Ancillary K9 Dog Training

02/12/2026

Thanks to Uncover Denver for naming us as one of the top 5 dog trainers in Denver!

Looking for the best dog trainers in Denver? We reviewed top local experts for puppies, reactivity, and obedience to help you find the perfect match.

10/28/2025

Big thanks to our friends at Musher's Secret for having us on their blog!

Our head trainer Dion shares his top training tips to address paw sensitivity and reactivity.

This advice is great for anyone with a dog with sensitive paws or who doesn’t like their paws handled!

Check out the blog post here 🐶 https://musherssecret.com/helping-dogs-tolerate-paw-handling-addressing-paw-sensitivity-and-reactivity/

10/28/2025

Some shots of our adorable clients enjoying Oregon’s seaside!

Posing with pumpkins, practicing their long- range sits, and admiring the coast while practicing “down.”

We LOVE seeing our clients working on their training even on holidays! It’s so good for pups to practice in different contexts, which helps them understand your expectations of them as their environment shifts.

10/28/2025

In our latest blog post, we discuss the core problem with board and train programs and give you important considerations for effective dog training. Usually, they're not the best way to achieve lasting change in your dog. Check our post out to learn why!

Board and Train facilities can be tempting. But they are NOT the way to achieve lasting change in your dog. Here's the problem with board and train, and why it isn't a good dog training solution.

10/28/2025

Discussing behavior changes and aggression in senior dogs with Chewy 🦮

Learn about the most common behavior changes in senior dogs and how you can keep them comfortable. Here's the signs.

10/28/2025

Big thanks to our friends at Musher's Secret for hosting us on their blog!

We share our top training tips for addressing paw sensitivity and reactivity.

Helping Dogs Tolerate Paw Handling: Addressing Paw Sensitivity and Reactivity By Dion Studinski, Canine Behavior Consultant and founder of Ancillary K9 Dog Training in Denver, Colorado If your dog growls, pulls away, or snaps when you try to handle their paws, you’re not alone. Whether it’s nail...

09/24/2025

There’s nothing these pups love more than an off-leash hike through the mountains! ⛰️🌲

Reminder that you should only walk your dog off-leash in designated trails and parks, and it’s important to have rock-solid recall before you do for the safety of your dog, other dogs and hikers, and wildlife.

We also always make sure the pups have their hi-vis vests on, so that they’re visible to hunters, other hikers and us!

Have you always dreamed of a dog you can trust off-leash? We can help you get the adventure dog of your dreams! The one that’s invited on every hike and camping trip. Get in touch!