• Johnelle Anderson, Self-Employed, Alea, HI
• Jose Armando Jacobo Abrego, Mark Crane’s Tree Inc., Santa Barbara, CA
• Corin Bemus, Bemus Landscape, San Clemente, CA
• Phillip Bribiescas, Self-Employed, Hollister, CA
• Daniel Capps (Arizona Champ), Agave Environmental Contracting, Kirkland, AZ
• Domenico Castiglioni, El Dorado Arbor Solutions, Eldorado Hills, CA
• Jacob Claassen (WCTCC Men’s Champ), Nimble Tree Care Inc., Carpinteria, CA
• Arturo Corona, FC Valley Tree Care Inc., Rancho Cordova, CA
• Jenson Cottee, Sam’s Tree 805 Inc., Creston, CA
• Brooks Cottong, Self-Employed, Waialua, HI
• Miguel Diaz, Tree Galaxy LLC, Phoenix, AZ
• Justin Donohue, Donohue Arboerists, Honolulu, HI
• Iara Dos Anjos, City of Oakland, San Pablo, CA
• Omayr Elsalimr, Omayr Arbor Care, Arcata, CA
• Anthony Gomez, Elevated Tree Works, Phoenix, AZ
• Timothy Hendrix, Davey Tree, Woodland, CA
• Ryan Irish, SCE, San Clemente, CA
• Skylar Johnson, Oakland Aesthetics Tree Care, Berkeley, CA
• Ricky Jones, APS, Prescott, AZ
• Tristan Jones, P G & E, Paradise, CA
• Jacob Kane (Hawaii Champ), Kane’s Legacy Tree Services, LLC, Lahaina, HI
• Anjuli Kumar, Arbor Frog, Tempe, AZ
• Jessica Kwok, , San Francisco, CA
• Edward Lai, New Tree Solutions, Plumas Lake, CA
• Kellen LeBlanc, San Diego Safari Park, Valley Center, CA
• Trevor Long, The Branch, San Marcos, CA
• William Loomis, Loomis Tree Care, Honolulu, HI
• Gideon Macomber, About Trees, Anderson, CA
• Jacob McNeil, Oakland Aesthetics Tree Care, Berkeley, CA
• Kate Miller (WCTCC Women’s Champ), , Sacramento, CA
• Justin Morejohn, U C Davis, Davis, CA
• Sara Morejohn, Self-Employed, Davis, CA
• Kaya Oktayuren, Nimble Tree Care Inc., Goleta, CA
• Orlando Pineda Reyes, About Trees, Chico, CA
• Emilliano Ron, Self-Employed, Phoenix, AZ
• Sarah Santee, West Coast Arborists, Inc., Antelope, CA
• Lawrence Schultz, Self-Employed, San Rafael, CA
• Joe Wurzel, San Diego Safari Park, Valley Center, CA

DATE: June 6-7th, 2026

VENUE: Meadow Park | 2333 Meadow Street | San Luis Obispo, CA 93401

Join us in beautiful San Luis Obispo for an unforgettable weekend of tree climbing adventures!

We finally got the GREEN light to move forward with our 2026 Championship! Get your gear shined up and head out to Meadow Park in San Luis Obispo from June 6-7th. 2026 Chapter Champions, Jacob Claassen and Kate Miller are ready to defend their titles as Western Chapter ISA Tree Climbing Champions!

We’re expecting a sold-out competition, bringing together an incredible crowd, high energy, and an amazing community. To make this event truly exceptional, we’re seeking volunteers, judges, techs, timers and score runners. Also, always need support in set up team Tuesday- Thursday prior.

If you’re looking for a fun, high-impact way to get involved, this is it. Come be part of the magic and help us create a weekend to remember!

Competitor Information

Volunteer Information

Exhibitor / Sponsor Information

Questions?

Congrats to Kate Miller and Jacob Claassen our 2025 Tree Climbing Champions. Next stop New Zealand!!! Thanks to all the sponsors and volunteers. Kudos to all the competitors and judges for a safe and successful event!

