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Smith County, Tennessee

Licensed Septic Companies in Smith County, TN

17 septic companies serve Smith County, Tennessee, and 17 of them hold a Tennessee septic license or certification matched to the Tennessee Department of Environment and Conservation list (data as of October 2026).

Septic services in Smith County

Guides: Septic system installation · Installation cost · Pumping cost

17 septic companies in Smith County

Carthage 7

  • Bdgr Excavating LLC

    303 Dixon Springs Hwy, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #14271 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 489-6150

  • Brian Windham Construction

    407 Main St North, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #4234 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 418-6655

  • Cumberland Site Services

    7 Gibbs Cir, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #13753 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 351-7577 cumberlandsupplytn.com

  • Eatherly Group Inc

    166 River Rd, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12433 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 604-8200

  • Patriot Contractors LLC

    Po Box 316, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12929 (Tennessee Department of Environment and Conservation, verify)

    From their website: Perc testing Per state license: Installation

    (615) 489-0578 patriotcontractorsusa.com

  • Roberts construction

    13 Farley lane, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #18288 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 281-2371

  • Wayne Spivey

    194 Hartsville Pike, Carthage, TN 37030

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12771 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 680-4554

Gordonsville 3

  • Smith County Septic Service

    144 Plunkett Creek Road, Gordonsville, TN 38563

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #11801 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 897-4444

  • Stewart'S Excavating

    262 Meadow Drive, Gordonsville, TN 38563

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #10581 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 683-6216

  • Thompson'S Backhoe Service

    323 Rawls Ck. Road, Gordonsville, TN 38563

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #9 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 735-1816

Pleasant Shade 3

  • Kemp Brothers Construction, Inc.

    12 Old Kemp Hollow Lane, Pleasant Shade, TN 37145

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #11578 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 735-9624

  • Paul Rich Construction

    32 Gammons Ln, Pleasant Shade, TN 37145

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12078 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 388-1302

  • Triple C General Contracting

    89 Gammons Lane, Pleasant Shade, TN 37145

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12962 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 735-7957

Elsewhere in Smith County 1

  • Mid South Excavation

    5440 Cainsville Rd, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #18141 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 478-5179

Brush Creek 1

  • Pardue Excavating LLC

    Po Box 250, Brush Creek, TN 38547

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12066 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 207-5722

Dixon Springs 1

  • West Farms & Construction, LLC

    ,Po Box 92, Dixon Springs, TN 37057

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #13186 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 489-3555

Elmwood 1

  • RT Builders, LLC

    777 Cookeville Hwy, Elmwood, TN 38560

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #17953 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (615) 489-5075

Septic licensing in Tennessee

Tennessee permits septic installers yearly by system type; permits expire December 31. The Tennessee Department of Environment and Conservation, Division of Water Resources issues these credentials: Conventional installer permit; Alternative system permits (low-pressure pipe, mound, lagoon, aerobic); Pumper permit.

Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Smith County and whether the permit fee is in their quote.

Tennessee septic licensing: agencies, license types and how to check a license →

Septic companies in Smith County: common questions

How many licensed septic companies are in Smith County, TN?

17 septic companies serve Smith County, Tennessee, and 17 of them hold a Tennessee septic license or certification matched to the Tennessee Department of Environment and Conservation list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.

Who licenses septic contractors in Tennessee?

Tennessee permits septic installers yearly by system type; permits expire December 31. The licensing body is the Tennessee Department of Environment and Conservation, Division of Water Resources.

Which companies install septic systems in Smith County?

17 listings in Smith County install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Tennessee license.

How do I check a septic contractor's license in Tennessee?

Use the Tennessee Department of Environment and Conservation, Division of Water Resources's lookup (https://www.tn.gov/environment/permits/water/septic-systems-permits.html) and search the contractor's name or license number. Our guide to checking a septic license walks through it.