Proud to serve locally with honesty and solid workmanship.
Water problems can affect air quality and stability. Firm Foundation Repair delivers expert waterproofing service in Lamar MO with honest, efficient, and lasting solutions.
Want to know what it’s like to work with us? As of November 2025, we’re proud to hold a 5-star rating on our Google Business Profile based on over 50 reviews! Feel free to browse our feedback and see why property owners across the Four States trust Firm Foundation Repair.
Our proven basement waterproofing includes membrane work, exterior drains, and interior water systems that protect your home from leaks and moisture buildup.
Our dehumidifier installation service reduces moisture and helps stop mold growth, improving indoor comfort and supporting better air quality.
Firm Foundation Repair restores crawl spaces using vent sealing, duct repair, and debris cleanup while reinforcing joists to strengthen your flooring.
We provide crawl space encapsulation with vapor barriers, insulation, and drainage solutions that keep moisture out and protect your foundation.
Proper crawl space insulation helps balance indoor climate year-round. Our waterproofing experts install insulation that saves energy and prevents condensation.
We install waterproofing systems that stop crawl space moisture with drains, barriers, and sump pumps designed to protect against rot and dampness.
Crawl space dehumidification from our team controls humidity and air moisture. Drains, vapor barriers, and dehumidifiers help maintain clean, balanced air.
Our experts install sump pumps that protect against flooding and dampness. Each system is set up to work efficiently and keep your property dry.
We specialize in installing French drains that direct water away from your home. Our waterproofing service helps prevent erosion and foundation issues.
Firm Foundation Repair offers professional foundation repair with leveling, pier work, and crack repair that stabilizes your home and limits moisture issues.
Our professionals handle full foundation replacements, re-pouring footings, and rebuilding crawl walls to create a strong, stable, and dry foundation.
We rebuild subfloors compromised by water exposure to restore comfort. Our service ensures each floor remains strong, smooth, and structurally sound.
Firm Foundation Repair offers mobile and modular home foundation repair throughout the Four States, addressing sagging floors and loose tie-downs.
We lift uneven concrete with clean polyurethane foam leveling. Our waterproofing company renews driveways and patios for a smooth, durable surface.
In Lamar, MO, damp walls or wet floors mean water entry.
In Lamar, MO, we install vapor barriers and insulation to prevent dampness.
Storm outages in Lamar, MO, require battery or generator support.
Cracks or uneven floors plus leaks in Lamar, MO mean both are needed.
What exterior steps help with waterproofing in Lamar, MO?
At Firm Foundation Repair, we help you control moisture through waterproofing and repair solutions that prevent damage. Our basement waterproofing uses membranes, drains, and interior systems to keep water away and your foundation strong.
We provide dehumidifier installation that improves indoor air and controls moisture. It helps stop musty odors and protects your foundation from humidity problems.
Southern Meadows in Lamar, MO, offers spacious lots and beautiful homes. Firm Foundation Repair’s waterproofing experts help homeowners prevent basement flooding and protect property foundations from long-term moisture damage.
Grand St in Lamar, MO, features modern homes surrounded by greenery. Firm Foundation Repair provides foundation stabilization and waterproofing systems that keep Grand St homes structurally sound and dry.
Truman St sits on gorgeous terrain in Lamar, MO. Firm Foundation Repair offers tailored basement waterproofing to manage hillside runoff and keep homes free from leaks and water intrusion.
Reach out to our friendly team today to schedule your free inspection and learn why so many in Lamar MO choose our dependable waterproofing services.
Business Name: Firm Foundation Repair
Address: Joplin, MO 64804
Phone: 417-540-7034
Business Hours:
Mon - Sun: 05:00 AM to 08:00 PM
24/7 Emergency Services Available
Members of the NFRA (National Foundation Repair Association)
Sponsor Teach A Man To Fish Foundation
Partner with Youth Groups to send kids on mission trips
Donate to St. Jude and Living Water Foundation around the world
Hearth Financing
5 Year Workmanship Warranty