Check out the action on the Google Photo Drive

• Master’s Challenge – Tree Test Prep
• Work Climb – Cal Line Equipment
• Aerial Rescue – BIK Boom Trucks
• Throwline – Pacific Gas & Electric
• Belayed Speed Climb – RDO Vermeer
• Ascent – Pacific Gass & Electric
• Breakfast – Davey Tree Surgery
• Lunch – Tree Trucks, Inc & Moon Valley Nursery
• Awards Ceremony – The Davey Tree Expert Company
• Medals – West Coast Arborists, Inc.
• Wellness Area – The Davey Tree Expert Companay
• Logistics – Academy Trained
• Host – City of Sacramento
• Prizes provided by: ArborTec, Arbsession, Arbospace, Baileys, Cal Line, FMI Equipment, treestuff.com, Yale Cordage, Western Tree Equipment

Men’s Heat:

• Jose Jacobo Abrego – Santa Barbara, CA
• Phillip Bribiescas – Hollister, CA
• Chris Bruner, Jr.  – Fairfield, CA
• Dan Capps, Phoenix, AZ
• Jacob Claassen – Carpinteria, CA – 2024 WCTCC Champion
• Arturo Corona – Lathrop, CA
• Brooks Cottong – Waialua, HI
• Sam Delima – Oakland, CA
• Miguel Diaz – Phoenix, AZ
• Justin Donahue – Honolulu, HI
• David Duarte – Walnut Creek, CA
• Omayr Elsalim – San Jose, CA
• Josiah Georgeson – Grass Valley, CA
• Timothy Hendrix – Sacramento, CA
• Tyler Ison – Gardena, CA
• Chance Jacquinot – Ione, CA
• Ricky Jones – Prescott, AZ – Representing Arizona
• Tristin Jones – Paradise, CA
• Jacob Kane – Lahaina, HI – 2025 Hawaiian Champ
• Grayson Keating – Sapphire, NC
• Charlie Kunard – Oakhurst, CA
• Kellen LeBlanc, San Diego, CA
• Trevor Long – San Marcos, CA
• William Loomis – Honolulu, HI
• Mike Luster – Grass Valley, CA
• Jacob McNeil – Berkeley, CA
• Kaya Oktayuren – Goleta, CA
• Triston Powers – Stockton, CA
• Benjamin Prado – Canoga Park, CA
• Orlando Reyes – Chico, CA
• Heriberto Rodriguez Baltazar – Placerville, CA
• Lupe Santiago – Escondido, CA
• Raul Santiago – Escondido, CA
• Lawrence Schultz – San Rafael, CA
• Ron Thurner – Kurtistown, HI
• Ricardo Vazquez – Palmdale, CA
• Joe Wurzel – Valley Center, CA

Women’s Heat:

• Anjuli Kumar – Tempe , AZ 
• Kate Miller – Sacramento, CA – 2024 WCTCC Champion
• Sarah Santee – Antelope, CA

Climber Details

Volunteer Details

Sponsor/Exhibitor Details

Questions?  Contact Jared Abrojena 925-584-7449  (jared@academy-trained.com), Chad Brey 612-719-1965 (treeclimbing@gmail.com) or Rose Epperson 714-264-9793 (repperson@wcisa.net)

Congratulations to Jacob Claassen and Kate Miller, our 2024 Tree Climbing Champions! We had a fantastic weekend in Santa Barbara with 30 male, 3 female and 2 over 40 climbers giving it their all. We are grateful for the cadre of volunteers and the support of our sponsors and exhibitors. Spirit of the Competition honors went to Trevor Long and Cortland Johnson – what fun we had!!

We finally got the GREEN light to move forward with our 2024 Championship! Get your gear shined up and head out to Alameda Park in Santa Barbara Father’s Day weekend. 2023 Chapter Champions, Lawrence Schultz and Kate Miller are ready to defend their titles as Western Chapter ISA Tree Climbing Champions!

DATE: June 14-16, 2024

VENUE: Alameda Park, 1400 Santa Barbara Street, Santa Barbara, CA. 93101

Click the links below for more information

Schedule of Events

Competitors and Volunteer information

Exhibitors and Sponsors information

*Last Year’s Competitor