Looking for a top Maryland utility contractor?
AUI Group delivers underground utility construction with great results, completed on time, with exceptional value — directional boring, trenching, and full turn-key installation.
MDOT MBE/DBE Certified
Serving Maryland since 1998Two companies, one standard of work
Absolute Underground Inc.'s mission is to build long-term relationships by delivering high-quality products and unsurpassed customer service — while staying within budgeted cost and timeframe.
Personalized Service
Work directly with our team from start to finish—never passed from one representative to another.
Transparent Pricing
Fair, competitive pricing with change orders only when project scope truly changes.
On-Budget Delivery
We manage projects carefully to keep costs on track and avoid unnecessary surprises.
Clear Communication
Open, honest communication with customers, vendors, and partners every step of the way.
Quality Workmanship
We take pride in delivering safe, reliable, and superior results on every project.
1998
Company founded
40+
Employees
100+
Yrs combined experience
2
Licensed subsidiaries
Quality construction solutions provided
Directional boring
Steerable-head boring since 2003 for minimal disruption under roads and parking lots.
Conduit proofing
Air pressure, duct rodder, or vacuum proofing on new or existing conduit runs.
Vibratory plowing
A vibratory blade slices to 36" deep, burying service without opening a trench.
Land boring
Pneumatic missile boring for smaller installs under roads and driveways.
Backhoe & excavation
Efficient for larger installations, with full site cleanup after excavation.
Trenching
Trencher, backhoe, or excavator installs with backfill, tamping, and restoration.
Specialty concrete
Encased duct banks, equipment pads, and light pole bases to spec.
Solar & EV charging
Outside plant communications, solar array, and EV charging station installs.
Exceptional work, proven results
Abingdon, MD
Boulevard at Box Hill
240' installed across the parking lot via directional boring to connect the BGE service to the car chargers.
Installed a new transformer pad and bollards per BGE requirements.
Dug, formed, and poured an equipment pad plus four car-charger pads.
Maryland
Spring Grove Hospital
Installed several thousand feet of conduit via directional boring, missile boring, and vibratory plow.
Augered, formed, and poured new light pole foundations across the site.
Excellence through client experience
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Building trust through quality and experience
Request a quote
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1234 Old Dorsey Rd
Harmans, MD 21077
Open Monday – Friday
7:00 AM – 5:00 PM
(410) 768-2614