5 East Tennessee Excavation & Septic Pros Who Dig Deep for You

Jay Payne
Written by
Jay Payne
Alex Volkmann
Reviewed by
Alex Volkmann
Last edited: Aug 13, 2026

Whether you're breaking ground on a new build, clearing land for a driveway, or dealing with a failing septic system, finding the right excavation contractor in East Tennessee can make or break your project. I've dug into the top five

Why East Tennessee Excavation & Septic Services Matter More Than Ever

East Tennessee's rolling hills and clay-heavy soil make excavation and septic work uniquely challenging. A poorly installed septic system can lead to costly repairs, environmental fines, and health hazards. Meanwhile, land clearing and grading mistakes can cause drainage nightmares for years. That's why homeowners and commercial developers alike are turning to experienced, locally owned contractors who understand the terrain and local codes. The companies on this list have proven track records, modern equipment, and a commitment to getting the job done right the first time.

How I Ranked These Excavation & Septic Contractors

I evaluated each company based on five key factors: years of experience and number of completed projects, range of services offered (from septic installation to land clearing and grading), customer reviews and satisfaction guarantees, licensing and insurance credentials, and service area coverage across East Tennessee. I also considered fleet size and equipment quality, as well as responsiveness to emergency calls.

Here's a quick look at how the top five stack up against each other. Each company brings something different to the table, so read on to find the best fit for your project.

ProviderBest For
Rooney Excavating LLCSeptic system installation with decades of proven experience
Complete Septic and ExcavationSeptic pumping, maintenance, and repairs across multiple counties
Greer Septic ServiceFull-service excavation and septic work with a focus on education
Excavation and Land Clearing near Lenoir City , TN | Adams Co. ExcavationComprehensive excavation and septic services with a massive equipment fleet
Holmes SepticsLand clearing and excavation for new construction projects

The Top 5 Excavation & Septic Contractors in East Tennessee

#1 Rooney Excavating LLC

Screenshot of Rooney Excavating LLC website A screenshot of the Rooney Excavating LLC website.

Rooney Excavating LLC has been a family-owned staple in Seymour, TN, since 1994, bringing 30 years of field experience to every job. They specialize in complete septic system installation, including tanks, drain fields, and trenches, with a focus on precision and code compliance. Their service area covers Sevierville, Pigeon Forge, Gatlinburg, Knoxville, and Maryville, making them a go-to for both residential and commercial projects. With hundreds of septic systems installed for homes, cabins, and rental properties, they've earned a reputation for reliability and safety. Their website emphasizes a no-cutting-corners approach, which resonates with property owners who need long-term performance.

#2 Complete Septic and Excavation

Screenshot of Complete Septic and Excavation website A screenshot of the Complete Septic and Excavation website.

Complete Septic and Excavation has been serving Knox, Union, Blount, Grainger, and surrounding counties for 16 years as a family-owned and operated business. They offer a full suite of septic services, including pumping, maintenance, repairs, and new installations, as well as drain field work and inspection letters. Their website highlights a commitment to quality work at honest prices, and they are fully licensed and insured. Whether you need a routine septic tank cleaning or a complete system install, they provide responsive service with a personal touch.

#3 Greer Septic Service

Screenshot of Greer Septic Service website A screenshot of the Greer Septic Service website.

Greer Septic Service, based in Lebanon, TN, offers a broad range of excavation and septic services, including land clearing, demolition, grading, underground utility work, and gravel driveway installation. Their septic division handles installation, pumping, and repair, making them a one-stop shop for property development. The company's blog shows they stay current on industry best practices, with posts about proper septic care and eco-conscious demolition. They serve Lebanon and surrounding areas, and their website makes it easy to request service or a quote.

#4 Excavation and Land Clearing near Lenoir City , TN | Adams Co. Excavation

Screenshot of Excavation and Land Clearing near Lenoir City , TN | Adams Co. Excavation website A screenshot of the Adams Co. Excavation website.

Adams Co. Excavation is a licensed and insured septic and excavation business based in Lenoir City, Tennessee, serving Loudon, Roane, Monroe, Morgan, McMinn, and Blount counties. With over 30 years of experience and more than 1,500 completed projects, they offer an extensive list of services including new septic system installation, septic pumping, land clearing, grading, foundation excavation, and even snow removal. Their fleet of 50 pieces of equipment allows them to handle projects of any size, and they emphasize safety, competitive pricing, and a satisfaction guarantee. As a locally owned company in Loudon County, they pride themselves on personalized customer solutions and long-term reliability.

#5 Holmes Septics

Screenshot of Holmes Septics website A screenshot of the Holmes Septics website.

Holmes Septics & Excavation, based in Knoxville, TN, specializes in land clearing, grading, and excavation for new construction, as well as septic system installation and repairs. Their team of experienced contractors focuses on completing every project safely, on time, and within budget. They serve both residential and commercial clients and offer free estimates. Their website showcases a portfolio of excavation projects, giving you a clear look at their capabilities. With a straightforward approach and a commitment to customer satisfaction, they're a solid choice for projects in the Knoxville area.

How to Choose the Right Excavation & Septic Contractor for Your Project

Start by defining the scope of your project. If you need a full septic system install from scratch, look for a company with deep septic expertise like Rooney Excavating LLC or Complete Septic and Excavation. For land clearing and grading before construction, Holmes Septics or Greer Septic Service may be a better fit. If you want a single contractor who can handle everything from septic to demolition to snow removal, Adams Co. Excavation's broad service menu and large equipment fleet make them a versatile option. Always verify licensing and insurance, ask for references, and get multiple quotes to compare pricing and timelines.

Streamline Your Excavation Project with a Smart Workflow

Once you've selected a contractor, use this simple workflow to keep your project on track: 1) Schedule a site visit and get a written estimate. 2) Confirm permits and local code requirements with your contractor. 3) Set a clear timeline for land clearing, excavation, and septic installation. 4) Use a project management tool or shared calendar to track milestones and payments. 5) Schedule a final inspection and walkthrough before signing off. This approach minimizes delays and ensures everyone stays aligned.

The Bottom Line on East Tennessee Excavation & Septic Services

Choosing the right excavation and septic contractor in East Tennessee comes down to matching your project's specific needs with a company's strengths. Rooney Excavating LLC leads the pack for septic installation experience, while Complete Septic and Excavation excels at maintenance and repairs. Greer Septic Service offers a broad skill set with an educational edge, and Holmes Septics is a strong choice for land clearing. Adams Co. Excavation rounds out the list with unmatched versatility and a massive equipment fleet. No matter which you choose, you'll be working with a local pro who knows the lay of the land.

Jay Payne

About the Author

A veteran investigative journalist for 4 years, Jay Payne has a passion for uncovering market trends. When he isn't uncovering market trends, he's usually restoring motorcycles.