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Foundation Repair, Basement & Exterior Waterproofing in West Allis, WI

West Allis bungalows and duplexes, dry and solid below the stairs

Basement and foundation repair in West Allis, WI for old bungalows and duplexes on tight lots. Family crew since 1998, lifetime transferable warranty.

Call +1 (414) 587-3093
Local & Family-Owned

Foundation and waterproofing work in West Allis

West Allis is bungalow country. Block after block of early 1900s bungalows and two-flat duplexes sit shoulder to shoulder on narrow lots, and a lot of those basements now hold a family room, a laundry, or a bedroom for a tenant. That makes a wet corner or a cracked wall a bigger problem than it used to be. The walls are old, the glacial clay around them swells every spring, and deep frost works on the mortar each winter. When the gap to the neighbor's house is a few feet wide, there's often no room to bring in a digger either.

So a lot of our West Allis work happens from the inside. We seal cracks, hold bowing walls with carbon fiber straps or steel beams bolted floor to joist, and trench interior drain tile under the slab to a sump pump with battery backup. Where a side yard allows it, exterior waterproofing stops the water at the wall itself. We also seal damp walls, lay vapor barrier, and cut egress windows so a lower level can be a legal bedroom. When the City of West Allis requires a permit, we pull it.

Call +1 (414) 587-3093
Basement waterproofing system for West Allis, WI homes - Basement Foundation Repair
What We Do in West Allis

Every basement service we offer in West Allis

How It Works

How we work on West Allis basements

01

Inspection (if qualified)

We look at the walls, the floor, the sump and the grade outside, and find where the problem starts.

02

Written plan and price

You get the fix and the price in writing, with the reasons behind each part.

03

Work by our own crew

Our own crew does the job start to finish, most interior work in a day or two.

04

Warranty and walkthrough

We clean up, walk you through the work and register your lifetime transferable warranty.

∞
Lifetime

Backed by a lifetime transferable warranty

We stand behind every job in West Allis. If the problem we fixed ever comes back, we return and make it right at no cost, and the warranty passes to the next owner when you sell.

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Real Results

What homeowners say about our crew

★★★★★

They replaced our drain tile, put in a sump pump, set steel beams, and sealed the basement walls - then redid the window wells and buried a downspout outside. The price was competitive and Nick, Luis and the crew explained everything as they went.

Barb Ahrens
Barb Ahrens
Verified Google review
★★★★★

What an amazing job. There aren't enough words to say how much we appreciate Nick, Luis and the crew. The work was beautiful and they left the job site perfect. Thank you so much!

Ken Noffke
Ken Noffke
Verified Google review
Find Us

Your local foundation and waterproofing team for West Allis

Basement Foundation Repair, LLC

2128 Easy St
Waukesha, WI 53188

Our crew heads out to West Allis from the Waukesha shop.

Phone: +1 (414) 587-3093

Hours: Mon–Fri 7am–7pm · Sat 8am–4pm

Call +1 (414) 587-3093
Nearby

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Questions, Answered

West Allis basement questions

Yes. On tight lots we usually work from inside with drain tile under the slab and a sump pump. No excavator has to fit down that gap, and your neighbor's yard stays untouched.
Pull the wet carpet back and let us see where the water comes in. Seepage at the wall-floor joint points to pressure in the soil, which drain tile handles. A crack leak can often be sealed in a day.
It might be, and that's what we measure. A stair-step crack along the mortar joints often comes with some inward lean. If it's moving, straps or steel beams will hold it where it is.
A musty smell behind paneling usually means moisture is coming through the wall. We check the walls and the joint with the floor to find the source. Then you'll know whether sealing or drain tile is the right fix.
Often we can, depending on how much room sits between the wall and the drive. We look at the space and pick the wall that works best. The window and well are code-compliant and sealed so they stay dry.
Some jobs need one, depending on the scope. When the City of West Allis requires a permit, we pull it and handle the inspection. You don't have to deal with the paperwork.
Usually it's a moisture sign, and moisture can be fixed. That white powder means water is moving through the wall. We can look before closing and give you a written quote to bring to the seller.
Heavy storms soak the clay fast and pressure builds under and around the slab. Water then pushes up at the wall-floor joint. A drain tile and sump system relieves that pressure before it reaches your floor.
We plan around the access you have and keep equipment compact. Interior work goes in through the house or a basement door. We clean up at the end of each day.
Yes. We install sump systems with a battery backup that keeps pumping when the power goes out. It's the piece that protects a finished lower level on the worst storm nights.
Inspection (if qualified) · No Pressure

Is your West Allis basement trying to tell you something?

Call our family team and we will come out to West Allis, find the cause and give you an honest, written quote.

Call +1 (414) 587-3093

Same-week appointments  ·  Financing available  ·  Lifetime transferable warranty

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