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🧱 Top 5 · 2026📍 Tacoma, WA

The 5 best foundation repair companies in Tacoma.

Everything else sits on it.

Chosen by our review committee · Google ratings as of November 9, 2026 · Companies cannot pay to be listed

Foundation Repair Companies at work
1
R & D Construction
★★★★★ 5.0 · 74 reviews

Cracks in the brick, doors that stick, floors that slope. The best foundation repair companies in Tacoma start with an honest evaluation, use proven piers or drainage fixes, and back the work with a transferable warranty.

  1. 1

    R & D Construction

    🏆 Best foundation repair company in Tacoma
    ★★★★★ 5.0· 74 Google reviews

    R & D Construction holds a perfect 5.0 on Google across 74 reviews. A solid body of feedback for a local foundation repair company. Based right in Tacoma, it takes the top spot among foundation repair companies in Tacoma this year.

    📍 3920 120th St E, Tacoma, WA 98446
  2. 2
    ★★★★★ 4.8· 818 Google reviews

    Groundworks Foundation Repair Seattle carries a near-perfect 4.8 Google rating from 818 reviews. That is one of the deepest review histories of any foundation repair company in the Tacoma area. Based in Sumner, it lands at #2 on our Tacoma list.

    📍 1402 Puyallup St, Sumner, WA 98390
  3. 3
    ★★★★★ 5.0· 30 Google reviews

    A 5.0 Google rating with 30 reviews behind it puts Firm Foundation Remodeling in rare company. A newer listing that our committee still found worth a close look. Based in Milton, it rounds out the top three for Tacoma.

    📍 1104 17th Ave, Milton, WA 98354
  4. 4
    ★★★★★ 4.8· 155 Google reviews

    With 155 Google reviews averaging 4.8, Ram Jack West has earned its place here. That many reviews is hard to fake and harder to keep that high. Based in SeaTac, it rounds out the top four for Tacoma.

    📍 19904 Des Moines Memorial Dr S, SeaTac, WA 98148
  5. 5
    ★★★★★ 5.0· 24 Google reviews

    A 5.0 Google rating with 24 reviews behind it puts R & S Concrete Construction Solutions LLC in rare company. A newer listing that our committee still found worth a close look. Based right in Tacoma, it rounds out the top five for Tacoma.

    📍 626 E 49th St, Tacoma, WA 98404
How this list was made

Picked by people who read the reviews.

Our review committee researched foundation repair companies serving Tacoma and the surrounding area, read consumer reviews across the web, and settled on these five. We look at how many people have reviewed a company, what they say, and how the company holds up over time. We keep the full recipe to ourselves so it cannot be gamed. Google ratings shown are as of November 9, 2026. No company paid to be here, and none can. More on how we choose →

Before you sign

How to hire a foundation repair company in Tacoma

1

Get an independent engineer's opinion before committing to a large repair.

2

Ask whether the warranty transfers to the next owner and what it excludes.

3

Compare pier types: pressed concrete, steel, helical, and why they recommend one.

4

Ask about drainage and watering; many problems start with soil moisture, not the slab.

Good to know

Foundation Repair Company questions, answered

Do cracks always mean foundation problems?

No. Hairline cracks in brick or drywall are common with seasonal movement. Doors that stop latching, stair-step cracks and sloping floors deserve an evaluation.

How long does foundation repair take?

Most pier jobs take one to three days. Landscaping and drainage work may follow.

Will repair fix the cracks?

Lifting the foundation often closes cracks partly. Cosmetic repairs to brick and drywall are usually a separate step.

For the winners

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#1 Foundation Repair Company in Tacoma, WA 2026
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#2 Foundation Repair Company in Tacoma, WA 2026
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#3 Foundation Repair Company in Tacoma, WA 2026
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#4 Foundation Repair Company in Tacoma, WA 2026
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#5 Foundation Repair Company in Tacoma, WA 2026
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