At 4C Kennels, our commitment is to produce working-line Cane Corsos that embody exceptional health, powerful structure, and unwavering temperament. Each litter is carefully planned with a focus on preserving the true history and function of the Italian Mastiff—producing dogs that are as stable and reliable with family as they are capable in work and protection.

We are excited to announce that our next planned breedings are officially approaching.

Why Choose a 4C Kennels Corso?

Our breeding philosophy is rooted in selective, ethical standards:

• Health Screening: Our breeding stock undergoes comprehensive health evaluations to support strong hips, elbows, and overall anatomical function.
• Balanced Temperament: We focus on raising confident, stable companions with clear heads and natural protective instincts.
• Proven Bloodlines: Every pairing is selected to maintain working drive, athletic agility, and structural integrity.
• Lifelong Support: Joining the 4C family means continuous guidance through training and development for the life of your dog.

Reserve Your Placement

Because our litters are intentionally limited to ensure individual attention and proper early socialization, reservation spots fill quickly.

If you are looking for a high-caliber companion, guardian, or working dog, we invite you to reach out early to discuss upcoming availability and our placement process.

Get in Touch Today

Take the first step toward bringing home your next companion:

• Visit: www.4ckennels.com
• Call: 408-712-1666
• Application: Fill out our Puppy Placement Application on the website to help us match the right puppy to your home and lifestyle.

Stay tuned for official pairing updates and announcements!

BYRON, CA - January 1, 2026 - 4C Kennels, a premier working-dog facility specializing in American Kennel Club (AKC) registered Cane Corsos, today announced the expansion of its comprehensive canine services, offering dedicated breeding and professional training programs with plans to introduce full-service boarding in the near future.

Dedicated to the health, structure, and noble temperament of the Cane Corso breed, 4C Kennels combines ethical, selective breeding practices with disciplined obedience and working-dog training. Every puppy bred at 4C Kennels is AKC registered, coming from carefully vetted bloodlines designed to maintain the strength, intelligence, and protective instincts of the Italian Mastiff breed while ensuring well-balanced companions for families and working environments.

Our goal at 4C Kennels is to provide a complete, lifelong support system for our dogs and their owners," said Johny Grass, Founder of 4C Kennels. "We don't just breed exceptional, healthy AKC Cane Corsos; we lay the foundation through dedicated training to ensure these powerful working dogs are confident, obedient, and well-adjusted family guardians.

In addition to its breeding operations, 4C Kennels offers professional canine training programs tailored to working and guardian breeds. The training regimen focuses on foundational obedience, handler communication, and behavioral stabilization—giving owners the tools needed to build a safe, structured relationship with their dogs.

Looking ahead, 4C Kennels is actively preparing for the launch of a state-of-the-art boarding facility. The upcoming boarding expansion will provide local dog owners with a secure, highly structured, and comfortable environment for short-term and extended stays, managed by experienced working-dog professionals.

To learn more about upcoming litters, training availability, or future boarding reservations, visit www.4ckennels.com or contact 4C Kennels directly at 408-712-1666.

About 4C Kennels

4C Kennels is a specialized working-dog kennel dedicated to the ethical breeding, training, and care of AKC registered Cane Corsos. Focused on health, structural integrity, and temperament, 4C Kennels serves dog owners, working homes, and families seeking elite canine companions. With specialized training available and plans for a full-service boarding facility underway, 4C Kennels is committed to setting a standard of excellence in total canine management.

For more information, visit www.4ckennels.com.