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Closed until Mon, 7:30 AM
Owned and operated by Gene Gvillo since 1967.
The Best Septic System Company in Alton
Compare top-rated septic system providers in Alton. Profiles include verified reviews, service details, and direct contact options.
Service providers
Septic System pros near Alton
These companies are based in nearby cities and serve Alton.
Open 24/7
Family owned and operated
Closed until Mon, 9:00 AM
Ross Excavating is a licensed and insured Septic and Aeration Installation Contractor, Land Clearing, Grading, Excavating providing services in Co…
From $50
Up to $500
Closed until Mon, 9:00 AM
Serving the community for more than 26 years. R & M Sewer Service has the expertise for your large or small job. We specialize in; * Aeration …
Open 24 hours
(New To Yelp) -- We've been in the Septic game for 30+ years. We're experts, and help you get your designs done fast, done right, and do…
Open 24/7
H&H Sewer Tank & Pipe Cleaning, located in Belleville, IL, is a family owned and operated business for over three generations. We can help…
From $50
Up to $500
Open 24/7
At Bob Mahoney Plumbing and Excavating in Fenton, we specialize in comprehensive septic system services. Whether it's a routine inspection or an e…
Open 24/7
Frank’s Septic Service has been offering quality septic service to Southern, Illinois for 40 years.
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Verified Septic System in Alton, IL
We show only active businesses that pass moderation. Results are specific to Alton and nearby service areas, and inactive profiles are removed to keep the list current.
Real reviews for septic system
Ratings and reviews come from customers who used the service. Compare septic system pros in Alton by experience, responsiveness, and value before you reach out.
Local-first search in Alton
Filter by neighborhood, check locations on the map, and find providers close to home or work in Alton. Listings are refreshed regularly — October 2026.
Local cities around Alton, including Edwardsville
The same listings in the closest cities — providers there often take jobs in Alton too. Mileage is the approximate distance from Alton.
- Edwardsville 15.4 mi
- Collinsville 19.1 mi
- Caseyville 21.7 mi
- St. Louis 31.1 mi
- Towns 31.9 mi
- Fenton 32.9 mi
- Pocahontas 35.5 mi
What Alton customers ask first
Looking for septic system in Alton? This page lists verified local providers with ratings, reviews, and contact options. We show active businesses only — profiles are moderated and updated by owners.
Compare pros by experience, price range, and customer feedback. Many providers offer free estimates or same-day service for common requests. Use filters and the map to find someone close to your address.
Before you hire
- Read the most recent reviews for your specific type of job.
- Ask about licensing and insurance when required for this trade.
- Get a written estimate for work over a few hundred dollars.
- Confirm availability and any trip or emergency fees upfront.
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