Leadership

Our Leadership

Executive Leadership

Meet the executive leadership team at Children's Wisconsin. Our leadership consists of a team of physician and administrative leaders.

Gil Peri
President and Chief Executive Officer 
Gil Peri
Marc Cadieux
Senior Vice President and Chief Financial Officer
 
Marc Cadieux, Chief Financial Officer
Rainer Gedeit, MD
Chief Medical Officer
 
Rainer Gedeit
David Gourlay, MD
Surgeon-in-Chief
 
David Gourlay
Michael Gutzeit, MD
President, Primary Care, Children's Wisconsin
Michael Gutzeit, Children's WI Chief Medical Officer, VP Quality
Jason Jarzembowski, MD, PhD
Chief Executive Officer, Children's Specialty Group 
 
Jason Jarzembowski, MD, Interm CEO, Children's Specialty Group
Aaron Kinney
Interim Chief Operating Officer
Aaron Kinney
Angela Johnson
Chief Information Security Officer
Angela Johnson, Chief Information Security Officer and Vice President of Supply Chain
Nancy Korom, MSN, RN, NEA-BC, FAAN
Chief Nursing Officer and Vice President
Nancy Korom, Chief Nursing Officer and Vice President
Benjamin Mansalis, MD
Senior Vice President and Chief Information and Digital Officer
Ben Mansalis small
David Margolis, MD
Pediatrician-in-Chief
Dave-Margolis
Meg Brzyski Nelson
Senior Vice President, Children's Wisconsin
President, Children's Wisconsin Foundation 
Meg Brzyski Nelson, Chief Development Officer and President, Children’s Wisconsin Foundation
Mark Rakowski
Senior Vice President, Children's Wisconsin
President, Chorus Community Health Plans
Rakowski
Tom Shanahan
Senior Vice President and Chief Human Resources Officer
Tom Shanahan, Children's WI Human Resources Vice President
Christopher Spahr, MD
Chief Quality and Safety Officer
 
Christopher Spahr, MD, Chief Quality and Safety Officer
Leslie Tector
Senior Vice President and Chief Legal Officer
Leslie Tector, Senior Vice President and Chief Legal Officer
Danny Thomas, MD
President, Medical Staff
Danny Thomas
Karen Timberlake
Senior Vice President and President of Child Well-being 
Karen Timberlake small 

Board of Directors

Children's Wisconsin is governed by a community board of directors. The board consists of business and community leaders with varying perspectives and expertise. They oversee the strategic and financial decisions that shape our future.

Children's Wisconsin is governed by a community board of directors. The board consists of business and community leaders with varying perspectives and expertise. They oversee the strategic and financial decisions that shape our future.

See the full list of Children’s Wisconsin board members.

  • Patrick Hammes, Chairman of the Board, Managing Principal
    Hammes Partners
  • Todd Adams, Chairman of the Board, and Chief Executive Officer
    Zurn Elkay Water Solutions
  • Rupesh Agrawal, President and Chief Executive Officer
    Amla Commerce
  • Linda Benfield, Vice Chair of the Board, Managing Partner
    Foley & Lardner LLP
  • Ken Bockhorst, President and Chief Executive Officer
    Badger Meter, Inc.
  • Deborah Costakos, MD, Dean of the School of Medicine
    Medical College of Wisconsin
  • Tina Chang, Chief Executive Officer
    SysLogic
  • Todd Endres, Chief Financial Officer
    Charter Manufacturing
  • Ivan Gamboa, Senior Vice President
    Tri City National Bank
  • Kaitie Gannett, Head of Investments (Family Office)
    Atlantic Harbor Group
  • David Gourlay, MD, Surgeon-In-Chief
    Children's Specialty Group
  • Kelly Grebe, Community Leader
  • Eve Hall, PhD, President and Chief Executive Officer
    Milwaukee Urban League
  • Jason Jarzembowski, MD, PhD, Chief Executive Officer
    Children’s Specialty Group
  • Xia Liu, Executive Vice President and Chief Financial Officer
    WEC Energy Group
  • Danielle Machata, Shareholder
    Godfrey & Kahn, S.C.
  • Dave Margolis, MD, Department Chair for Pediatrics
    Children's Specialty Group
  • Ben Melson, Retired, Senior Vice President and Chief Financial Officer
    MD Anderson Cancer Center
  • Gil Peri, President and Chief Executive Officer
    Children's Wisconsin
  • Jamie Purko, Chief Financial Officer
    SKYGEN USA
  • John R. Raymond, Sr., MD, President and Chief Executive Officer
    Medical College of Wisconsin
  • John Reichert, Shareholder
    Reinhart Boerner Van Deuren S.C.
  • Paul Sternlieb, President and Chief Executive Officer
    Enerpac Tool Group Corporation
  • Danny Thomas, MD MPH, President of Children's Wisconsin Medical Staff
    Children's Wisconsin, Medical College of Wisconsin
  • Stacey Walthers Naffah, President
    William K. Walthers, Inc.
  • Dave Werner, Retired Executive Vice President and Market President, Southeast Wisconsin
    First Midwest Bank
  • Ross Williams, COO, Global Investment Banking
    Baird Advisors