Mountain Mama Mastiffs

Diana G.

Breeder of Mastiffs

  • Addy, WA
  • Responds within a few hours

Meet the breeder

I'm Diana G., the breeder behind Mountain Mama Mastiffs located in Addy, WA. We offer top-quality, loving English Mastiff puppies to their perfect forever homes. Our dogs are beautiful and bring so much joy! Our dogs are health tested and bred for temperament, movement, and conformation. Puppies are raised in our homes and socialized with our kids and other dogs. Health care is important and managed by Diana, an RN since 2008. We turn your Mastiff dreams into massive reality!

Q. & A. with Diana

  • Where do your breeding dogs live?

    They live in my home and guardian homes.

Matched dogs

These dogs are already reserved or have gone home.

Getting a puppy from Diana

Diana 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

Puppy prices include a $500 non-refundable deposit and between $750 - $3,000 final payment, before taxes & fees.

“The price includes AKC completed registration, microchips, and listing with AKC Reunite. Puppies are up to date on all age-appropriate vaccines and rotational deworming programs. They have a vet visit completed and they go home with a guarantee/contract, and puppy goody bag. The deposit is due after puppies are two weeks old. If you are unable to complete the purchase when the puppy is ready to go home, the deposit can be put toward a puppy from another litter.”

Contract & health guarantee

Diana 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 Diana 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 Diana 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
      • Car rides
      • Surface & tactile stimulation
      • Socialized with children
      • Daily handling
      • Introduced to people of different ages and appearances
    • Puppy health practices
      • Vet check
      • First round of shots and deworming
      • Vet records
      • Microchip
    • Extras
      • Registration
      • Initial potty training
      • Puppy starter kit
      • Toys
      • Food & treats

Location & pick-up

You can drive or fly to pick up your puppy from Diana.

Breeder’s location

Meet in Addy, WA

2092 miles away

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Other pick-up locations

Meet at Spokane Airport (Geiger Field)

2073 miles away

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Flexible meeting point

Diana can meet at a location that works for both of you

More about Diana

  • Diana has been a member of Good Dog for almost 4 years

    Diana was screened for responsible practices and has been a member since 2021.

Diana is a trusted Good Dog breeder

Mountain Mama 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

Parent health testing

Breeder-Reported Testing

Great level

Mountain Mama 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

    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.

  • 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), Canine Good Citizen (CGC)

    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.

  • Hyperuricosuria (HUU), PRA Dominant (DPRA), Mastiff Type, GenSol Diagnostics DNA Testing, Multifocal Retinopathy 1 (CMR1), DNA Disease Panel, Degenerative Myelopathy (DM; SOD1A)

    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).

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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.