Emerald Mtn Ranch

Ranching in the Yampa Valley

Working Conservation of Turkish Boz Shepherd Guardians

The Stanko Legacy: Five Generations of High-Country Ranching

Since 1907, our family has stewarded the same 700 acres in the Yampa Valley of Northwest Colorado. We don’t just live on the land; we are a part of it. For over a century, Emerald Mtn Ranch has survived the challenges of high-altitude ranching, and that century of experience is built into every aspect of our operation.

Meet the Pack

Explore our working sires and dams protecting our pastures.

Meet our Sheep

Explore our Romonav Sheep rasied on the Ranch

Poultry

See the birds we raise on the ranch, from chickens, guinea fowl, and peafowl

Available Puppies

View current litters, upcoming pairings, and reservation details.

Working Conservation & Turkish Boz Shepherd Guardians

Welcome to Emerald Mtn Ranch, located in the high country of Steamboat Springs, Colorado. Our 700-acre mountain ranch is more than our home; it is the ultimate high-altitude proving ground for our working livestock guardian dogs.
While our roots stem from five generations of ranching, our core passion and mission today is conserving the Turkish Boz Shepherd as a functional, real-world working asset. We breed for stable temperment, functional guardians built to protect family homesteads, livestock, and children.

Preserving Authentic Instincts & Working Heritage

At Emerald Mtn Ranch, preserving the Turkish Boz Shepherd means safeguarding the natural instincts, athletic ability, and steady minds that have defined this breed for centuries. Our focus is centered on raising healthy, capable guardians that excel in real-world environments. We believe true breed conservation comes down to balancing four essential priorities:

Natural Stock Instincts: We foster innate guardian instincts from day one by raising our puppies in the heart of our multi-species ranch. Pups learn naturally alongside livestock, building confidence, spatial awareness, and proper stock respect.
Functional Health & Sound Structure: A giant working guardian must be built to move effortlessly. We prioritize genetic health testing, structural balance, and functional movement over extreme bulk. Our goal is producing long-lived, agile dogs capable of patrolling large pastures and navigating rugged mountain terrain without physical strain.
Clear, Stable Temperaments: A true Boz Shepherd combines calm discernment with steady confidence. We select for dogs that can read real-world situations accurately offering a formidable presence against true threats while remaining patient, gentle, and trustworthy around family and children.
Real-World Proving Ground: Our dogs are raised and evaluated in high-altitude conditions with real weather extremes and surrounding predator pressure. This ensures every litter carries forward the practical workability needed for active homesteads and working ranches.

Leanr More about BOZ

Thank you for giving me the opportunity to have and raise such an amazing dog. Emerald Mountain Ranch is doing a truly amazing job selecting for robust, structurally sound, conformationally excellent dogs. Jan’s videos capture the exceptional fluid movement of her dogs, not common in giant breeds. When visiting her ranch before selection, I was impressed with the demeanor and temperament of all the Boz we met. We walked into pasture after pasture, meeting both studs and females. Without introduction, we were greeted without aggression, fear, or excessive energy. Truly well socialized dogs, bred not just for genetic health, but sound and stable temperament. The value of Jan’s early conditioning of the pups including early exposure to various sensory experiences, can’t be overstated. I describe our puppy Dominion as bomb proof. He isn’t afraid of engines, fireworks, crowds of people, car rides, elevators, you name it. He also is incredibly gentle with our Pomeranians and any children he meets. I can’t imagine someone being a better custodian to this breed than EMR/The Stanko’s. Thank you for this amazing, stable, gigantic companion.

Eric Taylor

2026 Talat/Nova

We couldn’t be happier with our experience at Emerald Mtn Ranch and with our new Boz Shepherd puppy, Arturo. Jan is truly an outstanding breeder. From the very beginning, it was clear how much care, knowledge, and dedication she puts into raising her dogs. The ranch itself is absolutely amazing, and the environment she provides for her puppies makes such a difference. Jan does an incredible job socializing them — exposing them to other animals, taking them on car rides, and handling them constantly so they are comfortable and confident. That early foundation really shows.
Our boy Arturo is one of the best puppies we’ve ever had. He is even-tempered, easygoing, and just goes with the flow. Nothing seems to stress him out. His calm, confident personality is a true testament to the thoughtful breeding and early socialization he received. Emerald Mtn Ranch Boz Shepherd is an amazing Boz Shepherd breeder, and we highly recommend Jan to anyone looking for a well-rounded, stable, and beautifully raised puppy. We are beyond grateful for Arturo!

Dagmar Josie Wittner
2025 Talat/Zana

2025 Talat/Zana

See additional Testimonials

Proud Members of

USDA Wildlife Services Colorado Non-Lethal Program

Rapid Assistance Dog Team

The Emerald Mtn Ranch Difference

Raised in the Thick of It

Our Boz Shepherds are not kennel-raised dogs. They are born directly into ranch life, living alongside cattle, sheep, goats, and poultry from day one. This early environment builds on their natural instincts, climate resilience, and clear judgment.

Gentle Souls, Bold Protectors

What sets the Boz apart is their extraordinary dual nature. Out in the pasture, they are a formidable force against apex predators. At home with their humans, especially children, they possess deeply tender, patient, and loving souls.

Advocacy, Research & Education

A guardian dog is only as good as the knowledge behind it. We actively collaborate with USDA programs, research entities, and advocacy groups to advance predator management and provide ongoing public education regarding the purpose and use of livestock guardian dogs .

Proven in High-Country Predator Territory

We raise our pack in extreme winter weather and high-altitude conditions. While apex predators like wolves, lions, bears, and coyotes travel the surrounding region, our adult dogs maintain a formidable deterrent presence that keeps predators from pushing onto our main ranch grounds.

Tested in Heavy Apex Predator Country:

Our puppies and started dogs routinely place with working ranches and homesteads located directly in high-density apex predator territories across North America.

Highly Sought After:

Because our pups are born in the thick of ranch life and bred for functional working genetics, Emerald Mtn Ranch Boz Shepherds are in high demand for homesteads needing serious predator deterrence.