Septic Systems

Complete septic system installation, repair, and maintenance carried out by an experienced and knowledgeable crew across Southwestern Ontario.
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Full scope septic work from start to finish.

A properly installed septic system is critical to the function and value of any rural or residential property. Mailloux Construction has been installing and servicing septic systems across Southwestern Ontario for decades, handling everything from new installations to complete replacements and emergency response.

We coordinate permits, manage the full installation process, and see every project through to final inspection so you never have to worry about what is happening on your site.

WHAT WE OFFER

  • Conventional and tertiary system installation
  • Tank replacement and upgrades
  • Weeping bed installation
  • Permit coordination and inspections
  • Emergency septic response

Why Mailloux

Your Trusted Partner

Proven Reliability

Over 50 years serving Southwestern Ontario with consistent quality, on-time delivery, and transparent communication on every project.

Full-Service Capabilities

One team handles everything, excavation, foundations, septic, underground services, site work, and trucking.

Safety & Compliance

Fully licensed and insured with rigorous safety standards upheld on every jobsite, every time.

Ready to Start Your Project?

Get in touch for a free consultation and quote. We're ready to bring your vision to life.