top of page


We welcome your sponsorship. Click here to learn more. 


New Logo 7-2010.png
4ocean Logo - Blue.png
5d1fe1c32e58b7349bc47989_Site Logo.jpg
Black Horizontal logo - L.png
avalon environmental.jpg
beach cities.jpg
catalina express.png


Untitled design (14).png
Seakeeper logo.png
SCDivingPNG-300x115 (1).png
shearwater logo.png
HUD Logo 2023-01.png


Catalina Island Conservancy | Catalina Island Museum for Art & History | City of Avalon
Davey's Locker Whale Watching | Hollywood Divers | Leo's Catalina Drug Store | Life at Sea
Lloyd's of Avalon | Ocean Freaks Movement | Rum Reggae | Saint Brendan

SBR Sports Inc. | Steve's Steakhouse | Stream2Sea


Catalina Cylinders-R Tank Logo with tagline.png
Avalon Harbor Cleanup divers 2011-02-26-m_edited.jpg


Join us in making a difference

Avalon Rotary Club Foundation, Catalina Divers Supply, and the USC Catalina Hyperbaric Chamber invite you to be a sponsor of the 2023 Avalon Harbor Underwater Cleanup which will be held on Saturday, February 25, 2023.

The Avalon Harbor Underwater Cleanup has grown into one of the major dive events in Southern California. This annual endeavor to clean Avalon’s spectacular harbor attracts 600 participants from across California and neighboring states. Following the Cleanup Dive the Awards Ceremony is highlighted with raffle and sponsorship announcements.

We welcome our new event organizers, Avalon Rotary Club Foundation, a 501(c)3 non‐profit organization.
Catalina Divers Supply continues its roles as event facilitator. Proceeds from the event continue to benefit the USC Catalina Hyperbaric Chamber, a life support recompression facility on Catalina, and will also help fund the Avalon Casino Improvement Project. We look forward to your generous support by donating prizes. We would especially appreciate Primary Sponsor items that we could use to headline our awards ceremony and to promote the event.

To participate please complete this Sponsor Response Form and e‐mail it to to ensure full recognition of your donation. Our Primary Sponsors will be advertised here on our website, featuring a company logo and link to the sponsor’s website. Major Sponsors will have their logos featured on our website. Participant Sponsors will be listed on the website. All sponsors will be recognized during the awards ceremony. Earlier responses will allow for us to maximize our ability to advertise your sponsorship on our event web page.

Donations must be RECEIVED no later than February 17, 2023. Donations received after this deadline will be forwarded as donations for next year’s Cleanup. Thank you in advance for your support. If you would like more information or have any questions, please contact

bottom of page