K9 Trails 4 Tails LLC
Ranked #2 in Vallejo and #296 in California
Service area: Vallejo, CA
Service Overview
Types of Dog Training
- Family Dog
- Behavior Modification
Specialty Focus Areas
- Basic Obedience
- Leash Pulling
- Recall
Dog Training Methodology
Methods:
- ✓ Balanced Training
The training programs focus on re-creating the relationship between pet parents and their dogs through leadership, respect, structure, and affection. Key areas of training include controlled leash walks, threshold work, place work, crate training, and recall training. The approach is based on the belief that most dog behavior is conditioned.
About the Trainer
K9 Trails 4 Tails LLC is a dog training business led by owner Jeff Yamaoka, who is also a pack leader and pet parent. The business aims to help dog owners build a strong foundation with their dogs, leading with love and fulfilling their dog’s potential.
Jeff’s passion for dogs began in 2013, leading him to turn his experience and understanding of dog psychology into a career. He believes that while dogs have unique traits, most behavior is conditioned, and pet parents’ actions, emotions, and energies significantly affect their pets’ state of mind.
The goal of K9 Trails 4 Tails is to help pet parents re-create their relationship with their dogs through principles of leadership, respect, structure, and affection. Specific training examples include controlled leash walks, threshold work, place work, crate training, and recall training.
Accomplishments
Jeff Yamaoka is the owner, pack leader, and pet parent. He gained significant insight into dog behavior and psychology after consulting a dog behaviorist, which informed his foundational principles for training. He has personal experience raising and fostering multiple dogs since 2013.

Contact Information
Misc Features
- wheelchair accessible parking