Why we picked them
Olshan has 4.9 stars from 3,706 Google reviews and a Northwest Houston branch that pairs piering with its own drainage system.
What we like
- 3,706 Google reviews at 4.9 stars
- Several pier types plus PolyLift foam slab lifting
- Named Houston managers and structural technicians
Things to consider
- Reviewers say it costs more than smaller competitors, and warranty terms are not published.
- Best for
- Slab foundations and drainage in clay-soil Houston neighborhoods
- Service area
- Houston
- Address
- 5902 W 34th St
- Years in business
- 93 years
- Warranty
- Advertises an available transferable lifetime warranty that stays with the home; durations and exclusions are not published on the site.
- Financing
- Available
- Credentials
- BBB A+ rating and 2025 BBB Overall Winner






