Columbus Scuba
Class Schedule
updated 7/28/2026

2026

 

AUGUST

Sunday 8/2

Groveport:

  • Try Scuba – 1 booked – 
  • Open Water (4/4) – 8 booked – Bethany Gibson, Kurt Lehmkuhl

Oakstone:

  • Refresher – 4 booked –
  • Open Water (4/4) – 8 booked – Jon Heidenreich, Mike Fenster

Monday 8/3

Powell:

  • Open Water (4/4) – 6 booked – Bob Bolds, Katie Fields
 

Saturday 8/8

Gilboa:

Instructors : Aaron Burkett, Ari Rabkin, Charles Nutt, Charles Rhoades, Mark Filippi, Matt Holbrook, Mike Hicks, Nicholas Carroll, Richard Johnson, Rockendra Gupta

Divemasters: Valerie Marburger, Christie Heyes, Kathleen Bellamy, Katie Fields

  • OW Checkout Dives – 17 booked
  • Advanced Open Water – 11 booked
  • Rescue Course – 6 booked – Charles Nutt, Jon Heidenreich
  • Search  & Discovery – 0 booked
Sunday 8/9

Gilboa:

Instructors : Aaron Burkett, Ari Rabkin, Charles Nutt, Charles Rhoades, Mark Filippi, Matt Holbrook, Mike Hicks, Nicholas Carroll, Richard Johnson, Rockendra Gupta

Divemasters: Valerie Marburger, Christie Heyes, Kathleen Bellamy, Katie Fields

  • OW Checkout Dives – 17 booked
  • Advanced Open Water – 11 booked
  • Rescue Course – 6 booked – Charles Nutt, Jon Heidenreich
  • DrySuit – 0 booked – Richard Johnson
  • Peak Performance Buoyancy – 1 booked 

Oakstone:

  • Try Scuba – 5 booked – 
  • Open Water (1/4) – 8 booked – Mark Filippi

Monday 8/10

Powell:

  • Open Water (1/4) – 3 booked –

Sunday 8/16

Gilboa:

  • Refresher @ Gilboa– 2 booked

Oakstone:

  • Refresher – 2 booked – 
  • Open Water (2/4) – 8 booked – Mark Filippi

Monday 8/17

Powell:

  • Open Water (2/4) – 3 booked –

Columbus Scuba:

  • EFR – 1 booked – Carlton Allen

Saturday 8/22

Gilboa:

Instructors : Charles Nutt, Charles Rhoades, Mark Filippi, Nicholas Carroll, Richard Johnson, Rockendra Gupta

Divemasters: Kaitlyn Smith

  • OW Checkout Dives – 4 booked
  • Advanced Open Water – 4 booked
  • Wreck – 4 booked
  • Sidemount – 2 booked

Sunday 8/23

Gilboa:

Instructors : Charles Nutt, Charles Rhoades, Mark Filippi, Nicholas Carroll, Richard Johnson, Rockendra Gupta

Divemasters: Kaitlyn Smith

  • OW Checkout Dives – 4 booked
  • Advanced Open Water – 4 booked
  • Wreck – 4 booked
  • Sidemount – 2 booked
  • Discover Scuba – 0 booked
 

Oakstone:

  • Try Scuba – 0 booked –
  • Open Water (3/4) – 8 booked – Mark Filippi

Monday 8/24

Powell:

  • Open Water (3/4) – 3 booked –

Sunday 8/30

Gilboa:

Instructors : 

Divemasters: 

  • Underwater Photography – 1 booked – Ari Rabkin
  • PADI Freediver Course – 4 booked – Eric Spangler
  • PADI Mermaid Course – 0 booked – Eric Spangler

Oakstone:

  • Refresher – 0 booked –
  • PADI Freediver Course – 4 booked – Eric Spangler
  • Open Water (4/4) – 8 booked – Mark Filippi

Monday 8/31

Powell:

  • Open Water (4/4) – 3 booked –

 

