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Media Appearances

JW Dog Training Owner & Head Trainer was featured as a dog training expert in multiple media outlets this spring. Read the WTOP article where Juliana discusses how to prepare for a new puppy. Watch the Good Day DC segment where Juliana shares tips for teaching your dog to come when called.


Juliana DeWillems on Good Day DC


Washingtonian Top Pet Care Provider 2022

JW Dog Training was voted one of the Washington, DC area's top pet professional by area pet owners and veterinarians. We are grateful to be chosen. Serving our community is one of the best parts of our job!



Credentials Update

JW Dog Training trainer Kat Heckert earned new credentials to become a Professional Canine Behavior Consultant through the Pet Professional Accreditation Board. This certification requires hundreds of hands-on hours, an extensive knowledge assessment about dog behavior and the science of learning, and case studies reporting challenging behavior cases that Kat has resolved with force free training techniques. Congratulations, Kat!

Kat Behavior Consultant.png



Expert Additions to the Team

JW Dog Training welcomes two new certified trainers to our team. Samantha Wolfman and Suzanne H. are now seeing private clients.


Sam joins us from the animal sheltering world and is well-versed in helping adopted dogs thrive, reactivity & fear, and adolescent behaviors. Suzanne comes with experience teaching group classes and private training. She specializes in puppies and reactivity.


Learn more about Sam and Suzanne on our ABOUT page.

Sam Wolfman CPDT-KA


Suzanne H. CPDT-KA, FFCP


Credentials Update

JW Dog Training trainer Teresa Villatoro has earned two new certifications: Karen Pryor Academy Certified Training Partner (KPA CTP) and Certified Professional Dog Trainer, Knowledge Assessed (CPDT-KA). Teresa specializes in reactive and fearful dog training, and helping newly adopted dogs acclimate to their home. Teresa also runs our Cat Behavior Program.



JW Dog Training Wraps Up a Successful 2021

JW Dog Training ends the year with two new trainers to the team, making us a team of six now! Teresa Villatoro and Kat Heckert are two certified, excellent trainers who specialize in reactivity and behavior modification. Learn more about them on our ABOUT page.

We also launched our Cat Behavior Services, bringing new options to cat owners who are struggling with their cat's behavior problems. Learn more on our CAT BEHAVIOR page.

In 2021 JW Dog Training helped over 300 families improve their lives with their dogs (and some cats!). We worked with clients in six different countries across the globe. Collectively, our team earned six new certifications. We are so grateful for all our clients this year, and we're looking forward to helping more people and their pets in 2022! 


Trainer Kat Heckert, who specializes in reactive dogs in Arlington, VA


Trainer Teresa Villatoro, who runs our Cat Behavior Services


JW Dog Training's Credentials Update

Head Trainer Juliana Willems has earned her Certified Dog Behavior Consultant (CDBC) certification through the International Association of Animal Behavior Consultants (IAABC). This rigorous open-ended exam asked for 500 hours of consulting experience with aggression and reactivity cases before applying, and tested the subjects of dog behavior, learning theory, behavior science, how to treat aggression, and more.

Trainer Kayleigh Sullivan has earned her Certified Professional Dog Trainer - Knowledge Assessed (CPDT-KA) certification through the Certification Council of Professional Dog Trainers (CCPDT). This test required 300 hours of hands-on training, and tested on the science of learning, instruction skills, canine husbandry and ethology, and more.



JW Dog Training's Latest Free Training Content

WEBINAR - Head Trainer Juliana Willems presented a webinar on "Easy Solution to Common Problems." You can catch the full recording on EveryDog Austin's YouTube Channel.

PODCAST - Juliana sat down with Susan Light on the Doggy Dojo podcast to discuss all things reactivity. Listen on Apple Podcasts.


JW Dog Training Adds Three New Training Experts

We are so excited to welcome three new trainers to the JW Dog Training team.


Kayleigh Sullivan, Miranda Hitchcock, and Cynthia Roberston are professional trainers who are now able to help JW Dog Training clients with everything from bringing a new puppy home to working with aggression issues.

Learn more about each trainer and what services they offer on our ABOUT page.


Clockwise from top left: Kayleigh, Miranda, Cynthia


JW Dog Training is Heading Online for Winter Training

With COVID cases rising and temperatures dropping, we are excited to move most of our services virtual.

Virtual training has proven to be highly effective for treating nearly behavior issue, including but not limited to new puppies, general basic manners, the transition of a new rescue dog, and fear, reactivity or aggression.

Let us help you from the safety and comfort of your own living room. Sign up for virtual training now!

A JW Dog Training client practices heel, stay, and come past distractions in a virtual lesson.


Head Trainer Juliana Willems Presents Free Online Seminar

In this two hour webinar, "The Dark Side of Being Social: Preventing Reactivity in Overly Social Dogs," Juliana discusses how friendly dogs can sometimes become reactive. She goes over why this can happen and how to prevent it.

You can see the full webinar on Your Dog's Friend's YouTube channel.


JW Dog Training's Owner & Head Trainer Juliana Willems Announced as Karen Pryor Academy Faculty

Juliana is honored to have been selected as one of five new faculty members joining the Karen Pryor Academy in 2021. 

The Karen Pryor Academy is a prestigious worldwide training school that teaches and certifies students in advanced positive reinforcement training. Juliana will be teaching the Dog Trainer Professional program.

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