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Licensed Well and Septic Contractors Based in New Castle County, DE

50 licensed well and septic pros based in New Castle County. Every license number below is sourced from official Delaware records, with a link to verify it yourself.

Grouped by the county of the address on each business's state license record, which can be a mailing address; it doesn't tell you where the business works. Where the record doesn't name the county of the address, its ZIP code decides (a ZIP that crosses a county line goes to the county holding most of its homes), then its town.

Need well or septic work quotes in New Castle County? Request free quotes and we'll route your request to local well and septic pros.

Septic Contractors based in New Castle County (36)

R Webb Excavating LLCLicensed

Based in Hockessin, DE · License #2387E3

Morgan Creek GC LLCLicensed

Based in Middletown, DE · License #4602E3

David P RoserLicensed

Based in Hockessin, DE · License #6242E1

Clifton L. Bakhsh, Jr., Inc.Licensed

Based in Middletown, DE · License #5832B

Town of GeorgetownLicensed

Based in Middletown, DE · License #6345F

PBF EnergyLicensed

Based in Delaware City, DE · License #6381F

Mark North Builders, LLCLicensed

Based in Middletown, DE · License #4433E3

D S WilsonLicensed

Based in Bear, DE · License #2400E3

Septic Solutions, LLCLicensed

Based in Newark, DE · License #4195C, 4195I, 4195B

Duffield AssociatesLicensed

Based in Wilmington, DE · License #4704C

Hernandez Sanitation ServicesLicensed

Based in New Castle, DE · License #6182F

Artesian ResourcesLicensed

Based in Newark, DE · License #2334E3, 2334E4, 2334F, 5963F, 5965F, 6011F

Robert Wiesner PlumbingLicensed

Based in Newark, DE · License #2394E3, 2394H

W F Construction IncorporatedLicensed

Based in Newark, DE · License #4462E3

Richard F Matoni General ContractorLicensed

Based in Middletown, DE · License #4072E3, 4072H

Jeff Bartsch Trucking And Excavating IncorporatedLicensed

Based in Townsend, DE · License #2010B, 2010E3

First State Roll OffLicensed

Based in Middletown, DE · License #6274F

Duffield Assicoates, IncLicensed

Based in Wilmington, DE · License #2089D3, 2089B

Pennoni Associates, IncLicensed

Based in Newark, DE · License #4624C

Mid-State Septic Inspections LLCLicensed

Based in Odessa, DE · License #6065H

W W Snyder Masonary ExcavatingLicensed

Based in Middletown, DE · License #2344E3

Robert C PeoplesLicensed

Based in Bear, DE · License #2263E3, 2264E3

Apex EngineeringLicensed

Based in Newport, DE · License #2398B, 2398C, 2398I

Sterling Cabinetry & CarpentryLicensed

Based in Middletown, DE · License #2351B, 2351H, 2351E3

Blevins ExcavatingLicensed

Based in Newark, DE · License #2018E3, 2018H

Anderson Civil EngineeringLicensed

Based in Middletown, DE · License #2456A, 2456C

Howard L RobertsonLicensed

Based in Wilmington, DE · License #2050C

Vandemark & Lynch IncLicensed

Based in Wilmington, DE · License #6332B

A-1 Sanitation Service IncLicensed

Based in New Castle, DE · License #5896F, 6308F, 5424F, 5575F, 5600F, 6304F

Green Paving & ExcavatingLicensed

Based in Townsend, DE · License #2120E3

MRA EngineeringLicensed

Based in New Castle, DE · License #5750B

Karl KunkleLicensed

Based in Wilmington, DE · License #4282D3

Webbys Septic Services LLCLicensed

Based in Yorklyn, DE · License #5838H, 4378E3, 4378H

United RentalsLicensed

Based in Middletown, DE · License #6334F

Landmark Engineering, IncLicensed

Based in Newark, DE · License #4568B, 4568C

KCI TechnologiesLicensed

Based in Newark, DE · License #4665C

Water Well Contractors based in New Castle County (13)

Geo-Technology Associates IncLicensed

Based in Wilmington, DE · License #4283

Eastern States Construction Service IncLicensed

Based in Wilmington, DE · License #839

Geo-technology Assoc. INC.Licensed

Based in Castle, DE · License #GEOA

Delaware Geological SurveyLicensed

Based in Newark, DE · License #999

Tws Environmental, LLCLicensed

Based in Wilmington, DE · License #TWSE

Corrado Construction Company LLCLicensed

Based in New Castle, DE · License #5287

Connelly & AssociatesLicensed

Based in Newport, DE · License #CONA

Randy Stevens PlumbingLicensed

Based in Wilmington, DE · License #5666

CGC GeoserviceLicensed

Based in Newark, DE · License #5522

R W Greer IncLicensed

Based in Wilmington, DE · License #631

Cgc Geoservices, LLCLicensed

Based in Wilmington, DE · License #CGCG

TWS Environmental LLCLicensed

Based in Wilmington, DE · License #5721

Robert F WiesnerLicensed

Based in Newark, DE · License #653

Well and Septic Contractors based in New Castle County (1)

Artesian Water CompanyLicensed

Based in Newark, DE · License #157, 5844C

Cities in New Castle County

Bear 2Castle 1Delaware City 1Hockessin 2Middletown 10New Castle 4Newark 12Newport 2Odessa 1Townsend 2Wilmington 12Yorklyn 1

Hiring a well and septic professional in New Castle County

GroundRoster aggregates official state licensing rosters for water-well and septic (onsite wastewater) professionals into one searchable directory, refreshed regularly.

Before you sign anything: confirm the license number on this page is still active with Delaware, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.

Neighboring counties

Cecil County, MD 76Chester County, PA 114Delaware County, PA 19Gloucester County, NJ 16Kent County 57Kent County, MD 30Salem County, NJ 5