Title Name Phone E-mail
Aquatics Director John Herdson 410.381.1096 john.herdson@columbiaassociation.org
Assistant Aquatics Director Marty Oltmanns 410.312.6332 marty.oltmanns@columbiaassociation.org
Manager- Swim Center Corey Woo 410.730.7000 corey.woo@columbiaassociation.org
Asst. Manager- Swim Center Brandon Thornton 410.730.7000 brandon.thornton@columbiaassociation.org
Aquatics Program Supervisor Kristen Groves 410.730.7000 kristen.groves@columbiaassociation.org
Supervisor - Columbia Gym & Supreme Adam Scott 410.531.0800 adam.scott@columbiaassociation.org
Asst. Supervisor - CG & Supreme Shane Wolter 410.381.5355 shane.wolter@columbiaassociation.org
Office Manager Rose Vaughn 410.312.6332 rose.vaughn@columbiaassociation.org
East Side Pool Supervisor Ken Zachmann 410.312.6332 ken.zachmann@columbiaassociation.org
Shed Supervisor Shawn McCrea 410.312.6332 shawn.mccrea@columbiaassociation.org
Aquatics Office   410.312.6332 aquatics@columbiaassociation.org