SEPTEMBER

Saturday 9/12

Gilboa:

Instructors : Aaron Burkett, Charles Rhodes, Rockendra Gupta, Bethany Gibson, Mike Hicks, Matt Holbrook, Richard Johnson

Divemasters: Kathleen Bellamy

  • OW Checkout Dives -8 booked
  • Advanced Open Water – 0 booked
  • Rescue Course – 1 booked 

Sunday 9/13

Gilboa:

Instructors :  Aaron Burkett, Bethany Gibson, Charles Nutt, Katie Fields, Nick Carroll

Divemasters: Chad Holcomb

  • OW Checkout Dives – 8 booked
  • Advanced Open Water – 0 booked
  • Drysuit – 0 booked 
  • Refresher @ Gilboa – 0 booked 
  • Peak Performance Buoyancy – 3 booked 
  • Rescue Course– 1 booked

Groveport:

  • Refresher – 2 booked – 
  • Open Water (1/4) – 3 booked – Bethany Gibson, Kurt Lehmkuhl

Oakstone:

  • Try Scuba – 0 booked –  
  • Open Water (1/4) – 6 booked –

Monday 9/14

Powell:

  • Open Water (1/4) – 1 booked –

Wednesday 9/16

  • EFR– 0 booked – Jon Heidenreich
Sunday 9/20

Groveport:

  • Try Scuba – 0 booked – 
  • Open Water (2/4) – 3 booked – 

Oakstone:

  • Refresher – 2 booked – 
  • Open Water (2/4) – 6 booked – 

Monday 9/21

Powell:

  • Open Water (2/4) – 1 booked –

Saturday 9/26

Gildoa:

Instructors : Aaron Burkett, Rockendra Gupta, Mike Hicks Matt Holbrook, Charles Rhoades

Divemasters: Kaitlyn Smith

  • OW Checkout Dives – 2 booked
  • Advanced Openwater – 2 booked
  • Rescue Course – 1 booked – Richard Johnson 
  • Side Mount – 0 booked – Andy Sliverman
  • Wreck – 0 booked – Paul Sherry
  • PADI Freediver Course – 0 booked – Eric Spangler
  • PADI Mermaid Course – 1 booked – Eric Spangler

Sunday 9/27

Gilboa:

Instructors : Aaron Burkett, Rockendra Gupta, Mike Hicks Matt Holbrook, Charles Rhoades

Divemasters: Kaitlyn Smith

  • OW Checkout Dives – 2 booked
  • Advanced Openwater – 2 booked
  • Rescue Course – 1 booked – Richard Johnson 
  • Side Mount – 0 booked – Andy Sliverman
  • Wreck – 0 booked – Paul Sherry
  • Discover Scuba – 0 booked 
  • PADI Freediver Course – 0 booked – Eric Spangler

Groveport:

  • Open Water (3/4) – 3 booked – 
  • Refresher – 0 booked –

Oakstone:

  • Try Scuba – 0 booked – 
  • Open Water (3/4) – 2 booked – 

Monday 9/28

Powell:

  • Open Water (3/4) – 1 booked – 

OCTOBER

Saturday 10/3

Gilboa:

Instructors : Aaron Burkett, Charles Rhodes, Ari Rabkin, Linda Cooper, Matt Holbrook, Mike Hicks, Todd Kelleher

Divemasters: 

  • OW Checkout Dives – 1 booked
  • Advanced Open Water – 0 booked
  • PADI Freediver Course – 0 booked – Eric Spangler
  • PADI Mermaid Course – 0 booked – Eric Spangler

Sunday 10/4

Gilboa:

Instructors : Aaron Burkett, Charles Rhodes, Ari Rabkin, Linda Cooper, Matt Holbrook, Mike Hicks, Todd Kelleher

Divemasters: 

  • OW Checkout Dives – 1 booked
  • Advanced Open Water – 0 booked
  • Refresher @ Gilboa – 0 booked 
  • Peak Performance Buoyancy – 0 booked 
  • PADI Freediver Course – 4 booked – Eric Spangler

