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*The Angi rating for Land Surveying companies in Roundup, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Land Surveying needs.

*The HomeAdvisor rating for Land Surveying companies in Roundup, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Land Surveying needs.

Last update on January 22, 2026

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Stahly Engineering & Associates

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Stahly Engineering & Associates

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56 years of experience

Stahly Engineering & Associates, a full service civil engineering and survey firm since 1970, believes that building positive relationships by delivering quality services is the key to our success. Personal involvement from owners and project managers in individual projects performed and the communities we serve strengthens our commitment to our clients' goals. Stahly Engineering provides engineering services in the fields of transportation, site development, water and wastewater systems, and structures. We also assist public and private clients with planning, grant writing and administration, GIS, all types of survey services, and construction inspection.

Stahly Engineering & Associates, a full service civil engineering and survey firm since 1970, believes that building positive relationships by delivering quality services is the key to our success. Personal involvement from owners and project managers in individual projects performed and the communities we serve strengthens our commitment to our clients' goals. Stahly Engineering provides engineering services in the fields of transportation, site development, water and wastewater systems, and structures. We also assist public and private clients with planning, grant writing and administration, GIS, all types of survey services, and construction inspection.

Land Surveying questions, answered by experts

Prior to excavation, you should prepare the dig site and call 311 before you sign anything.

To get your site ready for excavation, you should move anything in the area that isn’t affixed to the land. You can save money on the excavation by removing hardscaping, including walkways, decks, concrete patios, and paver patios.

Before you carry out any digging, you should call 311 to confirm that there are no utility lines running through your excavation site. Skipping this step could lead to severe injury and property damage if your excavator hits a water, sewage, or gas line.

Yes, they assess topography and potential risks related to flooding.

If a buyer pays for a survey, the surveyor they hired will only provide results to them. It’s up to the buyer whether they share the survey results with the seller or not, even if they ultimately walk away from the deal. It’s considered good faith to share the results with the seller, though, especially if you back out of the deal, as the seller can then provide that survey to future interested parties.

Detailed mapping of elevation changes and natural features on the property.

A land survey can take anywhere from a few hours to a month or more, depending on the size of the property, the type of survey, the property’s accessibility and topography, and the availability of historical property records. A simple boundary survey to determine a fence line can be completed in a day while surveying 50 acres of undeveloped woodlands may take weeks or longer.

The Roundup, MT homeowners’ guide to land surveying services

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