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50+ Years
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Your Trusted Partner for Critical Infrastructure Construction
Underground Construction has built an unparalleled reputation as an industry leader in construction solutions since 1936. With over 87 years of experience, our commitment to safety, quality, and customer satisfaction has driven the successful completion of thousands of projects across gas transmission, electrical infrastructure, airport fueling systems, and industrial facilities. Our team of experts combines deep technical knowledge with a proactive safety culture, exceeding regulatory standards while delivering turnkey solutions for governmental, commercial, and private sector clients nationwide. As a subsidiary of Quanta Services, we leverage an extensive network of specialized resources to execute complex projects efficiently.

Our focus on innovation allows us to transform construction challenges into collaborative opportunities, supported by advanced training programs and cutting-edge equipment. We maintain leadership positions in multiple construction sectors through continuous investment in workforce development, operational excellence, and community engagement. Our geographic reach extends across North America, with particular strength in Western markets where we originated. The Underground Way emphasizes utilizing the best personnel to deliver the best solutions, creating lasting infrastructure that supports critical energy, transportation, and communication needs while maintaining zero-incident safety goals.
Services
Electrical Transmission & Distribution Gas Transmission & Distribution Airport Fueling Systems Industrial Construction Pipeline Integrity Services
Details
  • Year established: 1936
Highlights and features
  • We have 87 years of experience in multi-sector construction projects
  • Our safety programs exceed regulatory requirements with zero-incident goals
  • We offer specialized expertise in electrical, gas, and airport fueling systems
  • Our Quanta Services affiliation provides access to the largest equipment fleet in North America
  • We maintain direct ownership of specialized construction resources for project control
Services
Electrical Transmission & Distribution
We install comprehensive electrical infrastructure including transmission lines, distribution systems, and substation foundations across diverse environments. Our 87-year legacy combines technical expertise with safety excellence, delivering turnkey solutions from urban centers to remote locations. Our capabilities encompass conduit installation, energized substation work, and complete system integration for public and private energy providers.
Gas Transmission & Distribution
Specializing in complex gas infrastructure since 1970, we execute transmission and distribution projects ranging from 4" to 36" pipelines in varied terrain. Our expertise covers valve automation, compressor station construction, and horizontal directional drilling while maintaining strict safety protocols during installation and system upgrades for urban and cross-country applications.
Airport Fueling Systems
Since the 1970s, we've constructed critical aircraft fueling infrastructure including storage tanks, hydrant systems, and filtration networks at 15+ major airports nationwide. Our technical capabilities include environmental remediation and fuel system commissioning for both commercial hubs and Department of Defense facilities, ensuring reliable 24/7 operation.
Industrial Construction
We deliver specialized industrial infrastructure for refineries, manufacturing plants, and energy facilities with expertise in complex piping systems and reinforced concrete structures. Our 50+ years of experience covers deep excavation projects, dam construction, and process facility modifications requiring precise engineering and safety management.
Pipeline Integrity Services
Our comprehensive pipeline maintenance solutions include strength testing, leak detection, and system upgrades while maintaining operational safety. We implement advanced technologies for valve automation, corrosion control, and regulatory compliance across both gas distribution and transmission networks serving urban and remote locations.
People
Andrew Nortz
President
Andrew Nortz leads Underground Construction with strategic oversight of electrical operations. His tenure includes roles at Cal Poly's Construction Management Advisory Council and Construction Resource Center, supporting industry development through education partnerships and operational excellence.
Dr. Avery Fox
Director of Safety
Dr. Avery Fox directs safety programs with over a decade of experience in pipeline and utility construction. A certified safety professional with academic credentials in public health, he focuses on mentorship programs and achieving superior safety performance standards recognized by industry associations.
Brian Donecker
Vice President of Health and Safety
Brian Donecker oversees safety for 500+ workers, bringing 20+ years of infrastructure safety expertise. His roles span railway and mining sectors, with specialization in OSHA and DOT regulatory compliance, emphasizing proactive risk mitigation across all project phases.
Mike Kress
Senior Director of Electric Line
Mike Kress leads electric line operations with 39 years of utility industry experience. A former lineman who rose through technical and managerial ranks, he implements safety programs and quality control systems while maintaining Lean Six Sigma and emergency response certifications.
Sergon Attisha
Director of NorCal Operations
Sergon Attisha directs Northern California operations with technical and business expertise developed since 2015. His leadership spans project execution, resource optimization, and client relations, supported by civil engineering credentials and an MBA for strategic infrastructure development.
Questions
What construction sectors does Underground Construction specialize in?
We specialize in electrical transmission/distribution, gas pipeline infrastructure, airport fueling systems, and industrial plant construction with expertise spanning 87 years.
What safety certifications does your company maintain?
Our leadership holds multiple safety credentials including CSP, EPSE, and Lean Six Sigma, with specialized training programs exceeding OSHA, DOT, and PHMSA regulatory requirements.
What geographic areas do you serve?
Primarily Western US markets with established operations in California, Arizona, Nevada, and Texas, supported by Quanta Services' nationwide network.
How does your Quanta Services affiliation benefit projects?
As Quanta's largest subsidiary, we access specialized equipment fleets, technical resources, and collaborative capabilities for complex multi-regional projects.
What career development opportunities exist?
We offer structured apprenticeships, technical certifications, and leadership programs with internal advancement opportunities across all construction disciplines.
What major projects have you completed recently?
Our recent work includes fueling system upgrades at 15+ commercial airports, gas pipeline integrity projects, and electrical grid expansions for major utilities nationwide.
Reviews (3)
David Lay
Dec 23, 2019 Report
This company is the company everyone should want to work for. They are very professional, do quality work, and truely are sincere when it comes to caring, safety, and well being of their employees. And it doesn't matter what your title is or what you do for them you are respected and treated with integrity and sincerity about your well being as not just an employee but a person all equally. The not unheard of for many employees to stay there long after the norm of 20 or so years. The employee with the longest time at the company is 40 plus years. The owner himself stops in the middle of his day
Tyler Cook
Sep 13, 2019 Report
Redoing all of the infrastructure in my neighborhood in Pollock Pines, CA and more of the outlying areas, and wow! The equipment goes up fast, the lines are strung and connected without interruption, and the only interruption which happens when they switch out the transformer is brief, only about a working days' length. The crews are friendly and answer questions without hesitation and seem to enjoy the work they do. I love watching them do their work as it interests me, and if I'm in need of a job later in life, I know where to look!
Randy Harrell
Jan 18, 2018 Report
You know the saying, "I would give no stars if I could?" This company has turned our little mobile home park into a war scene. At least 1 out of 3 things that they did have had to torn out and redone. The employees are rude and foul-mouthed and the "superintendents are, let's say, without truth. My home is still a disaster and I can't clean anything until they FINALLY finish this months long project. Bad news.