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Kent County, Delaware

Licensed Septic Companies in Kent County, DE

25 septic companies serve Kent County, Delaware, and 25 of them hold a Delaware septic license or certification matched to the Delaware Department of Natural Resources and Environmental Control list (data as of October 2026).

Septic services in Kent County

Guides: Septic tank pumping · Septic system installation · Septic repair · Drain field repair · Installation cost · Pumping cost

25 septic companies in Kent County

Harrington 6

  • Apple Designs

    Harrington, DE 19952

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2099E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 670-7301

  • Frank G Hrupsa

    Harrington, DE 19952

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2445E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 270-1817

  • Gary Simpson Contracting

    Harrington, DE 19952

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #6132E2 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (410) 829-3291

  • Gerardi Septic Service, LLC

    Harrington, DE 19952

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4050E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 242-4715

  • Gerardi Septic Service, LLC

    1239 Rd 298, Harrington, DE 19952

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4504E4 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 242-6599

  • Vernon Hood Construction

    Harrington, DE 19952

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2147E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 422-7170

Dover 5

  • K4 Management

    Dover, DE 19901

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4510E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 736-0180

  • L E Parsons Septic Services

    2326 Lockwood Chapel Rd, Dover, DE 19904

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #5588E3 (Delaware Department of Natural Resources and Environmental Control, verify)
    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2257E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    From their website: Pumping · Installation · Repair · Drain field

    (302) 670-8007 leparsonsseptic.com

  • Sunnyfield Contractors

    150 Sunnyfield Ln, Dover, DE 19904

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2011E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 674-8610

  • Teal Construction Inc

    612 Mary St, Dover, DE 19903

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2286E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 678-9500 tealconstruction.com

  • White Marsh Environmental Systems Inc

    Dover, DE 19901

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4573E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 734-7500

Camden Wyoming 4

  • Ken Darling & Sons Inc.

    9367 Willow Grove Rd, Camden Wyoming, DE 19934

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #6147E2 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 270-1440

  • Ken Darling & Sons, Inc

    Camden Wyoming, DE 19934

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4613E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 697-2286

  • Septic Masters

    Camden Wyoming, DE 19934

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #6151E2 (Delaware Department of Natural Resources and Environmental Control, verify)
    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #6399E1 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 861-0433

  • Wade Kimball Construction

    Camden Wyoming, DE 19934

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4075E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 284-4732

Clayton 3

  • John H Cook and Son

    Clayton, DE 19938

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4686E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 653-9932

  • Mark Kohout Jr.

    Clayton, DE 19938

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4384E3 (Delaware Department of Natural Resources and Environmental Control, verify)
    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4389E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 653-4400

  • Tru Grit LLC

    525 Black Diamond Rd, Clayton, DE 19938

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #6226E1 (Delaware Department of Natural Resources and Environmental Control, verify)
    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #6098E1 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 593-4700

Hartly 2

  • Countryside Excavation

    Hartly, DE 19953

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4694E3 (Delaware Department of Natural Resources and Environmental Control, verify)
    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4128E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 363-7395

  • Septic Masters

    Hartly, DE 19953

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4404E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 670-0305

Marydel 2

  • M And D Plumbing and Drain Cleaning Specialists, Inc.

    Marydel, DE 19964

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4236E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 492-8880

  • Roger Darling Incorporated

    Marydel, DE 19964

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2072E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 270-1906

Felton 1

  • AAA Environmental Services, LLC

    Felton, DE 19943

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2347E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 632-1847

Frederica 1

  • Delaware Log Homes

    Frederica, DE 19946

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #2005E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 270-6200

Magnolia 1

  • Gill Construction Incoporated

    Magnolia, DE 19962

    • Licensed: Delaware DNREC Licensed On-Site Sewage System Contractor (Class E) · #4386E3 (Delaware Department of Natural Resources and Environmental Control, verify)

    Per state license: Installation

    (302) 270-9166

Septic licensing in Delaware

Delaware publishes its Class E septic contractor roster as public-domain open data, including company phone and email. The Delaware DNREC issues these credentials: Class E system contractor/installer license.

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

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

Septic companies in Kent County: common questions

How many licensed septic companies are in Kent County, DE?

25 septic companies serve Kent County, Delaware, and 25 of them hold a Delaware septic license or certification matched to the Delaware Department of Natural Resources and Environmental Control 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 Delaware?

Delaware publishes its Class E septic contractor roster as public-domain open data, including company phone and email. The licensing body is the Delaware DNREC.

Which companies pump septic tanks in Kent County?

1 of the 25 listings in Kent County offer septic tank pumping, either on their own website or under a state pumper license. Use the service filter above to show only those companies.

Which companies install septic systems in Kent County?

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

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

Use the Delaware DNREC's lookup (https://data.delaware.gov/resource/376h-4rq3) and search the contractor's name or license number. Our guide to checking a septic license walks through it.