Home / About / About the Chamber / Staff Directory Meet Our Staff Staff Directory Jeff Griffin President & CEO jgriffin@siouxfalls.com (605) 373-2000 Jill Blom Director of Marketing & Communications jblom@siouxfalls.com (605) 373-2001 Cory Buck Chief Financial Officer coryb@siouxfalls.com (605) 274-0478 Beth Hanson Member Services Specialist bhanson@siouxfalls.com (605) 373-2037 Brittany Hanson Program Director, Forward Sioux Falls brittanyh@siouxfalls.com (605) 373-2008 Brooke Hendrickx Agribusiness Manager bhendrickx@siouxfalls.com (605) 373-2003 Pat Lund Director of Member Relations plund@siouxfalls.com (605) 373-2014 Jaci Pieters Young Professionals Network Manager jpieters@siouxfalls.com (605) 373-2002 Holly Rader Vice President of Member Relations hrader@siouxfalls.com (605) 373-2016 Mitch Rave Vice President of Public Policy mrave@siouxfalls.com (605) 373-2004 Carly Reinders Member Services Specialist creinders@siouxfalls.com Teresa Schreier Events Coordinator tschreier@siouxfalls.com (605) 373-2050 Susan Seachris Accounting Manager sseachris@siouxfalls.com (605) 373-2018 Eric Siemers Sales Manager esiemers@siouxfalls.com Ellen Swanson Administrative Assistant eswanson@siouxfalls.com (605) 336-1620 Aaron Vlasman Public Policy Manager avlasman@siouxfalls.com (605) 373-2006