Become a Member!

Benefits of becoming an ISOA member:

• Special invitations to ISOA and ISO events and trips
• Behind-the-scenes view of a world-class orchestra
• Meet musicians at musical mornings and evenings
• Ticket discounts to “Chase the Winter Blahs”
• Newsletters, ISO special mailings, and insider news
• 1 classical concert voucher with an ISOA membership

Register for your respective group below! Not sure which group to join? Email Gail McDermott-Bowler at [email protected]


In order to be eligible for a voucher, you must first become a member.

To receive a voucher, contact Sharon Stegemoller (West) at

To redeem your voucher for any Coffee or Evening Classical Performance, call the Hilbert Center Theatre (HCT) Box Office at

Meet our Award-Winning Members!

Connie Menke, Lifetime Service; Sharon Stegemoller, West Group Volunteer of the Year; Gail McDermott-Bowler, North Group Volunteer of the Year; Tisha LeMaster, East Group Volunteer of the Year; Mindy Lehman, Wabash Volunteer of the Year; Cindy Ohlrogge, South Group Volunteer of the Year; and Karen Davis, Lifetime Service.