Foundation Waterproofing Services

Protect Your Home from Moisture, Mold, and Structural Damage

Water is one of the most damaging forces to your foundation. At PiersPro, we offer expert foundation waterproofing services that defend your home from leaks, flooding, and moisture buildup — all while preserving the strength and longevity of your structure. Serving Southern California, we specialize in crawl space and basement waterproofing tailored to your property’s needs.

Why Waterproof Your Foundation?

• Prevent mold and mildew growth
• Protect foundation walls from cracking or bowing
• Keep crawl spaces dry and safe
• Improve indoor air quality
• Preserve property value and structural integrity

Even in dry climates like Southern California, groundwater, irrigation, or poor drainage can put your home at risk. Proactive waterproofing stops damage before it starts.

Our Waterproofing Solutions

• Exterior waterproofing membranes — Protect foundation walls from the outside in
• Interior sealants and coatings — Stop moisture penetration from within
• Drainage systems — French drains, sump pumps, and vapor barriers
• Crawl space encapsulation — Fully seal off and protect raised foundations
• Crack repair and foundation sealing — Fill and waterproof existing vulnerabilities

How the Process Works

1. Moisture inspection — Identify source and severity of water intrusion
2. Customized waterproofing plan — Based on your foundation type and soil conditions
3. Product and system installation — High-performance coatings, drains, and barriers
4. Sealing and reinforcement — Ensure a fully watertight seal
5. Final testing and peace of mind — We verify performance and offer warranty coverage

Why Choose PiersPro?

• Experienced in all foundation types: slab, crawl space, and basement
• Integrated drainage and waterproofing solutions
• Fast, clean installation with long-term results
• Licensed, insured, and trusted across Southern California
• Clear pricing, full documentation, and warranties provided

Client Testimonial

“Our crawl space used to flood every winter. PiersPro installed a full drainage and waterproofing system that completely fixed the issue. It was clean, fast, and the difference is amazing.”
— Stephanie C., Torrance, CA