Verified Home Addition
Pros in Washington.

Most Washington homeowners don't know their contractor is unlicensed until something goes wrong. Every pro on AboveBoardPros is screened against MO state contractor records before you ever see their name.

1 government-verified home addition pro across the Washington, state-record checked and actively monitored.

1 Verified
Insurance Verified Where Shown
Continuously Monitored
1 ZIP Codes Served

Only quotes from verified home addition pros.

Screened against state contractor records. Every contractor below has been screened before appearing on this page.

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Free · No commitment · Washington pros only

Midtown Home Improvements · 4.1★ on Google

1 home addition contractor serving Washington·1 government record-verified·Insurance cross-checked

How We Verify Every addition Pro

A four-point check before any contractor appears on this page. Not a signup checklist, but an ongoing process.

State Record Cross-Check

Matched against the official state contractor registry. Active status confirmed, not just past paperwork.

Insurance Certificate Validated

General liability and workers' comp on file. An uninsured contractor makes your homeowner's policy your fallback.

Business History Reviewed

Corporate standing, years in operation, and reputation signals reviewed. Contractors who don't meet our standards are not listed.

Continuously Monitored

Credentials expire. Policies lapse. Our checks run automatically. A contractor whose credentials lapse is removed immediately.

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Screened against state contractor records. Free. No commitment.

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MO · Verified Contractors

Top Verified Home Addition in Washington, MO

Ranked by verification strength. State record & coverage status is labeled by source: state database, insurance records, or contractor website.

  1. Midtown Home Improvements

    ABP Human VerifiedLicense
    ABP Human VerifiedInsurance
    4.1 out of 5 stars,4.1· 1,754 Google reviews
    36+ Years in Business
    BBB Accredited · A+
    Wentzville, MO

    License confirmed active against state records.

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Screened Pros Only

Every listed contractor is screened against state contractor records before you see them.

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How We Verify

1
State contractor record check
2
Insurance validated
3
Business history reviewed
4
Continuously monitored
Verify a license at Missouri Division of Professional Registration

AboveBoardPros is a matching service. We connect you with independent contractors who passed these checks. We do not perform the work ourselves.

Washington Coverage

1 contractors in database

1 fully verified

1 ZIPs covered

Median income: $75,000-$99,999

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Screened against state contractor records. Monitored. No lead reselling.

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Home Addition in Washington: What Homeowners Ask

How much does home addition cost in Washington?

Typically $40,000 to $150,000 in Washington, depending on scope and materials. Get competing bids to calibrate the actual range for your project.

Are addition contractors in Washington required to be licensed?

Yes. Washington enforces active licensure and insurance requirements. AboveBoardPros verifies against MO government databases before any contractor appears here.

Do I need a permit for home addition?

Home additions always require a building permit. The permit process covers structural plans, foundation, framing, electrical, and final inspections at multiple stages. No licensed contractor will begin an addition without pulling permits — and unpermitted additions must be disclosed in any home sale.

How do I verify a Home Addition contractor's license in Missouri?

In Missouri, contractor licensing is tracked by the Missouri Division of Professional Registration. You can look up any contractor's license status directly at https://pr.mo.gov/licensee-search.asp. To file a complaint or check for consumer alerts, use the Missouri Attorney General's consumer complaint page at https://app.ago.mo.gov/app/consumercomplaint. AboveBoardPros runs this same check before listing a contractor, then reviews it on an ongoing basis.

Home Addition Cost & ROI · Washington

2025 Cost vs. Value data · West North Central market.

ProjectCostResaleROI
Deck Addition | Wood$18,263$17,32395%
Deck Addition | Composite$25,096$22,19989%
Bathroom Addition | Midrange$60,645$32,34753%
Bathroom Addition | Upscale$111,255$40,52636%
Primary Suite Addition | Midrange$170,517$55,09732%
Primary Suite Addition | Upscale$351,613$63,13618%

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