Staff Member Biographies

Sonja Moore became the Grotto Foundation’s fourth Executive Director in 2014. Previously, she served as Director of Partner Relations at MN Philanthropy Partners, helping fund holders at The Saint Paul Foundation and Minnesota Community Foundation achieve their philanthropic goals. Sonja also has nearly a decade of fundraising experience working for Shattuck-St. Mary’s School in Faribault, Minnesota and the Blake School in Hopkins. Earlier in her career, she was an educator, teaching both Spanish and English to a multitude of age groups ranging from preschool children in a bilingual elementary school to octogenarians at a Community College. She received her Bachelor of Arts in international relations from The American University in Washington, D.C. She also received a Master of Arts in education from Chapman University.

Sonja can be reached at 651-209-8011 or

Cullyn Richter has been an administrative professional in the Twin Cities for 20 years, and discovered her philanthropic interest while doing Community Affairs work for SuperValu in Eden Prairie. She comes to the Grotto Foundation by way of MN Philanthropy Partners and The Minneapolis Foundation where she honed her skills in grants administration and executive support.

Cullyn can be reached at 651-209-8013 or