Marco - R3 Mastiffs

Marco - AOM GCHS R3 Cabezon One More Ride FDC ATT

Mastiff Club of America Best in Grand Maturity in 2021.

Silver Grand Champion at 3 years old.

Bronze Grand Champion at 2 years old.

Grand Champion at 13 months old!

Champion at 9 months old!

Marco is our stud pick from the Cowboy x Halle breeding. He is co-owned with Nico Tomacelli

Marco Group 4 Umpqua
Marco Group 1 Umpqua
Marco Group 2 Sammamish
Marco Best in Grand Maturity
Marco Silver GCH
Marco Group 4 Ephrata Moses Lake
Marco Group 3 Ephrata Moses Lake
Marco Group 3 Corpus Christi 2
Marco Group 3 Corpus Christi 1
Marco Bronze GCH
Marco BOB Great Clark County KC
Marco BOS SSMF Sweeps
Marco BOB Moses Lake
Marco BOB Moses Lake
Marco BOB Moses Lake
Marco New Champion
Marco BOW Vancouver
Marco BOW Vancouver

Marco is offered at stud to quality, health tested, well-tempered females of responsible breeders.

Marco's Pedigree

Marco's OFAs


  • 35 Best Of Breed Wins
  • MCOA Best In Grand Maturity
  • AOM REMC Specialty
  • MCOA Gold Health Award
  • AKC Silver Grand Champion
  • Group 4 Umpqua KC
  • Group 1 Umpqua KC
  • Group 2 Sammamish KC
  • Group 3 Ephrata Moses Lake KC
  • Group 4 Ephrata Moses Lake KC
  • Group 3 twice Corpus Christi KC


  • AKC Temperament Test
  • BOB Olympic KC
  • AKC Bronze Grand Champion


  • BOW Puyallup Valley DF
  • AKC Puppy Of Achievement
  • WD Tualatin KC
  • WD twice DF Assoc. of Oregon
  • AKC Champion
  • Group 4 Nisqually KC
  • AKC Grand Champion
  • 1st SSMF Sweeps
  • BOS SSMF Sweeps
  • 1st MCOA Futurity
  • 1st MCOA Sweeps
  • AKC Farm Dog Certification
  • 11 BOB


  • Born March 31st
  • Graduated Puppy Obedience 101
  • Graduated Puppy Obedience 102
  • Awarded AKC S.T.A.R. Puppy
  • BOB Beginner Puppy twice Timberland Valley DF
  • Group 4 Beginner Puppy
  • BOW twice Vancover KC
  • BOW twice Whidbey Island KC
  • WD twice Greater Clark Cty KC