House Excavating LLC – Trusted Septic Installation & Excavation Experts in Affton, MO 63123 & Surrounding Areas

Looking for reliable, affordable, and code-compliant septic system installation in Affton, MO or the greater South St. Louis County area? House Excavating LLC has been proudly serving homeowners and businesses in Affton (ZIP 63123) and nearby communities since 2008 with top-quality septic installation, drain field replacement, land grading, excavation, and French drain services.

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

Why Affton, MO Homeowners Trust House Excavating LLC

Affton, Missouri (population ≈ 20,417) is a beautiful, established unincorporated community in South St. Louis County known for its quiet neighborhoods, excellent schools, and proximity to Grant’s Farm and the Meramec River. With thousands of homes built before city sewer lines reached the area, many Affton properties still rely on septic systems. When those systems age or fail, you need a local contractor who understands St. Louis County regulations, clay-heavy soils, and the unique elevation challenges around Affton, Oakland, Grantwood Village, and Lakeshire.

That’s where House Excavating LLC comes in – we’re your neighbors, and we treat every job like it’s in our own backyard.

Our Core Services in Affton & Surrounding Areas:

• New Septic System Installation (conventional & alternative systems)
• Septic Tank & Drain Field Replacement / Repair
• Complete Site Preparation & Excavation
• Land Grading & Lot Clearing
• French Drains & Surface Water Management
• Commercial Septic Systems

We are fully licensed, insured, and permitted with St. Louis County Health Department and follow all Missouri DNR guidelines.

What Affton Customers Are Saying

⭐⭐⭐⭐⭐ “House Excavating replaced our 50-year-old septic system in Affton last month. They handled everything – permits, soil testing, tank removal, and new install – in under a week. Professional crew, fair price, and they left the yard cleaner than when they started!” – Mike R., Affton, MO 63123

⭐⭐⭐⭐⭐ “We had major water pooling in our backyard near Mackenzie Rd. House Excavating installed French drains and re-graded the entire lot. No more swamp after heavy rain! Highly recommend.” – Sarah T., Affton, MO

⭐⭐⭐⭐⭐ “Needed a new commercial septic system for our new office building off Gravois. They beat two other bids and finished ahead of schedule. Zero issues with county inspections. These guys know their stuff.” – Chris L., Commercial Client – Affton/Lemay area

⭐⭐⭐⭐⭐ “Fast response when our drain field failed during a holiday weekend. Pumped the tank, diagnosed the problem, and had a new field designed and installed within days. Saved our Thanksgiving!” – Jennifer K., Grantwood Village (serving 63123 surrounding)

Proudly Serving Affton 63123 & All Nearby Communities

• Affton
• Grantwood Village
• Lakeshire
• St. George
• Wilbur Park
• Mackenzie
• Lemay
• Mehlville
• Oakville
• South County & Jefferson County areas

Whether you’re building a new home in Affton, replacing a failing septic tank, or need commercial excavation work, House Excavating LLC delivers honest pricing, experienced crews, and guaranteed workmanship.

Get Your Free Septic or Excavation Quote Today!

Don’t wait for a backup or county violation notice. Call House Excavating LLC now at (636) 213-5003 or (573) 203-1123 – we answer 7 days a week.

House Excavating LLC Serving Affton, MO 63123 and all of South St. Louis County Licensed • Insured • Local • Family-Owned

Septic problems don’t fix themselves – but we do!