Careers
For reliable infrastructure solutions
Your trusted partner in Natural Gas Utility Construction, Horizontal Directional Drilling, and other Underground Utilities.
Committed to safety and quality, we build the foundations for a better tomorrow.
Rated Excellent by Clients
Partnerships
We continue to partner with municipalities and system owners throughout Alabama and look forward to further expansion across the Southeast.
Building the Foundation for Tomorrow.
GMC Underground is a leading provider of underground utility construction services across Alabama. With decades of experience, we specialize in laying the groundwork for essential services that power our communities.
Expertise You Can Trust
From complex trenching to advanced directional drilling, our skilled teams deliver projects with precision, efficiency, and an unwavering commitment to safety and quality.
Innovation at Work
We leverage cutting-edge technology and innovative techniques to overcome complex challenges, ensuring minimal disruption and superior results for every project, large or small.
Committed to Safety
Safety is our top priority. Our rigorous safety programs and continuous training ensure a secure working environment for our employees and the communities we serve.
Learn More
Our Core Underground Services.
GMC Underground offers a comprehensive range of services to meet the diverse needs of modern infrastructure development. We deliver reliable solutions with precision and expertise.
Natural Gas Utility Construction
End-to-End installation and replacement of steel and PE gas mains and services for municipal and utility clients.
Horizontal Directional Drilling (HDD)
Trenchless installation of HDPE, power, and communication conduits, including crossings under creeks, rivers, and through rock for 1–24 inch pipes.
Vacuum Excavation
Non-destructive utility daylighting and digging around sensitive assets.
PE Pipe Fusion
Butt and electrofusion for leak-resistant PE pipeline joints.
Steel Gasline Welding
Certified welding for new and replacement steel mains and services
Regulators & Stations
Installation of above- and below-ground regulators and regulator stations for accurate pressure control.
Our Project Workflow
How We Deliver Excellence.
At GMC Underground, we follow a structured and transparent process to ensure every project is completed on time, within budget, and to the highest standards of quality and safety.
Start Your Project
Step 1
Consultation & Planning
We discuss your needs, assess the site, and develop a detailed project plan.
Step 2
Site Preparation
Safe and efficient preparation of the work area, including utility locating.
Step 3
Execution & Installation
Our expert crews perform the construction, adhering to strict safety and quality controls.
Step 4
Completion & Restoration
Final inspections, testing, and meticulous site restoration to original conditions.
Partnerships for Progress
Who We Serve.
GMC Underground proudly serves a diverse range of clients across various sectors, providing essential underground utility solutions that support growth and development across the Southeast.
Municipalities
Supporting public works with reliable utility infrastructure.
Utility Companies
Partnering to expand and maintain power, water, and gas networks.
Developers/Contractors
Providing essential infrastructure for residential and commercial projects.
Industrial Clients
Tailored solutions for industrial-scale underground utility needs.
Black and white circular logo with "GMC UNDERGROUND" and "SINCE 1977", featuring a chainsaw and pipe.
GMC Underground
GMC Underground specializes in natural gas distribution, horizontal directional drilling, and other underground utilities across the state of Alabama. With decades of experience, we specialize in laying the groundwork for essential services that power our communities. Our skilled teams deliver projects with precision, efficiency, and an unwavering commitment to safety and quality.
Company
Opelika, AL
315 South 6th Street Opelika, AL 36801
Huntsville, AL
26232 Old Highway 20 Madison, AL 35756
Spanish Fort, AL
30640 Morris Lane Spanish Fort, AL 36527
Contacts
E-mail
corporateoffice@gmcunderground.com
Phone
+1 (334) 249-1900
GMC UNDERGROUND
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