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Sullivan Septic & Sewer
About Us
Sullivan Septic & Sewer, the leading septic tanks and systems specialist in New Lenox, IL, has proudly served Will County, DuPage County, Cook County, and Kankakee County since 1946. Our comprehensive services include septic cleaning, soil testing, septic tank repair and installation, septic design, and rodding. Committed to excellence and reliability, our experienced team is ready to address all your septic needs. Contact Sullivan Septic & Sewer in New Lenox today for expert service.
Areas Served
New Lenox, IL | Frankfort, IL | Orland Park, IL | Tinley Park, IL | Palos, IL | Monee, IL | Manhattan, IL | Wilmington, IL | Braidwood, IL | Manteno, IL | Crete, IL | Lockport, IL | Mokena, IL
Our Professional Associations
- Chamber of Commerce
Our Certifications
- Licensed
- Bonded
- Insured
What We Offer
Our Specialties include:
- Full-service for Septic and Sewer
- Repair
- Installation
- Maintenance
- Rodding and Jetting
Our Services include:
- Septic Pumping and Cleaning
- Septic System Installation, Repair and Maintenance
- Sewer Cleaning
- Soil Testing
- Hydro jetting
Our Brands include:
- Infiltrator - For Septic and Chambers
Our Products include:
- Septic Systems
Testimonials
On 6/26/2025
Logan Plantz
had this to say:
Thank you, Sullivan, for not just top-notch service, but for being a trusted advisor throughout the process. Your professionalism, honesty, and expertise made all the difference.
On 5/23/2025
Cindy L
had this to say:
Excellent Service. I would Highly Recommend them to have your septic pumped.
On 3/4/2025
Brandon Petrie
had this to say:
I have used Sullivan Septic both personally and professionally when it comes to fixing and replacing entire septic tank systems. They’re super knowledgeable and most importantly extremely reliable. There is no one else I would recommend.
On 2/6/2025
EncoreMPW
had this to say:
Sullivan Septic deserves all five stars! I was able to get immediate attention & same-day service. Employees were pleasant and insightful. We will always call them first for any future needs and recommend you do the same!
On 2/5/2025
B. B.
had this to say:
I’ve used Sullivan for my regular maintenance.
Lately, Ryan has been helping me troubleshoot a potential problem with my system.
Everyone is very knowledgeable and I can tell they care for their customers.
Great local company!
Contact Us
Sullivan Septic & Sewer
1947 Airway Crt. New Lenox, IL 60451
Phone: (815) 485-5955
Email: ryanseptic
Right off the Intersection of Laraway Road and Schoolhouse Road. Right Across the Street from Jewel-Osco
Where To Find Us
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Our Hours
Holiday Hours May Vary. Please Call For Details.
Monday: 7:00 AM - 5:00 PM
Tuesday: 7:00 AM - 5:00 PM
Wednesday: 7:00 AM - 5:00 PM
Thursday: 7:00 AM - 5:00 PM
Friday: 7:00 AM - 5:00 PM
Saturday: 8:00 AM - 3:00 PM
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