




Penny
3 weeks old · Male

Tyson
3 weeks old · Male
Buddy
5 weeks old · Male
Max
5 weeks old · Male
Toby
5 weeks old · Male
I'm William l., the breeder behind Cooltomin Cavaliers located in Pearl River, NY. The health of our dogs always comes first. We're committed to ethical breeding & a continued effort to enhance the breed standard. We have spent years raising healthy and happy puppies! We are dedicated to building the breed by ensuring breed standards are passed down with each of our litters.
Why did you start breeding?
What makes your program special?
What are the different breed coat colors in your program?
Where do your breeding dogs live?
These dogs are already reserved or have gone home.
Maggie
Female

Hudson
Male

Jasmine
Female
Chipper
Male
Jasmine
Female
Penny
Male
Hudson
Male
Tyson
Male
William has been certified by Good Dog's screening team for responsible and trusted breeding practices. When you're ready to reach out, feel free to ask any questions about the breed, their program, or specific puppies.
William partners with buyers to find the best match as the puppies develop and their personalities take shape. Typically, matches are finalized when the puppies reach about 6 weeks old.
"Our goal is to produce not only our healthy, well-bred dogs, but also to create lifelong matches that benefit both our puppies and their new families"

"ll puppies are raised in a home environment with a strong focus on health, socialization, and temperament. Each puppy comes with age-appropriate vaccinations, veterinary checks, and a written health guarantee. All Puppies are the same price regardless color or gender."
William may provide a written contract or health guarantee when you purchase a puppy. This helps protect both you and your breeder, ensuring that you both have a clear understanding of the terms of your puppy purchase. If William offers a contract or guarantee, the details will be personalized by them. If you have any questions or want to know more, don't hesitate to reach out to William directly.
You can drive or fly to pick up your puppy from William.
Meet in Pearl River, NY
Flexible meeting point
William can meet at a location that works for both of you
Certifications & recognitions
AKC Breeder with H.E.A.R.T..
William has been a member of Good Dog for over 3 years
William was screened for responsible practices and has been a member since 2022.
Cooltomin Cavaliers meets or exceeds our community standards in these areas:
Cavalier King Charles Spaniel
About Spotty
Spotty is is ofa certified
Uploaded health tests
Cavalier King Charles Spaniel
About Maverick
Maverick is a male Cavalier King Charles Spaniel. Carefully selected as a great representative of his breed, William decided to make him part of their program. William has passed Good Dog’s screening process, which involved a review of their breeding practices, environment, and the mental and physical health of their dogs.
Cavalier King Charles Spaniel
About Ruby
Our puppies are out of Molly, an AKC-registered female with a loving nature and beautiful personality. She has an excellent temperament, is affectionate, and is a devoted mother to her puppies.
Uploaded health tests
Cavalier King Charles Spaniel
About Maverick
Our puppies are sired by Maverick, an AKC-registered male known for his loving nature and beautiful personality. He has an excellent temperament, is affectionate, and produces puppies with wonderful dispositions—perfect for families and companions.
Good health testing
Great level
Cooltomin Cavaliers reports to performing the health tests below on their breeding dogs. Ask your breeder about the tests performed on the parents of your litter. Learn more about health testing for Cavalier King Charles Spaniels.
Eye Certification (CAER, registered with OFA)
Eye testing reduces the chance of passing down a wide range of hereditary eye illnesses including retinal dysplasia, lens luxation, and glaucoma, which can cause impared vision or blindness.
Cardiac Evaluation (registered with OFA)
Heart testing reduces the chance of passing down congenital heart disease, which can cause a range of symptoms ranging from trouble exercising to heart failure.
Syringomyelia (MRI)
A breeder may perform additional tests on their dogs that do not fall into these general categories. These tests may be more uncommon or very specific to a particular breed.
Health testing is one key piece of responsible breeding and is performed on breeding dogs to prevent the presence of heritable conditions in their puppies.
Health testing is one key piece of responsible breeding and is performed on breeding dogs to prevent the presence of heritable conditions in their puppies.
Health testing is one key piece of responsible breeding and is performed on breeding dogs to prevent the presence of heritable conditions in their puppies.