Assertive K-9 Training / Thinschmidt German Shepherds
is a husband-wife team with 34 years' experience training dogs!
Diana Foster CPDT 3071391 (Certified Pet Dog Trainer)
Doug Foster CPDT 1071357 (Certified Pet Dog Trainer & Certified Regional Helper)

What sets up apart:
34 years running a very successful business
AAA rating with the Better Business Bureau
Both owners are certified dog trainers / Positive reinforcement trainers
Dedicated to training and breeding full time
Active in competing all over the country
Promoted and endorsed by - Caesar Milan
We absolutely 'LOVE' what we do!
Caesar Milan with Diana, Doug, and Michele

Business Manager and Professional Photographer,
'Michele'
Our Certifications
- Both Certified Pet Dog Trainers
- Certified Regional Helper
- 34 years in Dog Obedience Training / Specializing in Behavioral Problems
- 15 years in breeding from the very best in German Shepherds
- 10 years in German Conformation (showing and handling)
- Star in newest DVD with Cesar Millan
- Expert witnesses on vicious dog attacks
- Volunteer work with Animal Shelters/ Rescues
- Volunteer teaching TLC class for children under SPCA
- Give hands on experience for trainers earning their certification for ABC School
- Articles published with Dog Training Magazines
- Featured on 'The Pet Place'
- First of 5 books to be published by June 30, 2009
- BBB - Better Business Bureau (AAA rating!)
- Member of:
- APDT - (Association of Pet Dog Trainers)
- USA - (United Schutzhund Club of America)
- GSDCA- (German Shepherd Dog Club of America)
- GSDCA-WDA- (Ger. Shep. Dog Club of America-Working Dog)
- West Coast Schutzhund Club
- Lake Matthews Schutzhund Club
- South Corona Schutzhund Club (founders)



