Karst Builders, Inc.

Siding contractor and gutter contractor in Eldorado, WISidingGuttersFounded 1964 and family-owned: remodeling, decks, windows, soffit and gutter guards for homeowners.

What we checked

  • Business phone works
  • Website is live
  • Website confirms siding and gutters

About

Karst Builders, Inc. is a family-owned siding and gutter company in Eldorado, Wisconsin, started in 1964. It installs gutters, gutter guards, siding and windows for homeowners. It offers free inspections or estimates.

  • Founded 1964
  • Family owned
  • Residential
  • Free inspection

Services

Gutters

  • Gutter installation
  • Gutter guards

Siding

  • Siding installation
  • Soffit and fascia

Other exterior work

  • Window installation
  • Decks and patio covers
  • Remodeling

Common questions

How long has this company been in business?

The website says the firm started in 1964, 62 years ago.

Is this company licensed and insured?

The website does not say. Ask to see both before you hire. Our guide shows how to check a roofer’s insurance and license.

Does this company give free estimates?

The website offers a free inspection or estimate. Call (920) 921-1906. Ask for the estimate in writing. See what a new roof costs.

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At a glance

Founded
1964 (62 years)
Based in
Eldorado, WI
Trades
Siding and gutters
Services listed
7
Phone
(920) 921-1906

Before you hire Karst Builders, Inc.

  • Insurance. The website does not mention insurance. Ask for a certificate of insurance, then call the insurer to confirm it.
  • Written estimate. The website offers a free inspection or estimate. Get the price, the materials and the dates in writing.
  • Warranty. The website does not mention a warranty on the firm’s work. Ask if the firm gives one, and get it in writing.

Guide: check a roofer’s insurance and licenseGuide: repair or replace?

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