Focused on safety first with a health-conscious approach
At National Underground Group, safety is our top priority. We adhere to strict safety protocols and guidelines in all aspects of our operations. Our team is trained and equipped to ensure that all our solutions meet or exceed industry safety standards.
We are dedicated to promoting a safe environment for our customers, employees and communities. We prioritize environmentally friendly practices and strive to minimize our impact on the environment.
Earning trust by being quality-minded, dependable and reliable
To deliver the highest quality services to our customers, we use state-of-the-art technology and equipment to ensure that we meet the most stringent quality standards. We seek continuous improvement and always strive to exceed our customers’ expectations.
We understand that our customers’ time and resources are valuable. That’s why we are committed to being dependable and reliable in every aspect of our business. We keep our promises, meet our deadlines and deliver on our commitments. Customers trust us to be there when they need us, and to deliver consistent, reliable results.
Delivering exceptional results that solidify customer satisfaction
Understanding that needs may change, we are always ready to adapt and respond to our customers’ requirements. Our team is responsive and accessible, and we value open communication. We listen to customer feedback, address any concerns, and work closely to overcome challenges and find solutions that meet their needs.
We approach every project with determination, perseverance and a can-do attitude—and are not afraid to take on difficult projects or tackle tough issues.
For projects of all sizes and complexities, customers choose us with confidence
Partner with us and see what sets us apart from the competition. Customers know we get the job done right.
Service Lines
Accumark
Accumark provides locating services for a complete Subsurface Utility Engineering field services solution. Also offering subsurface utility designation, mapping and locating services, Accumark is recognized for its safety-first focus and outstanding customer service as well as accuracy and timeliness that lead to cost savings and damage prevention.
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Benchmark
Benchmark delivers damage prevention solutions, provides underground locating services through established 811 on-call contracts and also offers private utility-locating services. Its differentiated Single Source Damage Prevention Program delivers industry-leading accuracy ratios, on-time ticket responses and exceptional customer service. Its Single Source locating model means the company locates for one customer within a given group of locators and supervisors. By not layering multiple utilities and customers on top of each other, Benchmark is able to offer customers a professional service with quality locating, on time.
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Pro-Pipe
Pro-Pipe provides cross bore inspection and pre- and post-construction inspections for trenchless installations. Utilizing advanced technology and sophisticated equipment, Pro-Pipe digitally maps (GIS) underground infrastructure, provides condition scoring for prioritization and assessment, and offers comprehensive maintenance and rehabilitation.
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Tri-State Utilities
Tri-State Utilities provides turnkey pipeline rehabilitation solutions and utilizes industry-leading trenchless pipe lining technologies, including the cured-in-place-pipe (CIPP) lining method, on sanitary sewers and storm drains. Customers trust Tri-State Utilities for its in-depth expertise, local knowledge, faster response time, quality assurance and cost-efficiency.
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Accumark
Accumark provides locating services for a complete Subsurface Utility Engineering field services solution. Also offering subsurface utility designation, mapping and locating services, Accumark is recognized for its safety-first focus and outstanding customer service as well as accuracy and timeliness that lead to cost savings and damage prevention.
Go to Accumark Go to Accumark Go to Accumark
Benchmark
Benchmark delivers damage prevention solutions, provides underground locating services through established 811 on-call contracts and also offers private utility-locating services. Its differentiated Single Source Damage Prevention Program delivers industry-leading accuracy ratios, on-time ticket responses and exceptional customer service. Its Single Source locating model means the company locates for one customer within a given group of locators and supervisors. By not layering multiple utilities and customers on top of each other, Benchmark is able to offer customers a professional service with quality locating, on time.
Go to Benchmark Go to Benchmark Go to Benchmark
Pro-Pipe
Pro-Pipe provides cross bore inspection and pre- and post-construction inspections for trenchless installations. Utilizing advanced technology and sophisticated equipment, Pro-Pipe digitally maps (GIS) underground infrastructure, provides condition scoring for prioritization and assessment, and offers comprehensive maintenance and rehabilitation.
Go to Pro-Pipe Go to Pro-Pipe Go to Pro-Pipe
Tri-State Utilities
Tri-State Utilities provides turnkey pipeline rehabilitation solutions and utilizes industry-leading trenchless pipe lining technologies, including the cured-in-place-pipe (CIPP) lining method, on sanitary sewers and storm drains. Customers trust Tri-State Utilities for its in-depth expertise, local knowledge, faster response time, quality assurance and cost-efficiency.
Go to Tri-State Go to Tri-State Go to Tri-State