Ken Heis

Mizuno USA Becomes Official Sponsor of the Mason Manta Rays

The Mason Manta Rays become first Gold Medal Swim Club to partner with Mizuno USA.


2019 U.S. Club Swimming Coach of the Year: Ron Aitken, Sandpipers of Nevada

To see all of the 2019 Swammy Awards, click here. 2019 U.S. Club Coach of the Year: Ron Aitken, Sandpipers…


Mason Butterflyer Anna Baker Sends Verbal Commitment to Xavier

Anna Baker from Mason Manta Rays in Mason, Ohio will remain in-state to swim for Xavier University beginning in the 2020-21 season.

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The City of Mason, Ohio is Building a New 900-Seat, 50-Meter Pool

The City of Mason, Ohio has begun building an exciting new aquatic facility with the hopes of attracting major competitive events.


Summer Juniors Qualifier Nicola Lane Verbally Commits to Tennessee for 2020-21

Nicola Lane from Mason Manta Rays and Centreville High School has announced she intends to swim for Tennessee in 2020-21.

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Practice + Pancakes: Mason Manta Rays Taper for TYR JNat Cup (Video)

The Mason Manta Rays, whose senior group is run by Ken Heis, was coming down in a big way, preparing the the infamous TYR Junior National Cup


Tim Hagemeister to Join Brother, Jan, in D3; Gives Verbal to Kenyon

Tim Hagemeister of Seven Hills Upper High School and Mason Manta Rays has verbally committed to Kenyon College for 2017-18.

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Soldier Returns Home To Surprise Son At Local Swim Meet (Video)

US Navy Chief Paul Swezey waited at the end of his sons Jayson’s lane to surprise him after being away for seven months in Afghanistan.


Two Mason Manta Rays Give Verbal To Miami (OH)

Maureen Sullivan (L) and Casey Frazier (R) will stay in Ohio and compete for the RedHawks starting next fall. (Photo Credit: Amanda Smith)

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Volunteers Are The Pioneers: The Top Arm Breakout

Tennessee’s 2013 Women’s NCAA Champions in the 200 Freestyle Relay stand out amongst the field in speed but also in technique.


Ohio’s No. 1 and Top 40 recruit Zoe Thatcher commits to Auburn

I am proud to announce the commitment of my own swimmer, Zoe Thatcher, to Auburn tonight!

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Cincinnati’s Versatile Alisabeth Marsteller Verbally Commits To Princeton

Princeton gets commitment from another top female swimming in the class of 2014 (Marsteller bottom right). (Photo Credit: Amanda Smith)

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