculations and continuation-of-benefits reviews. In addition, his list of responsibilities includes employer stop loss operations. Steve spent twelve years as a senior manager with Ernst & Young, specializing in the audits of healthcare and nonprofit organizations. At Lincoln Re, he performed client audits and TPA appointment reviews and served as product manager for out-of-area indemnity products. Steve has a bachelor of business administration degree from the University of Cincinnati.


Brian Fehlhaber
FLMI, MHP, vice president, sales and marketing.

Brian has nearly thirty years of experience in the group health insurance business. For most of that time, he has specialized in health plan, carrier and provider excess reinsurance and has assisted health plans with their product development efforts. These efforts include helping health plans with TPA and employer stop loss strategies, insured PPO and national out-of-area product solutions, and ancillary lines development, all to help health plans compete against regional and national competitors. He holds a bachelor of business administration degree from the University of Wisconsin, Stevens Point, and is a licensed A&H and P&C insurance agent in forty-five states.


Greg Demars
FSA, MAAA, vice president, actuarial and underwriting.

Greg is responsible for pricing and underwriting the HMO and carrier reinsurance lines of business. Greg is a former HCC/Allianz senior executive with seventeen years of experience in health care actuarial, underwriting and operations. His previous position at HCC Life was executive vice president, where he was responsible for the Healthcare Risk Management and LifeTrac divisions. He has been a Fellow of the Society of Actuaries since 2003. Greg is a graduate of the University of Minnesota and is located in Minneapolis, MN.


Michael Holthaus
vice president, employer stop loss

Mike joined Summit Re in 2014 and is responsible for developing and managing employer stop loss relationships, along with other functions related to the stop loss product. He has over twenty-five years of experience in the health insurance industry, with most of those dedicated to employer stop loss coverage. Mike spent twenty-one years with Allianz/HCC Life and has a diversified background in claims, underwriting, sales, sales management and regional management. He holds a bachelor of business administration in finance from the University of Iowa and is located in Minneapolis, MN.


Deborah Hoffer
RN, ms, ccm, vice president, managed care

Debbie has enjoyed the nursing profession for over 30 years in a variety of roles. After spending the first eight years in clinical practice in the intensive care areas, she moved into the field of managed care. Debbie has worked with four different health plans covering commercial, Medicare, and Medicaid populations providing utilization, disease, and case management services. The focus of her current role is providing resources to clients to improve quality of care, manage catastrophic risk, and provide consultation on program development. Debbie is a member of the Case Management Society of America and the American Academy of Managed Care Nurse, and is a certified case manager. She speaks nationally on case management, motivational interviewing, clinical trials, and transitions of care. Debbie is a graduate of the University of Illinois and the University of Maryland.



Employer Stop Loss – Actuarial, Pricing, and Underwriting

Employer Stop Loss – Sales

Finance, Accounting, and Administration

Managed Care


Reinsurance and Provider Excess – Actuarial, Pricing, and Underwriting

Reinsurance and Provider Excess – Sales