Meet Our Team
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Andrea Martinos

Owner/Operator

Andrea is the owner/operator of Endless Mountains GSDs, and is also a mother to an adorable 6 year old, Aaliyah. Andrea is a licensed nurse and has spent the last 6 years in geriatric care. The only thing she enjoys more than serving the elderly, is caring for, breeding and raising dogs. In particular German Shepherds. Andrea has owned other breeds prior to GSDs and always loved all dogs. She attended canine 4H as a child with her family Border Collie Mix, "Baby," and is now a current AKC member, as well as being enrolled in canine training school online to expand her knowledge. 

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Madi Petersen

Kennel Manager

​Madi grew up an avid animal lover. Since the time she was 13, every job she had revolved around animals. After graduating high school, Madi expanded her management skills while managing a large horse farm in the Finger Lakes. Soon after that, she made the transition into veterinary medicine in which she continues to work as a veterinary technician. 2 years ago, Madi fell in love with the German Shepherd breed when Andrea brought Ana and Tiger into the clinic as pups. Madi now owns 10 animals of her own, and one of which being a GSD from our very first litter.

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Brooklyn Kasson

Kennel Assistant 

Brooklyn graduated from SUNY Delhi to be a veterinary technician in 2017. Prior to that, Brooklyn had always been an animal lover. Brooklyn now continues to work as a vet tech in NY and has many animals of her own, including several cats and a GSD from our first litter.