🐾 Dog Training University

PreP-U

Where every pup graduates. Positive, science-based training that builds confident dogs and happier homes.

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🎓 Certified Dog Trainer
✅ Force-Free Methods Only
🏅 Puppies Behind Bars Graduate
📋 5+ Years Experience
Programs

Graduates, not just good dogs.

Our curriculum-style milestones let you see your dog's progress, week by week, paw by paw.

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Puppy Kindergarten

Socialization, manners, and the foundations every young dog needs to thrive. Perfect for pups 8–16 weeks.

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Good Citizen

Leash skills, reliable recall, and real-world behavior — everything for a dog you can take anywhere.

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Behavior Bachelor's

One-on-one coaching for reactivity, anxiety, and big personalities. Customized to your dog's needs.

Why PreP-U

Training you can trust.

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Certified, Force-Free Trainers

No shock collars. No fear. Only positive, science-based methods that work.

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Small Class Sizes

More one-on-one attention means faster progress for you and your pup.

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Lifetime Alumni Support

Your relationship with PreP-U doesn't end at graduation. We're here when you need us.

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Diploma on Graduation

Because every good dog deserves to be recognized for their hard work.

Cadman Williams with his dog
Your Trainer

Cadman Williams

Cadman brings a rare combination of formal certification and hands-on experience training service dogs, explosive detection canines, and family pets.

Trained through Puppies Behind Bars — one of the most rigorous service dog programs in the country, fully accredited by Assistance Dogs International — Cadman brings elite-level skills to everyday dog training.

  • Certified Dog Trainer — Puppies Behind Bars (2020)
  • Certificate of Occupational Training, Animal Caretaker (2019)
  • Most Helpful Raiser Award, 2018
  • Trained to the highest standards of the service dog industry
  • Specializes in positive reinforcement & behavioral coaching
Book Your Free Session

Ready to enroll your pup?

Your first assessment is on us. No commitment required.

Book a Free Assessment
Get Started

Book your free assessment.

Tell us about your dog and we'll be in touch within 24 hours to schedule your free assessment session.

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Call or text
347.367.1101
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🕐 Response time
We typically respond within a few hours, Monday–Saturday.