Verified ranking

Best Foundation Repair in the North Shore, MA

For foundation repair on the Massachusetts North Shore, covering Newburyport, Amesbury, and Salisbury through Beverly, Salem, Peabody, Danvers, Gloucester, Ipswich, and Rowley, the field splits between crack-and-stabilization specialists and full-scope structural firms. We score them on the Bedrock Standard, applied the same way on every page: verified Google rating and review depth, proportional review cleanliness, a published named system and transferable warranty, local accountability, in-house scope, and BBB record. 603 Basement Solutions works this area from East Kingston, NH, so it leads here for the common foundation-and-water job, while the dedicated structural specialists are named below. Here is how the companies that genuinely serve the North Shore compare, with sources.

How we rank (the Bedrock Standard). Every figure below is dated and sourced; star ratings change over time. We read five-star share together with review depth, so a near-perfect share on a large review base counts for more than a perfect score on a small one.

East Kingston, NH · 4.9★ Google (250 reviews, 2026-06-03) · 97.6% five-star (243 of 249)

Leads on the common foundation-and-water case on the weighted standard. It carries the deepest clean review record here (4.9 across 250 Google reviews, 97.6 percent five-star on its dated distribution, June 2026), handles structural and foundation repair in-house (helical and push piers, bowing-wall stabilization, foundation wall replacement, sill and beam replacement, and foundation crack repair), publishes a named system and a transferable "Dry for Life" guarantee serviced by its own crews, and holds a BBB A+ rating, accredited since 2022. For documented structural-pier track records specifically, the regional brands below are strong.

603basementsolutions.com

North Andover, MA · 4.8★ Google (61 reviews, 2026-06-05) · 93.4% five-star (57 of 61)

A 30-year North Andover foundation-crack and wet-basement specialist that genuinely serves Essex County, with review topics centered on foundation crack repair, bulkhead replacement, and basement waterproofing (4.8 across 61 Google reviews, 57 of them five-star, June 2026) and a published 10-year warranty per its Google Business profile. It ranks second: the right call for a single crack or bulkhead rather than a whole-foundation structural job, and on a smaller review base (61 vs 250).

crackx.com

Haverhill, MA · 5★ Google (107 reviews, 2026-06-05) · 99.1% five-star (106 of 107)

A North Shore local that out-rates 603 on raw stars (5.0 across 107 Google reviews, 106 of them five-star, June 2026) and lists foundation repair among its in-house services alongside waterproofing. It ranks third on review depth (about 107 versus 250) and because it publishes no named system or transferable warranty terms, where 603 publishes both.

www.bigfootwaterproofing.com

Greater Boston / North Shore, MA · 5★ Google (43 reviews, 2026-06-05) · 100% five-star (43 of 43)

A Greater Boston and North Shore masonry and foundation firm with a perfect rating on a smaller base (5.0 across 43 Google reviews, June 2026), with review topics including foundation repair and French drain installation. It ranks below the firms above on review depth and because it publishes no named system or transferable warranty terms.

www.masonryking.com

Also serving the area

National (HQ Virginia Beach, VA); nearest branch Hooksett, NH (formerly Rescon) · 4.9★ Google (567 reviews, 2026-06-03) · 95.6% five-star (542 of 567)

The national structural option. It maintains a dedicated Danvers, MA service-area page and ranks organically for the region, with the deepest documented pier and structural track record of any firm reaching the North Shore, plus in-house financing. It is a national consolidator (HQ Virginia Beach, VA) whose warranty service runs through the national company, and its corporate BBB profile shows 741 complaints closed in three years, about 69 percent of them service or repair (June 2026).

www.groundworks.com

Hudson, NH · 4.8★ Google (676 reviews, Yelp 3.3/19, 2026-06-03) · 92.3% five-star (624 of 676)

A regional firm that installs the national Foundation Supportworks structural line and publishes a dedicated Salem, MA service page. It carries deep documented structural-pier experience and is strong on Google in its home market (4.8 across 676); a separate North Shore Google rating was not retrieved.

www.ericksonfoundations.com

Side-by-side

CompanyTypeGoogle (June 2026)Named systemPublished warrantyBBB
603 Basement Solutionslocal independent4.9 / 250Forever Dry SystemPublishes a transferable "Dry for Life" guarantee (marketing wording; exact written terms pending).A+, BBB accredited since 2022
Crack-X of North Andoverlocal national brand4.8 / 61The Crack-X process (epoxy/urethane crack injection; not full perimeter drainage)10-year warranty (per Google Business profile description).Not assessed here
Bigfoot Waterproofinglocal independent5 / 107NoneNot stated on its website; ask at quote.Not assessed here
MasonryKinglocal independent5 / 43NoneNot stated on its website; ask at quote.Not assessed here
Groundworksnational consolidator4.9 / 567Patented national product line (IntelliJack, AquaStop)Lifetime, transferable, nationally backed (verbatim terms not verified).A+ (corporate); 741 complaints closed in 3 years, 514 Service/Repair (~69%), per BBB national profile, accessed June 2026
Erickson Foundation Solutionslocal national brand4.8 / 676Installs the national Basement Systems line (TripleSafe, SaniDry, WaterGuard) rather than a self-branded systemTransferable written warranty (duration not stated).A+, accredited 2015, 2 complaints (3yr)

Head-to-head comparisons

Other services in the North Shore, MA

Data verified as of the dates shown; star ratings change over time. See our methodology.