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Sullivan County, Tennessee

Licensed Septic Companies in Sullivan County, TN

30 septic companies serve Sullivan County, Tennessee, and 30 of them hold a Tennessee septic license or certification matched to the Tennessee Department of Environment and Conservation list (data as of October 2026).

30 septic companies in Sullivan County

Elsewhere in Sullivan County 7

  • Big Cut Enterprises, Inc.

    239 Poppys Drive, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #11899 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (270) 452-4491

  • Cox Excavating

    956 Weaver Branch, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1457 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 341-3431

  • Grady Harr

    583 Whitetop Rd, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #181150 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 956-1928

  • Hillside services LLC

    192 Bluff City Hwy, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #14226 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 383-3525

  • Hobbs Enterprises, Inc.

    545 E. Carters Valley Road, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #10822 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (276) 225-7596

  • Marvin Hawkins Backhoe Service

    19419 Cleveland Road, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1096 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (276) 628-1311

  • Mcmurray Excavating

    217 Fowlers Branch Road, TN

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #11288 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (276) 386-2810

Bristol 6

  • A Plus Plumbing Inc

    PO Box 1585, Bristol, TN 37621

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #146 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 340-0779

  • Carrier's Excavating

    161 Arnold Way, Bristol, TN 37620

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #13290 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 914-0982

  • Cox Construction

    345 Morrell Town Road, Bristol, TN 37620

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1434 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 538-8628

  • Gr Construction

    739 Reedy Creek Road, Bristol, TN 37620

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1413 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 444-9633

  • Reliance Construction Services

    394 Glenwood Road, Bristol, TN 37620

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12382 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 956-0920

  • Slone'S Plumbing

    222 Grace St, Bristol, TN 37620

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #18048 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 484-8773

Blountville 5

  • Carr'S Backhoe Services

    108 Isley Road, Blountville, TN 37617

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #10901 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 534-2354

  • Cochran Landscape

    494 Hawley Road, Blountville, TN 37617

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12767 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 817-2105

  • D. K. Roberts Excavating

    671 Fairview School Road, Blountville, TN 37617

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #10335 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 571-5599

  • Glover'S Construction

    3614 Hwy 11-W, Blountville, TN 37617

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #10 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 383-0017

  • Waterman’s Excavating and Construction

    391 Red Bud Lane, Blountville, TN 37617

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #13723 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 534-8614

Bluff City 4

  • Bouton Home Builders

    676 Weaver Branch Rd, Bluff City, TN 37618

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1068 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 833-5132

  • Larry & Sons Backhoe Service

    362 Sigman Hollow Road, Bluff City, TN 37618

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #10816 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 538-5459

  • Seven Dogs Excavating

    1376 Egypt Road, Bluff City, TN 37618

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #18206 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 612-2835

  • Webb Construction

    465 Weaver Creek Road, Bluff City, TN 37618

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1143 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 366-7454

Kingsport 4

  • Billie williams

    458 McClain rd, Kingsport, TN 37660

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #13443 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (304) 952-9169

  • JTB Construction: Custom Homes, Excavation, & Dump Trucking

    104 Dillow Circle, Kingsport, TN 37663

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type CL) · #13729 (Tennessee Department of Environment and Conservation, verify)

    From their website: Installation

    (423) 726-2225 jtb-construction.com

  • Ralph Fields and Son Excavating

    501 Lynch Rd, Kingsport, TN 37660

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #799 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 534-6237

  • Sunbear Outdoors

    237 Tall Tree Dr, Kingsport, TN 37663

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #18231 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 560-6476

Piney Flats 3

  • K&M excavating

    906 Sugar Hollow Road, Piney Flats, TN 37686

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12824 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 361-1065

  • M & J Roberts Construction, LLC

    383 Spangler Road, Piney Flats, TN 37686

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #1414 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (233) 406-1207

  • Roberts Septic

    2055 Devault Bridge Rd lot17, Piney Flats, TN 37686

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #18024 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 431-9686

Watauga 1

  • A-1 Mr. Sewer

    104 Wade Bulla Rd, Watauga, TN 37694

    • Licensed: Tennessee TDEC Permitted Septic Installer (Type C) · #12053 (Tennessee Department of Environment and Conservation, verify)

    Per state license: Installation

    (423) 833-6341

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 Sullivan 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 Sullivan County: common questions

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

30 septic companies serve Sullivan County, Tennessee, and 30 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 Sullivan County?

30 listings in Sullivan 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.