Orange County Dog Behaviorist
For dogs with big behaviors, and families who refuse give up on their dog.
“Whether we’re your first call or your last hope.”
Programs from $3,600 · GPS collars · Max 5 dogsReactivity. Fear. Anxiety. Aggression. It might feel unfixable—but we’ve helped thousands of dogs overcome exactly that. Rebuild trust. Bring balance back to your home. Enjoy life with your dog again.
Behavior we work with in Orange County
If the reactivity, anxiety, fear, or aggression feels unfixable, we want you to know it’s not.
Tell Us About Your Dog →Aggression
Dog-to-dog aggression, Human aggression, Resource or food guarding, Dogs fighting
Fear & Anxiety
Fear based behaviors, Separation anxiety, Generalized anxiety, Destructive behaviors
Obedience Issues
Pulling on leash, Not coming when called, Jumping, Excessive barking
Let the heeling begin.
Ever wonder why some Orange County dog Board & Train programs promise quick fixes or take a one-size-fits-all approach, only to leave you with unreliable results and behaviors that come back? That doesn’t mean your dog is broken — it means they need a different approach.
At Koru K9 Dog Training in Orange County, our Board & Train programs are built for real-life success — not shortcuts. We focus on lasting behavior change through connection, consistency, and clear communication.
How dog behaviorist works in Orange County
We treat every dog as if they were our own — because we know how much they mean to you.
Pick-up day
Pick up and drop off are part of every program. Your dog travels safe and settles into their trainer’s home.
Life in a real home
Your dog lives with a professional trainer — structured sessions plus playtime, exercise, and rest, never a crowded facility.
Real-world training daily
City streets, parks, and field trips — with at least two photo/video updates per week so you follow the progress.
Delivery & go-home lesson
We personally deliver your dog back and teach you everything they’ve learned — plus two follow-up lessons.
Koru K9 trainers serving Orange County
Local trainers who live and work where you do.
Brian Knight
Originally from Rhode Island, Brian has had a love for dogs his whole life, especially his old lab/ridgeback Zeke from Providence. That feeling has continued out here for his twelve years in the Bay Area.
Read full bio →Darcey Hall
Darcey Hall is a professional dog trainer and behaviorist. She has dedicated the last fifteen years to training canines. She is CA P-O-S-T Certified K9 Handler and a Protection Sport Association (PSA) member.
Read full bio →Results from families like yours
Verified reviews from clients across every market we serve.
“I am SO happy we invested in Koru K9. We got matched with Natalie and Lee as our trainers and they have been INCREDIBLE.”
“Rob was professional, flexible, and had many resources he was happy to share! Thank you for your time!”
“I took my 1 1/2 year old 'hyper' aussie doodle, Gigi for a 3 week board and train with Irini.”
Orange County dog behaviorist FAQs
A Koru K9 dog behaviorist in Orange County specializes in rehabilitating complex behavioral issues—such as severe aggression, leash reactivity, separation anxiety, resource guarding, and fear. Behaviorists analyze root triggers, eliminate unwanted behaviors, and build calm, reliable real-world obedience using balanced, relationship-first methods.
Koru K9 provides private in-home behavior coaching and immersive residential Board & Train programs across Orange County. In-home sessions address issues directly inside your residence and neighborhood, while Board & Train places your dog inside a professional trainer's home for 24/7 behavior modification.
Other dog training programs in Orange County
In-Home Dog Training
In-Home Dog Training for Orange County dogs and their families.
Explore In-Home Dog Training →Aggressive Dog Training
Aggressive Dog Training for Orange County dogs and their families.
Explore Aggressive Dog Training →Your companion is worth it. Your peace of mind depends on it.
Whether we’re your first call or your last hope, Koru K9 will meet you — and your dog — where you are, and help you build the calm, confident companion you’ve been searching for.