Randy Hancock
Camp Director
Randy Hancock is USPTA certified and has been at Harrison Tennis Center for more than 20 years. In a partnership with Jonathan Lockeretz and Rick Rasmussen, he helps run the Harrison Tennis Center Junior Development Program.
Jonathan Lockeretz
Staff Pro
Jonathan Lockeretz is a USPTA Professional 1 certified tennis instructor who played 4 years of college tennis in Georgia, and has been coaching in the Atlanta area since 1992. Jonathan has been coaching at Harrison tennis center since 2007.
Rick Rasmussen
Staff Pro
Rick Rasmussen is a PTR certified coach, serving the Marietta area for the past 15 years.  He joined the staff at Harrison TC in 2009 and continues lessons, drills and teams with Jrs. and Adults of all ages. Rick enjoys playing mixed doubles with wife, Lori.

Our mission: We have a genuine desire to improve your child's tennis ability in the fun atmosphere of our summer tennis camps.


Harrison Tennis Center is a Cobb County Tennis Center located in Northeast Cobb County.  This is the largest of the County Tennis Centers and hosts many tennis leagues, programs,  and tournaments throughout the year.

  • 16 Lighted Tennis Courts

  • 6 36-foot Tennis Courts for Young Player Development

  • State-of-the-Art Tennis Center

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