Greater Gallatin Contractors is your one stop shop for all of your Landscape and Irrigation needs. Once the project is complete we continue to maintain and care for your landscaping and irrigation system.



Greater Gallatin Contractors strives to be stewards of the Montana land and rivers we call home. Our impact comes from conserving water through smart irrigation. Mark Haarer and Ryan Dykstra, owners of Greater Gallatin Contractors, have Certified Landscape Irrigation Auditor (CLIA) and Certified Irrigation Contractor (CIC) certifications from the Irrigation Association. We are proud to follow the EPA WaterSense guidelines for contractors. Let us put our knowledge and expertise to work for you–we’ll help you use less water while keeping your green spaces beautiful! Our irrigation techs are on call to service your irrigation system issues whether large or small; irrigation start up and winterization, irrigation repair and maintenance, and irrigation installations.


We pride ourselves on being efficient as well as providing exceptional quality to our clients. Specializing in playground & park features, athletic fields, trail systems, berms & hills, planting & sod install, stream restoration, and water features.

Landscape Maintenance

Trust that professionals with an eye for detail are keeping your landscape beautiful. Offering mowing, trimming, aeration, fertilization, weed control, and spring/fall clean ups for residential and commercial properties. 

Snow Plowing

We now offer full service snow plowing for your property or business as well.