Groveport:

  • Open Water (3/4) – 3 booked – 
  • Try Scuba – 0 booked – 

Oakstone:

  • Refresher – 0 booked –  
  • Open Water (3/4) – 6 booked –

Monday 10/5

Powell:

  • Open Water (1/4) – 1 booked –
 

Saturday 10/10

Gilboa:

Instructors : 

Divemasters: 

  • Rescue Course – 2 booked
Sunday 10/11

Gilboa:

Instructors : 

Divemasters: 

  • Rescue Course – 2 booked
  • Drysuit – 2 booked

Groveport:

  • Refresher – 0 booked – 
  • Open Water (1/4) – 0 booked – 

Oakstone:

  • Try Scuba – 0 booked – 
  • Open Water (1/4) – 0 booked – 

Monday 10/12

Powell:

  • Open Water (2/4) – 0 booked –

Wednesday 10/14

  • EFR – 0 booked 

Saturday 10/17

Gildoa:

Instructors : 

Divemasters: 

  • Underwater Navigation – 1 booked
  • Advanced Openwater – 0 booked

Sunday 10/18

Gilboa:

Instructors : 

Divemasters: 

  • Advanced Openwater – 0 booked 

Groveport:

  • Open Water (2/4) – 0 booked – 
  • Try Scuba – 0 booked –

Oakstone:

  • Refresher – 0 booked – 
  • Open Water (2/4) – 0 booked – 

Monday 10/19

Powell:

  • Open Water (3/4) – 0 booked – 

Sunday 10/25

Groveport:

  • Open Water (3/4) – 0 booked – 
  • Refresher – 0 booked –

Oakstone:

  • Try Scuba – 0 booked – 
  • Open Water (3/4) – 0 booked –

Monday 10/26

Powell:

  • Open Water (4/4) – 0 booked – 

NOVEMBER

Sunday 11/1

Groveport:

  • Open Water (4/4) – 0 booked – 
  • Try Scuba – 0 booked – 

Oakstone:

  • Refresher – 0 booked –  
  • Open Water (4/4) – 0 booked –

Monday 11/2

Powell:

  • Open Water (1/4) – 0 booked –
 

Saturday 11/7

  • EFR – 0 booked
Sunday 11/8

Gilboa:

Instructors : 

Divemasters: 

  • Dry suit – 0 booked – Richard Johnson

Groveport:

  • Refresher – 0 booked – 
  • Open Water (1/4) – 0 booked – 

Oakstone:

  • Try Scuba – 0 booked – 
  • Open Water (1/4) – 0 booked – 

Monday 11/9

Powell:

  • Open Water (2/4) – 0 booked –
 
 

Sunday 11/15

Groveport:

  • Open Water (2/4) – 0 booked – 
  • Try Scuba – 0 booked –

Oakstone:

  • Refresher – 0 booked – 
  • Open Water (2/4) – 0 booked – 

Monday 11/16

Powell:

  • Open Water (3/4) – 0 booked – 

Sunday 11/22

Groveport:

  • Open Water (3/4) – 0 booked – 
  • Refresher – 0 booked –

Oakstone:

  • Try Scuba – 0 booked – 
  • Open Water (3/4) – 0 booked –

Monday 11/23

Powell:

  • Open Water (4/4) – 0 booked – 

DECEMBER

Sunday 12/6

Groveport:

  • Open Water (1/4) – 0 booked – 
  • Try Scuba – 0 booked – 

Oakstone:

  • Refresher – 0 booked –  
  • Open Water (1/4) – 0 booked –

Monday 12/7

Powell:

  • Open Water (1/4) – 0 booked –
 

Wednesday 12/9

  • EFR – 0 booked
Sunday 11/8

Gilboa:

Instructors : 

Divemasters: 

  • Dry suit – 0 booked – Richard Johnson