Licensed Septic Companies in Denton, MD
14 septic companies serve Denton, Maryland, and 14 of them hold a Maryland septic license or certification matched to the Maryland Department of the Environment list (data as of October 2026).
Septic services in Denton
Guides: Septic system installation · Aerobic septic systems · Installation cost · Pumping cost
14 septic companies in Denton
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Abel Envirotech
811 Sundayt Dr, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Acer Environmental Assessments, LLC
26268 Baker Rd, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Arthur Knipple & Sons
9746 Foy Rd, Denton, MD 21629 · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Baltimore Washington Contracting
10290 Log Cabin Rd, Denton, MD 21629 · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Caroline CHD
403 S. 7th St. Rm248, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Caroline County Hd
403 South 7Th Street, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Choptank Excavating LLC
802 Crystal Ave, Denton, MD 21629 · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
From their website: Installation · Perc testing Per state license: Aerobic systems
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Draper Construction & Contracting LLC
5845 Laurel Grove Rd, Denton, MD 21629 · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Hobbs Contractors Inc
26425 Hobbs Rd, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Hobbs Contractors Inc
26245 Hobbs Rd, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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J Darling
10870 Greensboro Rd, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Kiblers Excavating
25464 Smith Landing Rd, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Richard Breeding Excavating
826 Crystal Ave, Denton, MD · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
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Towers Concrete Products Inc.
26425 Hobbs Road, Denton, MD 21629 · Caroline County
- Licensed: Maryland MDE Certified BAT (Best Available Technology) Septic Installer (Maryland Department of the Environment, verify)
Per state license: Installation · Aerobic systems
No listings match those filters.
Septic licensing in Maryland
Maryland certifies installers of nitrogen-reducing BAT septic units; installers also need the unit maker's certification, and some counties require a local license. The Maryland Department of the Environment issues these credentials: BAT (Best Available Technology) certified installer; County septic installer licenses in some counties.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Denton and whether the permit fee is in their quote.
Maryland septic licensing: agencies, license types and how to check a license →
Septic companies in Denton: common questions
How many licensed septic companies are in Denton, MD?
14 septic companies serve Denton, Maryland, and 14 of them hold a Maryland septic license or certification matched to the Maryland Department of the Environment 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 Maryland?
Maryland certifies installers of nitrogen-reducing BAT septic units; installers also need the unit maker's certification, and some counties require a local license. The licensing body is the Maryland Department of the Environment.
Which companies install septic systems in Denton?
14 listings in Denton install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Maryland license.
How do I check a septic contractor's license in Maryland?
Use the Maryland Department of the Environment's lookup (https://mde.maryland.gov/programs/water/BayRestorationFund/OnsiteDisposalSystems/Pages/index.aspx) and search the contractor's name or license number. Our guide to checking a septic license walks through it.