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Clearbrook Mastiffs
- Sioux Falls, SD
- Responds within a day
Upcoming litters
Planned Mastiff litter
Due May 2026
Ready July 2026
Meet the breeder
I'm Mollie B., the breeder behind Clearbrook Mastiffs located in Sioux Falls, SD. Our dogs are bred for health, temperament, and intelligence. We strive to produce the best overall pets and family members. We raise our litters in our home to help set the foundation for happy and confident puppies to transition well into their forever homes. It’s a privilege to have the opportunity to make an impact on each individual puppy!
Q. & A. with Mollie
What are the different breed coat colors in your program?
Our puppies are fawn. Colors will vary depending on the parent dogs.Where do your breeding dogs live?
They live in my home.
Matched dogs
These dogs are already reserved or have gone home.
Boy 6
Went homeMale
Girl 4
Went homeFemale
Girl 6
Went homeFemale
Boy 2
Went homeMale
Boy 3
Went homeMale
Girl 2
Went homeFemale
Girl 1
Went homeFemale
Boy 5
Went homeMale
Girl 5
Went homeFemale
Boy 1
Went homeMale
Boy 4
Went homeMale
Girl 3
Went homeFemale
Girl 3
Went homeFemale
Girl 2
Went homeFemale
Boy 3
Went homeMale
Boy 2
Went homeMale
Boy 1
Went homeMale
Girl 1
Went homeFemale
Getting a puppy from Mollie
Mollie 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.
Price
Connect with Mollie to learn more details about pricing.
Contract & health guarantee
Mollie 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 Mollie 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 Mollie directly.
Always communicate and pay on Good Dog.Learn more
What’s included
From Good Dog
- Lifetime support from Good Dog’s Care Team
- 10% lifetime discount on Figo pet insurance
- Puppy Training Program & private community
Enrichment & socialization
- Various sounds
- Surface & tactile stimulation
- Socialized with children
- Daily handling
- Socialized with other dogs
- Introduced to people of different ages and appearances
Puppy health practices
- Vet check
- First round of shots and deworming
- Vet records
Extras
- Initial potty training
- Puppy starter kit
- Toys
- Food & treats
- Blanket with mom & littermates’ scent
- AKC registration
Location & pick-up
You can drive or fly to pick up your puppy from Mollie.
Breeder’s location
Meet in Sioux Falls, SD
1049 miles away
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Other pick-up locations
Meet in Omaha, NE
985 miles away
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More about Mollie
Mollie has been a member of Good Dog for over 3 years
Mollie was screened for responsible practices and has been a member since 2022.
MB
Mollie is a trusted Good Dog breeder
Clearbrook Mastiffs meets or exceeds our community standards in these areas:
- Responsible breeding practices
- Health of breeding dogs and puppies
- Puppy environment and enrichment
- Buyer education and policies
Parent dogs
Butters, mom
Mastiff
About Butters
Butters is a female Mastiff. Carefully selected as a great representative of her breed, Mollie decided to make her part of their program. Mollie 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.
Parent health testing
Breeder-Reported Testing
Excellent level
Clearbrook Mastiffs 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 Mastiffs.
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 (rDVM, not registered), 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 Examination (rDVM, not registered with OFA), 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 (rDVM, not registered with OFA), 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.
DNA Disease Panel
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).
