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Management Team

Joelle Hren, MBA
President, Chief Executive Officer
San Diego, CA

Tel: 858.509.6310

George Brooker, MBA
Vice President,
Chief Financial Officer
San Diego, CA

Tel: 858.509.6561

Mollie K. O’Brien, JD
Chief Legal Officer
Tel: 704.816.4538

Vice President of Risk & Quality
Tel: 919.455.3969

Kate Boucher, CPA, ARM, ACI
Vice President of Regulatory and Compliance 

Tel: 802.863.4400

Ann Wozny, AAI
Vice President of Business Development 
Tel: 402.578.3040
Carissa McKinney, MSA
Vice President of Underwriting
Tel: 402.578.3040
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As President of Premier Insurance Management Services, Inc (PIMS) and American Excess Insurance Exchange, RRG (AEIX) Joelle Hren draws on her leadership background in hospital risk financing, captive insurance, and medical professional liability to direct the core insurance businesses which focus on improving health care quality by providing access to superior cost-effective insurance protection, liability mitigation, and risk management solutions.

Joelle’s primary goal is to assist hospitals and health systems identify key industry issues and to create innovative solutions using meaningful data and benchmarks, to reduce the total cost of risk. Joelle has over 20 years of experience working with hospitals on alternative risk solutions, patient safety initiatives, quality collaboratives, and managing property and casualty exposures.

Joelle joined PIMS and AEIX in 1997 through Premier, Inc. Corporate Finance and has held multiple positions of increasing responsibility within the PIMS subsidiary prior to being named President of the PIMS and the AEIX in 2015.  Joelle holds a Bachelor of Science in Business Administration, Accounting from the University of Southern California (USC),  and earned her Master of Business Administration in Health Care from the University of California, Irvine.

George Brooker is the Chief Financial Officer of Premier Insurance Management Services, Inc. (PIMS), and American Excess Insurance Exchange, RRG (AEIX). George has been with PIMS and AEIX since 2014. George is responsible for all insurance financing, including accounting and financial reporting, investment strategy and management, actuarial, tax, information technology, and strategic financial planning.

George began his career at Coopers & Lybrand (a predecessor to PWC) and has held a variety of financial leadership positions throughout his career. George was the Chief Financial Officer of Evolution Fresh, Inc. and a Senior Vice President of Operations at Encore Capital Group, Inc. He brings a strong background in mergers and acquisitions, risk financing and is a forward-facing senior leader for PIMS and AEIX.

George holds a Bachelor of Science in Business Administration from San Diego State University and a Master of Business Administration from Duke University.

Mollie K. O’Brien, JD is Vice President, Claims & Litigation for Premier Insurance Management Services, Inc. (PIMS) and American Excess Insurance Exchange, RRG (AEIX).  Mollie is an attorney with 25 years of legal experience in health care professional liability.  Mollie began her professional career as a trial attorney defending health care providers in the Northeastern states.  After a decade, Mollie transitioned and advanced her professional focus to Risk and Claims management within the professional liability insurance market.  For 15 years she worked side-by-side with physician groups, large health systems and their panels of defense attorneys to successfully defend and manage professional liability claims.  As a senior leader of AEIX, Mollie emphasizes trust, communication, consistency, and strength in claims negotiation and corporate strategy. 

Prior to joining PIMS and AEIX, Mollie was Director of Claims for Coverys where she oversaw the strategic direction of high severity, complex medical liability matters across multiple jurisdictions.  Prior to Coverys, Mollie served as Senior Vice President, General Counsel for Emergency Medical Associates (“EMA”, now Envision) and Superior Insurance Company, RRG, where she partnered with over 20 health systems and 200+ EMA physicians to reduce risk and manage claims in the fast-paced, high severity, emergency department setting.

Mollie obtained her Juris Doctor from Seton Hall University School of Law, and she earned her Bachelor of Arts from Fairfield University.  Mollie currently maintains licenses to practice law in both New Jersey and Pennsylvania.

DOUGLAS J. BORG, MHA, ARM, CPHRM, DFASHRM is Vice President, Risk & Quality for Premier Insurance Management Services, Inc. (PIMS) and American Excess Insurance Exchange, RRG (AEIX). Doug has more than 30 years of broad experience in health care, clinical risk management,  insurance, and claims management.  Doug serves on the senior leadership team for PIMS and is responsible for all operations and customized risk management services for AEIX members as well as strategic planning for annual improvement projects and collaboratives.

Doug has a strong history of leadership and has served on boards and committees at both the state and national level. He has been twice-elected president of the North Carolina Chapter of ASHRM and served as the President of the American Society for Healthcare Risk Management (ASHRM), in 2008. Additionally, Doug has presented nationally on various topics, continues to serve as faculty for industry educational courses, and has contributed to numerous publications, including a chapter in the fifth edition of ASHRM’s Risk Management Handbook.

Prior to joining PIMS and AEIX, Doug was Assistant VP, Risk Management for Duke University Health System, where he managed the day-to-day operations of the system’s captive insurance company including both risk financing and loss control activities. He holds a Bachelor of Science in Biology from Eastern Mennonite University, and earned his Master’s in Health Administration from the Medical College of Virginia (VCU).

Kathryn Boucher is Vice President, Regulatory & Compliance for Premier Insurance Management Services, Inc. (PIMS) and American Excess Insurance Exchange, RRG (AEIX). Kate is responsible for corporate governance, enterprise risk management as well as regulatory and compliance for all insurance operations.

Kate began her career in captive insurance in 1990 working for Marsh in Burlington, Vermont, providing accounting and regulatory compliance services for a portfolio of captive insurance companies and risk retention groups. She also provided advisory services for the formation of new captives and risk retention groups. Kate joined the PIMS team in 2002.

Prior to captive insurance, Kate worked in public accounting in Boston. She received a Bachelor of Science in Business Administration with a concentration in accounting from Boston University. Kate is a Certified Public Accountant. In addition, she has earned an Associate in Risk Management (ERM) from the Insurance Institute of America, an Associate in Captive Insurance and the ICCIE Fellow Designation from the International Center for Captive Insurance Education. Kate currently serves on the Vermont Captive Insurance Association Finance Committee.

Ann Wozny is Vice President, Sales & Marketing for Premier Insurance Management Services, Inc. (PIMS). Ann serves on the senior leadership team for PIMS and is responsible for sales and marketing strategies. Prior to joining PIMS she was Vice President, Business Development & Agency Services at Preferred Professional Insurance Company (PPIC), a Coverys company. She was responsible for all aspects of sales and marketing to the leadership of health systems, Integrated Delivery Networks (IDNs) and physician groups. Her primary focus was the design and implementation of professional liability insurance programs with a focal point on alignment of physicians with health system missions, quality, patient safety, and operational efficiency initiatives.

Ann has over 30 years of experience in the insurance industry, having previously served as an account executive for Alexander & Alexander, Inc. and AON Risk Services of NE. She is a licensed property and casualty and life and health agent and consultant and has earned the Accredited Advisor in Insurance designation. She received a Certificate in Management from The University of NE at Omaha’s College of Business Administration. Ann is a member of the American Marketing Association, Independent Insurance Agents, and Institute for Career Advancement Needs (ICAN).