WI License 092101030 – DC
MN License BC787845
Fully Licensed and Insured

Read Our Helpful Tips to Help Transform Your Home

A Krumm Exteriors van with a cartoon kangaroo logo is parked in front of a house under construction. The wrapped exterior walls and nearby construction materials highlight the work of expert roofing and siding contractors. A Lowe’s sign is visible in the background.
Exterior Contractors

Questions Worth Asking Your Exterior Contractor

Hiring someone to work on the outside of your home is a big deal. Your roof and siding aren’t just cosmetic features.  They’re what stands ...
Roof Repairs and restoration in Wisconsin and Minnesota
Roof Inspections

Roof Leak Repair: What Happens First

A roof leak has terrible timing. It never shows up on a calm Tuesday afternoon; it waits for the worst storm of the season, a ...
siding installers
Siding Installation

Siding Repair Basics Homeowners Should Know

Your home’s siding does a lot more than just look good. It’s the first line of defense against Wisconsin winters and Minnesota freeze-thaw cycles. Because ...
Door or Window Seal Is Failing
Window Installation

How to Tell If Your Door or Window Seal Is Failing

How to tell if your door or window seal is failing in Wisconsin or Minnesota. Learn the warning signs, risks, and when replacement makes sense. ...
How New Windows Can Lower Energy Bills for Wisconsin and Minnesota Homes
Window Installation

How New Windows Can Lower Energy Bills for Wisconsin and Minnesota Homes

If you are looking for practical ways to reduce monthly energy costs, new windows can make a bigger difference than you would expect.  How new ...
Gutter Services in Minnesota
Gutter Installation

Simple Gutter Care Tips You Can Do Yourself

Gutter maintenance doesn’t always require professional help. While thorough cleanings and repairs often need expert attention, several simple gutter care tips you can do yourself ...
The “Good, Better, Best” Guide to Roofing Materials
Roof Inspections

The “Good, Better, Best” Guide to Roofing Materials

Choosing roofing materials can feel overwhelming when you’re staring at dozens of options with varying price points, lifespans, and features.  The “good, better, best” guide ...
A person in a yellow safety vest stands on a ladder cleaning gutters for Krumm Exteriors at a green house with grey shingles. Leaves are scattered on the ground and roof, and the ladder rests on a concrete path—just another day for dedicated contractors.
Roof Inspections

How to Spot Wind or Water Damage on Your Roof

Roofs in Wisconsin and Minnesota take constant punishment. Last week’s windstorm, yesterday’s downpour, and ice dams from harsh winters. This damage accumulates gradually until suddenly ...
How Often You Actually Should Clean Your Gutters
Gutter Installation

How Often You Actually Should Clean Your Gutters

How often should you clean your gutters in Wisconsin or Minnesota? Learn how trees, weather, and seasonal conditions affect the cleaning schedule for your ...
A small gray building extension with white trim, a door, and three windows features work by Krumm Exteriors contractors. Blue rain barrels, rocks, and assorted garden tools sit outside near a dirt yard under a partly cloudy sky.
Exterior Contractors

Why Small Exterior Cracks Can Turn Into Big Problems

Small cracks in siding and trim escalate quickly in Wisconsin and Minnesota weather. See how freeze-thaw cycles and moisture turn minor issues into major repairs. ...