Good K9 Academy is a boutique dog training facility in Gaithersburg, MD with 100+ five-star Google reviews and 10+ years of experience. We turn reactive, anxious, and unruly dogs into calm, confident companions through balanced training methods combining positive reinforcement and e-collar work. Our Board & Train program is unique: dogs live with their dedicated trainer in a real home, not a kennel. We also offer In-Home Training, Puppy Training, Group Classes, Aggressive Dog Training, Boarding, and Daycare. Serving Gaithersburg, Rockville, Germantown, Bethesda, Potomac, McLean, and the broader Maryland, DC, and Virginia area. Get started today with a free in-person consultation!