
I'm Kathy S., the breeder behind Silver Star Leos located in Washington. Our breeding program focuses on maintaining the unique characteristics specific to the breed while striving to produce puppies of superior health, temperament, and conformation. We are proud of our dogs and their puppies, and it is always our goal to preserve and better the breed with each litter.
Where do your breeding dogs live?
Kathy 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.
Together, you’ll choose the puppy that’s right for you, stay in touch with regular updates, and plan how to bring your new puppy home.

Kathy 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 Kathy 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 Kathy directly.
You can drive or fly to pick up your puppy from Kathy.
Meet in Washington
1431 miles away
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Kathy has been a member of Good Dog for over 2 years
Kathy was screened for responsible practices and has been a member since 2023.
Silver Star Leos meets or exceeds our community standards in these areas:
Excellent level
Silver Star Leos 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 Leonbergers.
Hip Dysplasia (rDVM, not registered), Hip Dysplasia
Hip testing reduces the chance of passing down hip dysplasia, which is primarily found in large breed dogs and can cause hip pain and the eventual loss of the function of the hip joint.
Elbow Dysplasia Finals (OFA, BVA, SV, FCI)
Elbow testing reduces the chance of passing down elbow dysplasia, which is primarily found in large breed dogs and can cause arthritis in the elbow joint and front leg lameness.
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.
Thyroid (Autoimmune Thyroiditis, registered with OFA)
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.
DNA Disease Panel, Polyneuropathy 3, Leonberger and Saint Bernard Type, Leukoencephalomyelopathy (LEMP), Polyneuropathy 2, Leonberger and Saint Bernard Type, Polyneuropathy 1, Leonberger and Saint Bernard Type
Genetic testing reduces the chance of passing down a wide variety of hereditary diseases of differing prevalence and severity such as Progressive Retinal Atrophy (an eye disease) and Von Willebrand's Disease (a blood disease).