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Stop Guessing.

 Screenshot 2026-05-18 093418.png Sitetwin-LogoWordmark-White (1)(26).jpg add our logo to this. make it a good marketing pic  Edit   Edit   Edit   Steel Gray Hex: #5F6368 Best used for secondary text, muted UI elements, supporting labels, and subtle contrast throughout the website. Helps soften heavy black layouts while keeping a clean industrial look.   We scan and mark every critical line and structure so your crews can build with confidence.  We locate and verify critical underground utilities so crews can build with confidence.   Black-background-sitetwin-utility-locating-gpr-scanning-logo-small.png keep everything the same but remove thet sitetwin logo and stop guessing start scanning. move the sitetwin logo toward the middle of the lefthand side  Edit   Edited image remove the entire logo and stop guessing start scanning. keep everything else the same  Edit   Edited image give me alt text for this  Futuristic underground utility locating visualization featuring a yellow GPR scanning unit detecting underground gas, water, electric, and sewer lines on a dark industrial background for subsurface utility mapping and damage prevention.

Services

Advanced GPR and utility mapping for projects where failure isn’t an option.

We Scan It. Map It. Deliver It.

We scan and mark every critical line and structure so your crews can build with confidence.

See What’s Underground

Private locates, GPR, GPS maps, and test holes — delivered clean and on time.

Comprehensive Utility Locating & Scanning

You get straightforward maps and markings — no confusion, no wasted time.

Clear Results, Ready to Use

Accurate field data means fewer surprises and smoother construction from start to finish.

Projects Stay On Track

Streamlined utility locating, scanning, and mapping—without delays, missed calls, or scheduling chaos.

How SiteTwin Gets Your Locate or GPR Job Done

Start with your KMZ, PDF, address, or written scope. Our team reviews your details and sets up the job — no back-and-forth required.

Leica DS2000 ground penetrating radar scanner above glowing underground utility lines with SiteTwin Step 1 project submission branding.”

Step 1 — Send Us Your Project Info

SiteTwin dispatches trained utility locators and GPR techs directly. No brokers, no outsourcing — just responsive crews ready to keep your project moving.

Step 2 — We Deploy Our Crew

Receive GPS points, marked PDFs, CAD files, and GPR screenshots. Clear deliverables. No guesswork.

“Aerial site map with highlighted survey boundary and SiteTwin underground utility legend for CAD-ready utility mapping results.”

Step 3 — Get Clean, CAD-Ready Results

Fast, accurate utility locating and GPR scanning — no delays, no guesswork, just precise underground utility detection

Utility Locating, GPR Scanning & Subsurface Mapping Services Nationwide

Mark buried utilities 811 misses or in conjunction with 811 for added safety.

Private Utility Locating (GPR, EM, Passive)

Convert field data into shapefiles, PDFs, and CAD for permits &amp; approvals.

Topographic seismic map scannig radar 4k image

GPS/GIS Mapping & CAD Deliverables

Scan concrete, tanks, or unknowns for safe design &amp; drilling.

GPR Scanning (Concrete, Voids, Unknowns)

One package: locate, scan, and map for complete deliverables..

Full Utility Investigation (Locate + Map)

Electrical engineer using smartphone out in the field close to electricity pylons

Google reviews

Our clients rely on SiteTwin for private locates, GPR scanning, and project support. See why professionals choose us.

4.9★ Rated by Contractors & Municipalities

SiteTwin Utility Mapping & Locating

Nick was very professional and was able to get on site the day after I called. Their radar specialist was very professional and got the job done quickly with precision. We will definitely be using them in the future.

Charles Schneider

Coming from a large corporation with many hoops to go through in getting a new company ready to work, SiteTwin was extremely quick and communicative from the start. They were able to mobilize immediately to remote sites after speaking with the construction teams and gave us deliverables within the day. I look forward to working with Lauren and the SiteTwin team for years to come!

Angel Rios

Very Professional, diligent, and exceptional customer service

Bruce Martin

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<h3 style="text-align:center">Let’s Talk Utility Locates</h3>
Based in Austin and mapping across Texas &amp; the country—SiteTwin handles GPR, potholing, GPS, and deliverables for GCs, engineers, and subs.
Book a time or shoot us your scope.

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SiteTwin

SiteTwin provides professional utility locating, GPR scanning, and subsurface mapping services for construction, engineering, and surveying projects. We help contractors, engineers, and asset owners safely identify underground utilities, prevent utility strikes, and ensure project accuracy. Services include electromagnetic locating, ground-penetrating radar (GPR), GPS/GIS mapping, test holes, and detailed field documentation.