
I'm Roger G., the breeder behind Twin Isles Giant Schnsizers located in Silver Spring, MD. My Giants are loyal, smart, active, and stunning. I love my Giants and focus on doing my best to maintain a healthy bloodline first and foremost. All dogs are OFA certified and genetically tested. Additionally, my Giants must meet the AKC standards by having good temperaments and solid bone/ muscle.

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?

Roger 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.

"$2500 for uncropped ears. $3200 for cropped ears. All tails are docked. AKC Registered microchip implant included. First round of vaccinations. Highly socialized puppies. Obtain medical health checks. All poppies are the same price, with the exception of those that are show quality. Prices of show puppies are subject to price negotiation and contract stipulations."
Roger 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 Roger 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 Roger directly.
You can drive or fly to pick up your puppy from Roger.
Meet in Silver Spring, MD
Meet at Baltimore/Washington Airport
Flexible meeting point
Roger can meet at a location that works for both of you
Roger has been a member of Good Dog for over 3 years
Roger was screened for responsible practices and has been a member since 2022.
Roger’s links

Twin Isles Giant Schnsizers meets or exceeds our community standards in these areas:
Giant Schnauzer
About Belle
Belle is a female Giant Schnauzer almost 7 years old. Carefully selected as a great representative of her breed, Roger decided to make her part of their program. Roger 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.
Excellent level
Twin Isles Giant Schnsizers 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 Giant Schnauzers.
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.
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.
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.