Ozark Mountain Mastiffs

Ozark Mountain Mastiffs in Ava, Missouri, breeds mastiffs in the Ozark Mountains near Springfield. They source foundation stock from European working lines to support the breed’s protective instincts and gentle disposition. Their foundation includes health testing recommended by national mastiff clubs, including hip and elbow evaluations, cardiac screening and eye exams. Records and pedigrees accompany each puppy, ensuring families have the information they need to plan for lifelong care.

Puppies are raised indoors alongside children and livestock, benefiting from early socialization, gentle daily handling and the calm influence of nearby wildlife. Timothy R Smith emphasizes a low-stress environment with homemade diets and safe outdoor play spaces. Several dogs from their lines have gone on to work as therapy companions, reflecting the calm temperament they nurture. Reviews highlight the breeder’s clear communication and ongoing support through each stage of puppy development.