BHHS Legacy Foundation Office Entrance

Staff & Leadership

We’re a group of passionate and determined professionals that bring experience, enthusiasm, and persistence to our mission of making improvements to Arizona’s health.

Chrysa C. Callaghan

Donor Services Coordinator

Mary E. Cotterman

Grants Manager

Lindsey M. Graves

Administrative Coordinator - Phoenix Region

Nancy E. Mongeau, RN, M.Ed., MSW

Vice President, Program Development—Tri-State Region

Karen E. Orth

Business Operations Manager, Human Resources Director

Mary T. Thomson, MSW

Senior Vice President, Program Development—Phoenix Region

Teri T. Tomlinson

Tri-State Office Administrator

Gerald L. Wissink, FACHE

Chief Executive Officer, Legacy Connection & BHHS Legacy Foundation

Board of Directors

The BHHS Legacy Foundation and Legacy Connection boards of directors are made up of the same group of civic, business, and healthcare leaders from throughout Arizona whose expertise, dedication, and knowledge are key to guiding the organizations.

Daniel J. Oehler, Chairman


Gerald L. Wissink, FACHE

Chief Executive Officer

James E. Carter

Municipal Court Judge

Thomas Dallman, MD


Jacob A. Duffy

Investment Advisor

Larry L. Griffith, MD


Phillip L. Hipps, MD

Retired Physician

Allen L. Johnson


Troy D. Jones


Howard A. McKenna

Retired Bank Executive

Jeanne M. O'Brien

Community Nonprofit Service

Scott Seabury


Blake Stamper, DO


Michael A. Theile

Commercial Bank Executive

James F. Wessman, MD