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We will help you humanely change your dogs behaviour


Diamond Dog Behaviour is focused on providing first-class dog training and behavioural services, including an in-depth assessment, behaviour modification and training with ongoing advice and support.


Why choose Diamond Dog Behaviour?

  • Full-time professional practice 7 days a week

  • Secure professional dog training areas 

  • Over 25 years of experience

  • Veterinary referrals

  • Continued and ongoing advice

  • Specialised behaviour modification and training methodology

  • All training is humane and force-free

  • Certified in the treatment and prevention of dog aggression (Dunbar Academy) an IAABC-approved course-with other validating organisations. 

  • Dip cert Dog Psychologist (CBC)

  • APDT professional trainer

  • International assoc of animal behaviour consultants member

  • Canine life and social skills trainer

  • NCC licensed


These are just some of the issues and problem behaviours we can help positively change:


Dog-dog aggression, aggression toward people inc biting, snapping, growling, mouthing and nipping, play biting, protectiveness (food, toy etc, resource guarding) rebellious type behaviour, territorial aggression, fearfulness, phobia, anxiety separation anxiety, inappropriate toileting including marking.


We also offer dog and puppy training classes in Newcastle Northumberland and throughout the North East.




We specialise in working with:


Dog aggression and reactivity  fighting, inter-household aggression, 

excessive barking in dogs, over excitement, jumping, fearful dogs, phobia, play deficit, rescue/rehab

anxious dogs- including fear of other dogs, people and environmental factors, vehicles etc, phobic response,

chasing, separation anxiety and more.

Private Training


1-1 training in convenient sized sessions in my dedicated secure training area.

Training courses




Includes  training and distraction proofing with people and dogs,

stopping chasing and absconding,

distant work, use of whistle, also verbal and hand signals.



Includes distraction proofing with people and dogs

Basic training and advanced


Includes, sit/down, stay, loose leash, heel and attention training, basic recall, stationing

Advanced training


Obedience competition mechanics

Residential training


Can be either block booked with boarding or on a drop off and pick up basis here at the centre., covering all of the above issues.

We are County Council Licensed boarders, offering a home from home environment for your dogs with large extensive and secure grounds.

Puppy training

All the foundation skills including basic training in sit, down, recall, loose leash, bite inhibition and more


Adult dog training


Adult/adolescent training includes;


Recall (whistle/verbal/hand) with distraction proofing, attention training's, loose leash, distance commands, sit-down-stay +

Dog Reactive Class


Dog reactive classes are a practical follow on from assessment working alongside the owner and are for dogs that have the following issues;


Dog-dog aggression and fighting, excessive barking dogs, fearful dogs, anxious dogs including fear of other dogs, people and environment inc vehicle chasing/fear response. 

Diamond Dog Behaviour, Welton, NE18 0LJ, Newcastle Upon Tyne

Easy access off the A69



Mob:    0739 799 9753


8.00 AM - 7.00 PM

Monday - Saturday


10:00 AM - 6:00 PM



Help me with my dog! M: 0739 7999 753


About Diamond Dog Behaviour

David Holmes Ba Hons, Dip cert Dog Psychologist (CBC), Dog Behaviour Consultant has trained and researched extensively in animal behavioural sciences, psychology and learning theory. A leading pioneer of force-free dog and puppy training in the north-east, with over 25 years of experience. He is a full professional member of the Association of Professional Dog Trainers (APDT) and is committed to its philosophy of education and humane non-punishing methods.


Certified in The treatment and prevention of dog aggression(Dunbar Academy) an IAABC approved course.


We offer our dog training in Newcastle, Tyne and Wear, Northumberland and the North East.

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