Off Leash K9 Training
of Denver, CO

Join our Pack and get a Personalized Dog Training Program that takes your pup from Out of Control to Out of this World!

Denver, CO

At Off Leash K9 Training, the bond we create with your dog is genuine, and it begins the moment we meet. Our training approach is to get to know your dog’s individual needs, temperament, and your specific objectives. And we craft a program tailored to them. The core principles are always the same, but your training experience is centered around the uniqueness of your dog! 

Ready to begin this transformative journey? Reach out to us today. We’re eager to meet you and your dog and get started right away!

Dog Training in Denver, CO

Off Leash K9 Training of Denver, CO serves dog owners across Denver and the surrounding communities — from puppies through board & train and aggression rehab.

Board & Train in Denver, CO

Our board & train delivers the fastest results — your dog lives and trains with us, then comes home reliable off-leash. Ideal for busy families who want solid obedience without months of weekly classes.

Puppy Training in Denver, CO

Start your puppy right. Our Denver puppy training builds house manners, recall, and confidence early — heading off the bad habits that are far harder to undo later.

Aggressive Dog Training in Denver, CO

Reactivity and aggression are our specialty. We rehabilitate leash-reactive and dog- or people-aggressive dogs across the Denver area with structured, real-world training that restores control and calm.

In addition to Denver, we proudly serve families throughout the surrounding communities:

Meet Our Denver Trainers

Trainer Aaron

Our Trainers  >   Aaron Aaron Aaron started working with Off-Leash K9 as a Kennel Technician in March of 2021, and after a mountain of success…

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Derek McAllister — Off Leash K9 Training of Denver

Derek McAllister

Lead Dog Trainer

Name: Derek McAllister Role: Lead Trainer Service Area: Denver, CO Experience: 12 years Specialties: On and off-leash obedience, reactivity, aggression, anxiety Programs: Board and Train, Private…

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Trainer Tiffani

Our Trainers  >   Tiffani Tiffani Tiffani has been with Off-Leash K9 Colorado since 2020, having started with the company as a Kennel Technician. Tiffani knew…

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Trainer Sean H

Our Trainers  >   Sean H Sean H Please help us welcome Sean to the team! Sean has worked with us at the Off-Leash K9 Denver…

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Trainer Sean D

Our Trainers  >   Sean D Sean D Sean has been at the Off-Leash K9 Colorado Springs location since early 2021, having previously worked at an…

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Trainer Moriah

Our Trainers  >   Moriah Moriah Moriah has been trainer with Off-Leash for six years, starting with us after working as an independent trainer. Drawn to…

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Trainer Lila

Our Trainers  >   Lila Lila Lila joined the Off-Leash K9 team in February of 2021. Equipped with a zoology degree from CSU – and ultimately…

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Trainer Gustavo

Our Trainers  >   Gustavo Gustavo (Goose) Gustavo (Goose) has been a trainer with Off-leash K9 since 2015, bringing with him over a decade of experience…

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Trainer Dan

Our Trainers  >   Dan Dan Meet Dan! Dan has been working with us at the Denver Off-Leash K9 location for six months now, but his…

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Trainer Cierra

Our Trainers  >   Cierra Cierra Meet Cierra! A Trainer at Off-Leash K9’s Colorado Springs campus, Cierra has been training dogs with us since May 2021.…

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Stephanie “Stevi” Anderson — Off Leash K9 Training of Denver

Stephanie “Stevi” Anderson

Dog Trainer

Meet Stephanie “Stevi” Anderson, Dog Trainer in Denver, CO Name: Stephanie “Stevi” Anderson Role: Dog Trainer Service Area: Denver, CO Experience: 15 years Specialties: Off leash…

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Locally operated. Backed by the OLK9 network. OLK9 Denver is part of the nationwide Off Leash K9 Training franchise. Visit our local site at offleashcolorado.com for our service-area pages and local reviews.

Contact an Off Leash K9 Trainer Today!

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See Our Denver Dogs in Action

Real before-and-after transformations from our Denver training programs.

Frequently Asked Questions — Denver

What are the hours at OLK9 Denver?
We're open Monday–Friday 9:00 AM – 7:00 PM and Saturday–Sunday 9:00 AM – 5:00 PM. Call 888-363-0946 to schedule your training.
Where is OLK9 Denver located?
We're located at 2701 W Oxford Ave #1, Englewood, CO 80110, and service all surrounding communities.
Can you train aggressive or reactive dogs?
Yes — aggression and reactivity are a specialty of ours. We regularly rehabilitate leash-reactive and dog- or people-aggressive dogs across the Denver area with structured, real-world training that restores control and confidence. Call 888-363-0946 for a free consultation.
How do I contact OLK9 Denver directly?
Does OLK9 Denver offer a free consultation?
Yes. Call 888-363-0946 to schedule a free phone consultation.
What areas does OLK9 Denver serve?
We serve Denver, Aurora, Englewood, Lakewood, and the surrounding communities.
What training methods does Off Leash K9 use?
We train using the proven Off Leash K9 methodology — real-world, off-leash obedience built on clear communication and a remote (e-collar) when appropriate. The goal is a dog that listens reliably off-leash and stays calm around everyday distractions, not just at home. Call 888-363-0946 to learn what that looks like for your dog.

What Denver Owners Say

5.0
Based on 207 Google reviews
H
Heather Lea Vincent
2 weeks ago
We had our very high energy puppy Wyatt at the two week board and train over the winter. I loved getting the videos each day of his progress. Derek was great with him!! He is now just over a year old and still a crazy guy but definitely knows his commands and wants to do the right thing. We recently moved to an area where he can spend alot more time off leash and I can really see how well… Read more
S
Sadie
9 months ago
We did the 2 week board and train for Marley. Prior to the board and train we had been working with Marley full time for 4 months using only positive reinforcement. However, we were still struggling with loose leash walking, recall, and reactivity around squirrels, rabbits, and bikes. With the 2 weeks board and train we now have all of those under control and Marley can truly enjoy the freedom she deserves as we travel around hiking, biking, and camping.… Read more
M
Monica Ng
9 months ago
I am a returning customer! After just 7 days board & train, my puppy came home knowing all her commands and is night & day from the dog 7 days ago! Both my dogs (former & current one) were trained by Derek and he’s amazing! He sends videos daily to update on progress and promptly answered all my questions. I may be getting another dog and I will definitely reach out to Off Leash k9 for training!
M
mrrdkmco
6 months ago
Absolutely fantastic! Our daughter used these folks 10 years ago, and her dog grew up to be extremely loyal and obedient. Derek was amazing, competent and open to all questions. I could definitely feel the love and compassion he had for our dog. I highly recommend this company.
J
Jaime
2 months ago
This place is amazing! I first met with Stevie at their free one hour consultation. We discussed all the different options they had for my dog, Dexter, who was very reactive to other dogs on a leash and had started showing food aggression with other dogs in the house. After thinking about the best option for Dexter, I opted for the 2 week board and train. Everyday I received updates and videos of Dexter's progress! I could see improvements in… Read more
Read all 207 Google reviews →

Off Leash K9 Training of Denver, CO

  • 2701 W Oxford Ave #1, Englewood, CO 80110
  • 888-363-0946
  • [email protected]
  • Hours Open now
    • Monday9:00 AM – 7:00 PM
    • Tuesday9:00 AM – 7:00 PM
    • Wednesday9:00 AM – 7:00 PM
    • Thursday9:00 AM – 7:00 PM
    • Friday9:00 AM – 7:00 PM
    • Saturday9:00 AM – 5:00 PM
    • Sunday9:00 AM – 5:00 PM