Allgemeiner Deutscher Rottweiler Klub (ADRK)

Alliance of Independent Rottweiler Klubs (AIRK)

American Kennel Club (AKC)

American Rottweiler Verein (ARV)

American Temperament Tests Society (ATTS)

Deutscher Verband der Gebrauchshundsportvereine (DVG America)

Heartland Rottweiler Klub (HRK)

International All Breed Canine Association (IABCA)

National Independent Rottweiler Klub (NIRK)

Orthopedic Foundation for Animals (OFA)

Rottweiler Klub of North America (RKNA)

Texican Rottweiler Club

United Schutzhund Clubs of America

United States Rottweiler Club (USRC)

Dog Food Advisors

Dog Sport Gear

International Canine Semen Bank (ICSB)

Jack Onofrio Dog Shows

Jog A Dog

Leerburg - Dog Training DVDs and Equipment

Paw Village Pedigrees Database

Pedigree Database - Rottweilers

Professional Handling Services - Perry Payson

Professional Dog Trainer - Dana Williams

Pet Portrait by Melanie Phillips

Priefert Dog Kennels

Ray Allen K9 Equipment

Revival Animal Health - Pet Pharmacy

Show Registry - online entry services

Total Rottweiler Magazine

Triple Crown Dog Academy

Working-dog.eu (pedigree database)