CityvettedFoundation repair is essential in San Francisco's unique terrain and seismic activity. Here's how to find a reliable service.
Foundation repair is critical in San Francisco due to the city's dense urban landscape and susceptibility to earthquakes. With numerous homes built on varying soil types, it's essential to address any structural issues promptly to maintain safety and property value.
We've evaluated nine local foundation repair companies, focusing on their ratings, review counts, and service offerings. The top eight are ranked based on their Vetted Scores, reflecting customer feedback and reliability in this competitive market.
Cityvetted analysis of public Google review data, updated June 13, 2026.
How much does foundation repair cost in San Francisco? See the price breakdown →
With a 4.9 rating from 239 reviews, Peace of Mind Structural is highly praised for its thorough assessments and reliable service.
Read full reviewKingdom Concrete San Francisco has a perfect 5-star rating from 27 reviews, with customers highlighting their competitive pricing and quality craftsmanship.
Read full reviewUltra Construction holds a 4.9 rating from 30 reviews, with clients frequently praising their thorough approach and effective communication.
Read full review| Business | Vetted Score | Google rating | Reviews | Best for | |
|---|---|---|---|---|---|
| 1 |  | 96Score | 239 | Comprehensive foundation inspections and repairs | |
| 2 |  | 95Score | 27 | Affordable foundation repair for budget-conscious homeowners | |
| 3 |  | 94Score | 30 | Clients needing both foundation work and general construction | |
| 4 | 88Score | 11 | Small-scale foundation repairs | ||
| 5 | 87Score | 12 | Seismic retrofitting and foundation repair | ||
| 6 | 82Score | 6 | Quick and straightforward foundation repairs | ||
| 7 | 81Score | 1 | Basic foundation repairs | ||
| 8 | 78Score | 9 | Budget-conscious homeowners needing basic repairs |
To determine the best foundation repair companies in San Francisco, we analyzed customer reviews, service areas, and overall ratings. Our evaluation considers not just the quantity of reviews but also the quality, ensuring that businesses with higher customer satisfaction are prioritized.
We maintain transparency in our rankings; no company pays for placement, and we refresh our evaluations monthly to reflect any changes in performance or customer feedback. This process guarantees that our recommendations are both current and trustworthy.
Sentiment is measured by AI analysis of review text, recency-weighted, with verified-pattern checks to discount suspicious review bursts.
With a 4.9 rating from 239 reviews, Peace of Mind Structural is highly praised for its thorough assessments and reliable service. Customers appreciate the professionalism and transparency of their work, making them an excellent choice for foundation repairs. However, their higher volume of business may lead to longer wait times for appointments.
Kingdom Concrete San Francisco has a perfect 5-star rating from 27 reviews, with customers highlighting their competitive pricing and quality craftsmanship. They excel in providing value for smaller projects or homeowners on a budget. A limitation is their fewer reviews, which may leave potential clients wanting more feedback. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is affordable foundation repair for budget-conscious homeowners. It serves San Francisco, with $1,500 to $8,000 pricing, and the honest trade-offs are limited review base.
Ultra Construction holds a 4.9 rating from 30 reviews, with clients frequently praising their thorough approach and effective communication. They are well-regarded for both foundation repair and general contracting services. However, their smaller review count compared to leading competitors may raise questions about consistency. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is clients needing both foundation work and general construction. It serves San Francisco, with $2,500 to $12,000 pricing, and the honest trade-offs are smaller review base.
The Crew Concrete & Masonry boasts a perfect 5-star rating from 11 reviews. Clients commend their attention to detail and quality of workmanship. They are ideal for smaller projects that require a personal touch. However, the limited number of reviews could imply a less established presence in the market. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is small-scale foundation repairs. It serves San Francisco, with $1,000 to $5,000 pricing, and the honest trade-offs are limited reviews.
Altamira Construction Company has a 4.9 rating from 12 reviews, with customers noting their expertise in earthquake retrofitting. This makes them a solid choice for homeowners concerned about seismic safety. However, their small review count could limit insights into their overall performance. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is seismic retrofitting and foundation repair. It serves San Francisco, with $2,000 to $10,000 pricing, and the honest trade-offs are small review base.
San Francisco Concrete Contractors holds a perfect 5-star rating from 6 reviews. Clients appreciate their quick response times and quality work. They are a good option for straightforward foundation repairs. Yet, their limited number of reviews raises questions about their reliability. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is quick and straightforward foundation repairs. It serves San Francisco, with $1,500 to $6,000 pricing, and the honest trade-offs are limited review count.
San Francisco Concrete has a perfect 5-star rating from just 1 review, which praises their prompt service. While this highlights their potential, the lack of additional feedback makes it hard to gauge their overall reliability and service consistency. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is basic foundation repairs. It serves San Francisco, with $1,000 to $5,000 pricing, and the honest trade-offs are only one review.
The Golden City Foundation Repair Co has a 4.2 rating from 9 reviews. Clients note their decent work and reasonable pricing. However, their lower rating suggests some inconsistency in service quality, which may not meet the expectations of all homeowners. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is budget-conscious homeowners needing basic repairs. It serves San Francisco, with $1,000 to $4,000 pricing, and the honest trade-offs are lower rating and inconsistent service.
Choosing the right foundation repair company in San Francisco involves understanding local conditions and logistics. Here are key factors to consider.
Ensure the company operates in your neighborhood, as some areas may have unique challenges.
Look for companies that can provide quick assessments, especially in emergencies after seismic activity.
Verify that the company holds the necessary licenses and insurance to operate legally in California.
Foundation repair costs can vary widely based on the extent of the damage and the methods used. Here’s a breakdown of typical pricing tiers.
Foundation repair costs in San Francisco typically range from $2,000 to $10,000, depending on the extent of the damage and the specific services required.
Look for companies with strong ratings and a solid number of reviews, like <strong>Peace of Mind Structural</strong> or <strong>Kingdom Concrete San Francisco</strong>, which demonstrate reliability and customer satisfaction.
We re-run the full analysis monthly with fresh review data. Last updated June 13, 2026.
If you need reliable foundation repair, Peace of Mind Structural is your best bet. With a stellar 4.9-star rating from 239 reviews, they excel in customer service and detailed assessments. For smaller projects or if you value a perfect rating, Kingdom Concrete San Francisco is a great choice, boasting a flawless 5-star rating from 27 reviews. If you want a balance of quality and a slightly smaller operation, consider Ultra Construction, which also holds a 4.9-star rating from 30 reviews. Each of these companies caters to different needs, ensuring you find the right fit for your foundation repair project.
