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St. Ambrose Catholic Elementary School

5110 Wilson Avenue 
St. Louis MO 63110

314-772-1437 (School Office) 
314-771-0454 (Fax)

Michele Grellner, Principal - mgrellner@stambroseonthehill.com 
Lisa Horner, Assistant Principal - lhorner@stambroseonthehill.com 
Linda Gambaro, Secretary - lgambaro@stambroseonthehill.com 
Kim Boatman, School Finance Manager - kim@stambroseonthehill.com

St. Ambrose Roman Catholic Church

5130 Wilson Avenue 
St. Louis, MO 63110

314-771-1228 (Church Office) 
314-771-0454 (Fax)

Father Jack Siefert, Pastor - frjack@stambroseonthehill.com 
Lydia Thompson, Business/Office Manager - lydia@stambroseonthehill.com 
Tina Hogan, Director of Marketing & Advancement - tina@stambroseonthehill.com 
Tina Hogan, Bulletin Editor - bulletin@stambroseonthehill.com 
Darren Modde, Music Director - darren@stambroseonthehill.com

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