National Office & Staff Mailing/Shipping Address:PO Box 1705Oklahoma City, OK 73101-1705 Email: *protected email*Phone: (405) 232-8161Fax: (405) 232-8162 Hours of Operation:Monday – Friday8am – 5pm Central Meet our amazing team. Robyn HilgerExecutive Director Dr. Brent BallwegAssociate Director and Conference Liaison Debbie BecknerDirector of Conference Planning Amanda BumgarnerChoral Journal Editor & Publications Editor Scott DavisIT Project Manager Sundra FlansburgDirector of Membership & Communications Olga FunderburkReceptionist Adriana Garcia-BrownRegion Accountant Ron GrangerChoral Journal Managing Editor Sindy HailAdvertising & Exhibits Manager Trina KopackaMembership & Communications Coordinator Marvin MeyerDirector of Finances