Crawl Space Repair in St. Ann, Missouri

Find trusted local contractors for crawl space encapsulation, waterproofing, mold removal, and more in St. Ann. 25 local companies found.

Local Price Estimates — St. Ann

Encapsulation$3,000$8,000
Repair$1,500$6,000
Waterproofing$1,500$5,000
Mold Removal$500$4,000
Inspection$150$400

* Estimates based on local market rates. Get free quotes for exact pricing.

Crawl Space Contractors in St. Ann

Crackstoppers Foundation Repair & Waterproofing

62 Spring Trail Ct, St Charles, MO 63303, USA

5.0

27 reviews

WaterproofingFoundation Repair

Fred's Foundation Repair and Waterproofing

7038 Grassy Valley Dr, St. Louis, MO 63129, USA

5.0

33 reviews

WaterproofingFoundation Repair

Jet Foundation Repair

3636 S Geyer Rd, St. Louis, MO 63127, USA

5.0

97 reviews

Foundation Repair

Home Shield Foundation Repair

5377 State Rte N Suite 496, Cottleville, MO 63304, USA

5.0

276 reviews

Foundation Repair

Moldman St. Louis

11870 Dorsett Rd, Maryland Heights, MO 63043, USA

5.0

320 reviews

Mold Removal

Expert Mold Removal - Florissant, MO

1281 Graham Rd #305, Florissant, MO 63031, USA

5.0

6 reviews

Mold Removal

FAST HELP

1819 Belt Way Dr, St. Louis, MO 63114, USA

5.0

49 reviews

Crawl Space Repair

Eversafe Restoration LLC

2201 N 3rd St, St Charles, MO 63301, USA

5.0

11 reviews

Crawl Space Repair

Missouri Basement

100 Hawning Rd Unit C, St Charles, MO 63301, USA

5.0

320 reviews

Drainage

Acculevel

7733 Forsyth Blvd Suite 1159, Clayton, MO 63105, USA

5.0

9 reviews

Crawl Space Repair

HIGH & DRY foundation repair

2103 Penta Dr, High Ridge, MO 63049, USA

4.9

83 reviews

Foundation Repair

Mold Solutions

12154 Lackland Rd, St. Louis, MO 63146, USA

4.9

179 reviews

Mold Removal

Better Home Insulation

14420 Cazado Dr, Chesterfield, MO 63017, USA

4.9

167 reviews

Insulation

Koala Insulation of St. Louis

11139 S Towne Square, St. Louis, MO 63123, USA

4.9

445 reviews

Insulation

Quality Waterproofing - Foundation Repair

200 S Elam Ave UNIT 200, Valley Park, MO 63088, USA

4.9

357 reviews

WaterproofingFoundation Repair

Koala Insulation of Gateway West & Metro East IL

13590 NW Industrial Dr, Bridgeton, MO 63044, USA

4.9

538 reviews

Insulation

Helitech Waterproofing & Foundation Repair

8251 Bunkum Rd, Caseyville, IL 62232, USA

4.9

2317 reviews

WaterproofingFoundation Repair

Sansara 24/7 Restoration & Remodeling

17384 Manchester Rd, Wildwood, MO 63038, USA

4.9

138 reviews

Crawl Space Repair

Foundation Recovery Systems

1625 Larkin Williams Rd, Fenton, MO 63026, USA

4.9

1672 reviews

Foundation Repair

The Flood Team

8816 Manchester Rd Suite 197, St. Louis, MO 63144, USA

4.8

100 reviews

Crawl Space Repair

Crawlspace Medic of St. Louis

8204 Exchange Way, St. Louis, MO 63144, USA

4.8

128 reviews

Crawl Space Repair

Foundation Recovery Systems

1409 Washington Ave UNIT 417, St. Louis, MO 63103, USA

4.7

26 reviews

Foundation Repair

ATI Restoration

13586 NW Industrial Dr Suite D, Bridgeton, MO 63044, USA

4.5

26 reviews

Crawl Space Repair

Pride Cleaning And Restoration, Inc

2437 Lemp Ave, St. Louis, MO 63104, USA

4.2

94 reviews

Crawl Space Repair

Mid America Piering

4550 Woodson Rd, St. Louis, MO 63134, USA

3.5

14 reviews

Crawl Space Repair

FAQs — Crawl Space Services in St. Ann

How much does crawl space repair cost in St. Ann?

Crawl space repair in St. Ann, Missouri typically costs between $1,500 and $6,000, depending on the extent of damage and services required.

How much does crawl space encapsulation cost in St. Ann?

Crawl space encapsulation in St. Ann typically costs between $3,000 and $8,000. The price depends on the size of your crawl space and the materials used.

What crawl space services are available in St. Ann?

Local contractors in St. Ann offer encapsulation, repair, waterproofing, mold removal, insulation, cleaning, and inspection services. Use our directory to find and compare local professionals.

Crawl Space Concerns in Missouri

The Midwest combines multiple crawl space risks: radon gas seeping through soil, clay soils that move seasonally, and extreme weather events. A properly encapsulated crawl space with radon mitigation addresses the most serious health and structural risks in this region.

!Radon levels in Midwest crawl spaces are among the highest nationally — testing is essential
!Heavy clay soils expand when wet and contract when dry, stressing foundations
!Flash flooding and storm water overwhelm drainage systems regularly
!Temperature swings from -10°F to 100°F stress crawl space materials year-round
!Tornado and severe storm damage to foundations is more common in this region

Local Tip — Missouri

Radon is the #2 cause of lung cancer in the US, and Midwest homes are in a high-radon zone. If you are encapsulating your crawl space, add a radon mitigation system at the same time — bundling saves $500–$1,000 vs. separate installations.

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Pro Tip

Prices vary by location, crawl space size, and severity. Always get 2–3 quotes before hiring.