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Monday 7:30am - 4pm Tuesday 7:30am - 4pm Wednesday 7:30am - 4pm Thursday 7:30am - 4pm Friday 7:30am - 4pm

Grant Renne & Sons, Inc.

Name: Grant Renne & Sons, Inc.
Address: 5816 Colorado Avenue, Kansas City, MO, 64130, US
Telephone: +18162216076

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Kansas City, MO
Grant Renne & Sons, Inc.

We are a foundation repair and waterproofing company that has been serving Kansas City since 1873.

Grant Renne & Sons are contractors specializing in foundation repair problems. We have been in this phase of the construction industry since 1873. We consult, advise and repair problems for small and large structures. Each project has its individual conditions, although many are similar. It is important that each be analyzed on a case-by-case basis, in order to determine what is to be recommended

to correct the problem - either remedial or precautionary. Our long experience coupled with a continued search for new and better procedures based on sound and practical engineering, certifies our competence. The firm's list of satisfied clients in the Midwest numbers in the thousands including Fortune 500 companies, small businesses, national franchises, colleges, churches, homeowners, property managers and others. In many respects, the more difficult the work the more effective the application of our experience and technical skill. Our past record has been developed by devoting the same effort to a small job as to a large one.

02/09/2026

Your yard’s slope plays a critical role in foundation health.

If the ground doesn’t slope away from your home, water collects near the foundation and increases pressure on basement walls. Over time, this leads to cracking, moisture intrusion, and structural stress.

Proper grading allows water to naturally drain away, protecting your foundation during rain, snowmelt, and freeze–thaw cycles.

02/06/2026

Seeing new cracks on your walls or ceilings during winter? You’re not alone.
Cold temperatures cause soil to contract and foundations to shift slightly.

That stress transfers upward into framing and drywall, often showing up as interior cracks.

While some cracks are cosmetic, others signal structural movement—especially if they grow, reappear, or form diagonal patterns.

02/02/2026

What’s under your home matters more than most homeowners realize.

Different soil types behave very differently:
• Clay soils expand when wet and shrink when dry, creating constant movement
• Sandy soils drain quickly but can wash away and leave voids
• Mixed soils shift unevenly, stressing foundations over time

This movement is one of the leading causes of cracks, settling, and foundation failure. Understanding your soil helps explain why professional solutions—not quick fixes—are often necessary.

01/26/2026

Start the year strong with this winter foundation checklist:

✔ Clear snow away from the foundation perimeter
✔ Check for new cracks inside and outside
✔ Make sure gutters aren’t clogged with frozen debris
✔ Inspect basement walls for damp spots
✔ Ensure sump pump discharge line isn’t frozen
✔ Look for gaps forming between soil & foundation

Small checks now prevent big headaches later.

01/23/2026

A tiny winter leak can quickly become a major spring basement issue. Cold temps mask water movement—but once the thaw hits, moisture expands dramatically.

Look for:
• Damp basement corners
• Musty smells
• Salt-like residue on walls (efflorescence)

Schedule a quick inspection to prevent a larger repair later.

01/21/2026

Poor insulation can actually harm your foundation. Cold air entering a crawl space or basement increases condensation and temperature swings—adding stress to concrete.

Tip: Check insulation around rim joists, sill plates, and basement windows during winter to protect your foundation and reduce energy loss.

01/19/2026

Today, we honor the life and legacy of Dr. Martin Luther King Jr. and his unwavering commitment to service, integrity, and community.

At Grant Renne & Sons, we believe strong communities are built on respect, fairness, and doing what’s right—values that guide our work every day. As we reflect on Dr. King’s message, we’re reminded that progress begins with serving others and standing firm in our principles.

We’re grateful to be part of the Kansas City community and remain committed to building foundations—both homes and values—that stand the test of time.

01/16/2026

Frozen ground becomes rigid. When it thaws unevenly, parts of your foundation may settle more than others.

Signs to watch for:
• Doors suddenly sticking
• Floors feeling uneven
• Hairline cracks becoming stair-step cracks in brick

If these appear in January, it often means the soil shifted.

01/12/2026

Most people think drainage is a spring and summer concern—but winter runoff can create just as much pressure on basement walls.
• Keep downspouts pointed at least 5 ft away
• Make sure sump pumps are plugged in and functioning
• Avoid letting ice build up near the foundation
Taking care of winter drainage reduces hydrostatic pressure that can cause cracks or bowing walls.

01/09/2026

Even a small amount of snow sitting against the foundation can cause issues when it melts. The moisture has nowhere to go if the soil is already frozen.

Homeowner Tip: Make sure snow isn’t piling up directly against basement windows, foundation walls, or siding. Redirecting meltwater now prevents pressure and leaking later.

01/05/2026

January is one of the worst months for freeze–thaw cycles. Water gets into tiny cracks, freezes, expands, and slowly forces the crack wider.

Watch for:
• Cracks widening after a cold snap
• Interior drywall cracks growing
• Popping or flaking concrete

If you spot any of these, it’s best to get an expert set of eyes on it before spring moisture makes it worse.

01/02/2026

When temperatures drop below freezing, the soil around your home contracts—pulling away from your foundation. This creates small gaps where water can later seep in and freeze again, causing even more movement.

Tip: Walk around your home this month and look for visible gaps between soil and your foundation. Early detection prevents winter cracking.

Address

5816 Colorado Avenue
Kansas City, MO
64130

Opening Hours

Monday	7:30am - 4pm
Tuesday	7:30am - 4pm
Wednesday	7:30am - 4pm
Thursday	7:30am - 4pm
Friday	7:30am - 4pm

Telephone

+18162216076

Website

http://grantrenne.com/

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