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Complete septic or sewer insulation

Who We Are

We do all the Septic permit work to providing a Eco friendly system from installing new septic, repair or repairing drain fields to connecting your septic system to the city sewer line system. And Offers City Line Sewer Connections Services.

Why Choose Us?

  • Over 35 Years of Experience
  • Fully Insured
  • A family-owned business tradition for over 35 years
  • 100% Satisfaction Guarantee
  • Our prices are affordable & we offer the experience you can trust!
  • Gill Septic Installation is a Dover based septic company dedicated to serving Delaware business and residential communities.
  • Free Consultation - If you've got a Delaware septic repair problem, we've got the solution for the job
  • Satisfied Customers
  • Great customer service - we look forward to hearing from you today!
  • Best Price In Town
  • Gill Septic is an excavating Delaware contractor serving Kent, New Castle & Sussex Countie
  • 5 Star Delaware sewer pipe contruction contractor
Contractor for new Delaware septic systems site map

Our Services

New Septic Design Construction

New Septic Design Construction

Septic Installation, Drain Field Repair providing installation and repairing of all types of septic systems in Delaware. We install Eco-friendly septic systems. We are fully licensed and insured, 35 plus years of experience & training. We do all the permit work so you don't have to. Septic System Rehabilitation Program: Read More About Delaware Governor concerns of clean water click here. Septic/sewer plumbing system. More about our contruction services

Home Septic Improvement

Home Septic Improvement

We work with home buyers, home sellers, Realtors, & Delaware State Counties to make sure your estate is up to par with DE regulations for resale and/or provide a septic improvement service. Don't hesitate to ask for a quote. Depending on the condition of the septic, and your budget, we will work with your budget and we will offer you many options for septic repair ranging from simple repairs to repairing drain fields or restoring septic drain fields.

contractor eco-friendly septic systems

We install eco-friendly septic systems

Gill's Construction & Gill's septic repair services Kent, Sussex, and New Castle counties. Started in 1982, we have over 30 years of professional construction experience, & we strive to provide these skills to our customers. Your household size determines the size of the septic tank you need. If the septic tank is too small, it can flood the drain field and cause other problems like poisoning the local water supply, clogging the drain field, or causing a back up in the septic system.

Delaware sewer contractor

Complete septic or Delaware sewer line connection

It is important to maintain a septic system that works right. If you've got a Delaware septic repair problem, we've got the solution for the job. We offer general contractor work including septic to sewer line connections, septic repair, septic installed, drain field repairs, driveway pipe repairs, and more. We take price in our business as veteran owned and can handle such problems that don't work right with speed and attention to detail.

Delaware City Sewer Connections

Other Service Gill Septic Provides

Grading and excavation, Back-filling, Demolition, Sewer system repairs, City Sewer Connections, Home and Industrial Excavating Construction, Land/Lot Clearing & Basin, Back-filling, and Culvert Clean-outs. We can discuss with you about serving your home exterior construction problems. Add functionality and curb appeal to your business or home with our functionality contruction ability to your home or business with services from our company.

Dover, Delaware Septic Systems

Delaware Septic Systems

We will acquire your septic permit. All 4 steps: help with septic inspection, soil evaluation, system design, final permit and complete system installation. Best Price in Town. Call us direct at (302) 270-9166 to text us or talk to us for a free estimate today. Why Delaware takes pride in cleaning up their waterways. Delaware has checked virtually all of its more than 2,500 miles of rivers, streams, creeks, and ponds. It is important to maintain a septic system or sewer line that works right. TOP

Customer Reviews

Kent County DE, complete septic tank system install

"Upon moving to Kent Couty Delaware from NJ I needed a complete septic tank system install in my new home. My real estate agent contacted Gill Septic & within the time frame the crew install new tank & left a clean site."

- Ione M.
failed septic system repair

"As a real estate agent I call Gill Septic to get a quote on a failed septic system for homeowners needing to sell their homes. Mr. Ed Gill always gives me a round about cost to repair it & I give the estimate to the home owner."

- Jane S.
repair and replaced my old septic tank

"Gill Septic had repair and replaced my old septic tank and drain field back in 2001. I highly recommend his service. His crew was pleasant, and they did the job according to DE water protection state laws."

- John Mac.
drain field repaired

"I have bought an estate from a family that lived in Magnolia Delaware area that needed the drain field repaired. Not only did Gill Septic repaired my septic drain field but they were able to do a ditch clean out with their heavy-duty equipment."

- Johnathan M.
water laying ontop of my septic tank

"I had notice my backyard had water laying ontop of my septic tank area. After making an appointment for Gill Septic to look it over - I had them fix the problem. "

- Johnny Ice
septic system inspected

"I was looking to buy some property in Magnolia DE area. After having the septic system inspected my real estate agent ask me to call Gill Septic for a septic inspection referral & quote on replacing septic since the system failed inspection. His quote was affordable so I bought the property and had them fix the problems. I was very satisfied."

- Marty F.

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Get In Touch With Gill Septic

It is important to maintain a sewer system that works right. If you're interested in connecting your Delaware septic system to your city sewer connection - we've got the solution for the job. We offer contracting work including connecting your system to your city line. Each county has different regulations. We take price in our business as veteran owned and can handle serving you with attention to detail. We strive to get the job done right!

Stories of Progress in Achieving Healthy Waters in Dover Delaware. Read More.

Contact Gill Septic

Address148 Winners Circle,
Magnolia, Kent County, DE 19963

Phone (302) 270-9166

Dover Voice Mail Phone(302) 930-0811