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Calculus Foundation Repair & Waterproofing is a trusted foundation repair and waterproofing specialist serving homeowners in Detroit, MI. With a 5.0-star rating across 283 customer reviews, they have built a strong reputation for addressing structural issues and protecting homes from water damage. Their team specializes in foundation repair, crack repair, slab stabilization, and waterproofing, offering solutions tailored to the unique soil and climate conditions of the Detroit area. FAQ Q: How do I know if my home in Detroit needs foundation repair? A: Common warning signs include cracks in walls or floors, doors and windows that stick or won't close properly, uneven or sloping floors, and gaps around window frames. Detroit homeowners should have a professional inspect their foundation if they notice any of these issues, as addressing problems early can prevent costly damage. Q: What factors affect foundation repair costs in Detroit? A: Foundation repair costs in Detroit depend on the type and severity of damage, the repair method required, soil conditions, and accessibility. Minor crack repairs may cost a few hundred dollars, while major structural repairs can run into the thousands. Getting multiple quotes from licensed contractors is always recommended. Q: Does homeowners insurance cover foundation repair in MI? A: Most standard homeowners insurance policies in MI do not cover foundation damage caused by normal settling, soil movement, or water intrusion. However, damage from a sudden, covered event like a burst pipe may be covered. It's best to review your specific policy and consult with your insurance agent to understand your coverage.
Data updated Apr 15, 2026
| # | Business | Rating | Reviews | Response |
|---|---|---|---|---|
| #1 | Calculus Foundation Repair & Waterproofing | 5.0 | 283 | Tracking |
| #2 | Forever Dry Waterproofing of Metro Detroit | 5.0 | 45 | Tracking |
| #3 | Black Caucus Foundation of Michigan | 5.0 | 20 | Tracking |
| #4 | Firm Foundations of Hope | 5.0 | 2 | Tracking |
| #5 | Ralph C. Wilson, Jr. Foundation | 5.0 | 2 | Tracking |
| #6 | HomeSpec Waterproofing and Foundation Repair | 4.9 | 920 | Tracking |
| #7 | Foundation Systems of Michigan | 4.9 | 526 | Tracking |
| #8 | SAS Services Inc | 4.8 | 439 | Tracking |
| #9 | Foundation Solutions 360 | 4.7 | 357 | Tracking |
| #10 | The Children's Foundation | 4.7 | 29 | Tracking |
| #11 | Detroit Foundation Hotel | 4.6 | 1,265 | Tracking |
| #12 | Michigan Veterans Foundation | 4.5 | 89 | Tracking |