American Owned - Montana Owned - Locally Owned

In need of gravel for your next project? Look no further than Donaldson Bros.

Gravel can be a crucial part of any landscaping or construction project. So when you have a choice of gravel suppliers go with the best, Donaldson Bros. Ready Mix. At Donaldson Bros. we have a state of the art aggregate crushing and washing operation on an automated scale, meaning you get only the most premium gravel.

We Offer a Full Range of Products:

  • Ready mixed concrete aggregates

  • Decorative rock

  • Washed rock

  • Fill products

  • Bedding materials

  • Crushed base materials

  • And four different grades of sand

The quality of our products is carefully monitored to ensure compliance with all specifications.  Our goal is to exceed customer specification.

Our Gravel: 

 Our Sand:

 Our Rocks:

  • Pit run

  • Dutch Hill pit run

  • 3” screened gravel

  • 1 ¼” Gravel

  • ¾” Gravel

  • ¾” Premium gravel (w/200 blend)

  • ¾” Dutch Hill gravel

  • 1" Reclaim gravel

  • Concrete sand

  • Masonry sand

  • Traction sand

  • 3/8" Crusher fines

  • ¼” Crusher fines

  • 1 ½” to 4” Oversized round rock

  • 4” to 6 ½” Oversized round rock

  • 1 ½” Natural drain rock

  • ¾” Natural rock

  • Pearock

  • 1 ¼” Crushed rock

  • ¾” 100% Fractured rock

  • Rock chips

  • Screened and unscreened top soil

  • And imported rock, bark and mulch

At Donaldson Bros. Construction in Hamilton we have the supplies, the knowledge and the experienced staff to provide the material and the help you need to make your next project a success.  We also are Hamilton's best concrete supplier for residential and commercial projects.