Septic Installation in Florissant, MO – House Excavating LLC

Looking for reliable, professional septic installation in Florissant, Missouri and the surrounding North St. Louis County area? House Excavating LLC has been the trusted local choice for residential and commercial septic systems, drain field installation, excavation, land grading, and French drain solutions for years.

Located in the heart of St. Louis County, Florissant is one of Missouri’s largest cities with a growing population of over 52,000 residents (as of recent census data). Home to historic Old Town Florissant, beautiful parks like Koch and Bangert, and easy access to I-270 and I-70, the city continues to attract new families and businesses. With that growth comes the need for proper septic system installation and maintenance — especially in areas where municipal sewer lines are not available.

At House Excavating LLC, we specialize in:

• New septic system installation (conventional and advanced treatment systems)
• Septic tank and drain field replacement
• Complete site excavation and land grading
• French drain installation for yard drainage problems
• Commercial septic systems for businesses and subdivisions

We serve all of Florissant (ZIP codes 63031, 63033, 63034) plus surrounding communities including Hazelwood, Black Jack, Spanish Lake, Ferguson, Dellwood, Bridgeton, and Old Jamestown.

Call us today at (636) 213-5003 or (573) 203-1123 for a free estimate!

Why Florissant Homeowners & Businesses Trust House Excavating LLC

★ ★ ★ ★ ★ “House Excavating replaced our failing septic system in Florissant last spring. They handled everything from permits to final grading. Professional crew, fair price, and the system works perfectly. Highly recommend!” — Mark T., Florissant, MO 63033

★ ★ ★ ★ ★ “We needed a new drain field after heavy rains kept flooding our backyard. They installed a French drain and re-graded the yard — no more standing water! Best excavation company we’ve worked with in North County.” — Sarah & David R., Florissant, MO 63031

★ ★ ★ ★ ★ “Commercial septic install for our new office building near Dunn Rd. They finished ahead of schedule and passed county inspection the first time. True professionals.” — Tom W., Business Owner, Florissant, MO

★ ★ ★ ★ ★ “Fast response when our tank backed up. They pumped it, found the real issue, and installed a new drain field within a week. Saved us from a huge mess. Thank you!” — Jennifer L., Black Jack (serving greater Florissant area)

Local Septic Experts You Can Count On

As a family-owned Missouri company, we understand the soil conditions, water table issues, and St. Louis County Health Department regulations specific to Florissant and North County. Whether you’re building a new home off Shackelford Rd, adding onto your property near the Missouri River bluffs, or replacing an old system in an established neighborhood, we get the job done right the first time.

Don’t wait for septic problems to get worse. Contact House Excavating LLC today!

📞 Call Now: (636) 213-5003 or (573) 203-1123

🌍 Serving Florissant, Hazelwood, Black Jack, Ferguson, Bridgeton, Spanish Lake, and all surrounding areas.

House Excavating LLC – Your Local Florissant Septic Installation & Excavation Experts. Licensed | Insured | Missouri Proud.