Avalon Mastiffs is a proud member of the MCOA, OEMC, NEMF and many others. They strive to produce top quality dogs that can be used in competitions but also as loving family pets.
http://www.angelfire.com/sc/AvalonMastiffs/index.html

Mountain Valley Mastiffs-Responsible Breeder and exhibitors of english mastiffs in the Columbia,Inma
Mountain Valley Mastiffs is located in central South Carolina. This family owned kennel is completely devoted to the production of unique and superb Mastiff specimens that can later become amazing partners.
http://www.mtnvalley.net/main.htm

Red Maple Mastiffs - South Carolina Mastiff breeder with mastiff puppies located in Inman, South Car
As proud owners of numerous award winning dogs, Red Maple Mastiffs is ready to welcome you and to introduce you to its incredible puppies and dogs. All of them count with the proper health certificates.
http://www.redmaplemastiffs.com/

Tucson Mastiffs
Tucson Mastiff is home to American, Canadian and International Champion dogs which happen to be the consequence of years of hard work and consistency. They are all properly health tested.
http://www.angelfire.com/sc/TusconKennels/

Two Ponds Kennel English Mastiff Puppy Breeder in South Carolina Fawn, Brindle, Apricot Old English
Located in the city of Pauline, South Carolina, Two Ponds Mastiffs specializes in the breeding of fawn, brindle and apricot Mastiff puppies for loving and caring homes.
http://www.2ponds.com/