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




















