Visit us In-Person @ our Office or Quarry!

Both our Main Office and Dolomite Quarry are located in Hollister, California. You can find the exact location to each below – as well as our email & telephone number!

Main Office: 1055 Nash Road
Holister, CA – 95023

Quarry Location: 11380 Cienega Rd
Holister, CA – 95023

Phone: (831) 636-1383

Email: calrock@yahoo.com