Welcome to Subsurface Utility Investigations

Based in Atlanta, we provide private utility locating and subsurface utility engineering services to Georgia, Alabama, Florida, South Carolina, North Carolina, and Tennessee. Having the utilities accurately marked prior to designing and/or construction is beneficial to every project. We utilize the most advanced equipment and latest training in the industry.  Contact us to see how our services can help you dig safer and design smarter!

Why SUI?

We strive for perfection and deliver a quality service.

For Surveyors

Find out what we provide to the Land Surveying industry.

Private Utility Locating

We start where the one-call guys stop!




We have the experiance to precisely locate within tower sites!




Fault Finding

We have the tools and experiance to locate the fault in your lines. Contact us for more information.



3D Mapping & BIM

We can create in depth 3D networks and CADD drawings to supplement your projects needs.



ASCE 38.02

A link to the full description of the standards involved with Subsurface Utility Engineering.



The Dig Law

Subsurface Utility Investigtions, LLC is NOT a one-call provider. Click here for more information regarding your states dig laws


Thank you for your interest in Subsurface Utility Investigations, LLC.  Our buisness is based on genuine client relationships and delivering a superior service. We look forward to working with you! 

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