ERTEL provides full-service installation and maintenance for gas, electric, and water infrastructure.
We understand that a project isn't finished until the site is returned to its original state, which is why we offer expert on-site restoration for both hard surfaces and landscaping.
Our team combines decades of field experience with rigorous safety standards to handle complex underground projects, including lines up to 12 inches in diameter.
Every project is backed by a dedicated Safety Coordinator, ongoing staff certification, and an OSHA-compliant culture.
ERTEL provides full-service installation and maintenance for gas, electric, and water infrastructure. Our in-house boring and excavation capabilities minimize disruption, reduce surface impact, and increase project efficiency—ideal for work across roadways, developed areas, and sensitive environments.

From residential distribution to large-scale transmission lines, ERTEL provides precision-engineered natural gas installation services across South Carolina. Our team combines decades of field experience with rigorous safety standards to handle complex underground projects, including lines up to 12 inches in diameter. By utilizing advanced techniques such as hydraulic fusion and certified in-house welding, we ensure every connection is leak-proof, durable, and built to withstand the demands of the region’s growing infrastructure.

ERTEL provides comprehensive underground electrical utility services designed to support the expanding energy needs of the Lowcountry and Midlands. We specialize in the complex installation of primary and secondary power systems, as well as the critical duct bank infrastructure that protects modern electrical grids. By combining advanced horizontal directional boring with precision excavation, we deliver seamless conduit and streetlight installations with minimal surface disruption. Whether building new distribution networks or performing expert utility repairs, our team ensures every project is executed with the highest standards of safety and technical reliability.

ERTEL provides end-to-end support for water infrastructure and site management, ensuring that essential services are delivered with minimal long-term impact on the landscape. Our team specializes in the secure installation of potable water lines, adhering to strict health and safety standards to protect community resources. We understand that a project isn’t finished until the site is returned to its original state, which is why we offer expert on-site restoration for both hard surfaces and landscaping. Supported by an in-house mechanical team, we guarantee that our fleet remains in peak condition, preventing downtime and ensuring your project stays on schedule from start to finish.

Every project is backed by a dedicated Safety Coordinator, ongoing staff certification, and an OSHA-compliant culture.
Our team holds or is working toward: