WWW.SASQUATCHMASTIFF.COM
Located in the state of Iowa, Sasquatch Mastiffs breeds and raises these dogs with tons of love and affection, transforming them into members of the family. They are all properly health tested.
http://sasquatchmastiff.com/

Iske's Stoneridge Kennel Mastiff's
Operated by Jeff and Deanna Iske and located in the city of Newton, Iowa, Iske’s Stoneridge Kennel strives to produce high quality Mastiff dogs. They are sold with a two year guarantee.
http://www.webspawner.com/users/iske/index.html

Titan Mastiffs, Kingsley Iowa, Home of BIS/BISS CH Lazy D's Family Tradition, CGC
With numerous champion dogs, Titan Mastiffs is a proud owner that will provide you with the most amazing specimens for this breed. Healthy and beautiful puppies are available.
http://www.titanmastiffs.com/