Windows, Siding & Insulation Near You

Replacement windows, glass, siding and insulation.

How Do You Choose Window, Siding, Glazing and Insulation Contractors?

Check the license where your state or city requires one, ask for proof of insurance, and compare two or three written bids for the same scope. Typical lead time is several weeks, due to custom order lead times. We list 3,289 window, siding, glazing and insulation contractors, most in Washington, Oregon, New York, where official records are available.

Updated November 6, 2026 · Source: listings downloaded November 6, 2026; cost and timing are our planning assumptions.

Photo illustration: Replacement windows, glass, siding and insulation.

Top Questions to Ask

  1. What is your license number, and which state or city issued it?
  2. Can you send a current certificate of liability insurance and proof of workers’ compensation?
  3. Will the contract list the scope, materials, price, start and finish dates and payment schedule?
  4. Who pulls the permits, and are they included in the price?
  5. Who will run the job day to day, and will you use subcontractors?

See all 8 questions →

Good to Know

  • Be wary of limited-time discounts that require signing today.
  • Federal cooling-off rules may cover some in-home sales; ask for the cancellation form.
StateListed
Washington1,380
Oregon333
New York280
California143
Arizona84
Texas81
Pennsylvania75
Michigan57
Illinois55
Florida54
Ohio54
Colorado52
Montana49
New Jersey45
Wisconsin45
Georgia35
Minnesota32
Virginia32
Indiana30
North Carolina30
Massachusetts27
Maryland25
Connecticut21
Idaho21
Iowa19
New Hampshire19
South Carolina19
Missouri16
Oklahoma16
Tennessee15
Utah14
Louisiana13
Maine13
South Dakota10
Arkansas9
Vermont9
Alabama8
Kentucky8
Nebraska8
Hawaii7
New Mexico7
Kansas6
Nevada6
Alaska5
Rhode Island5
Wyoming5
Delaware4
Mississippi4
West Virginia3
North Dakota1

Common Questions

How long do window, siding, glazing and insulation contractors take to book?

Typical lead time is several weeks, due to custom order lead times. Busy seasons and material lead times can add more. Ask for start and finish dates in the contract.

How much do window, siding, glazing and insulation contractors cost?

As a planning figure, expect often priced per window or per square foot of wall. Prices vary widely by city, access and materials, so get two or three written bids for the same scope.

What should you ask a window or siding contractor before hiring?

Start with: What is your license number, and which state or city issued it; Can you send a current certificate of liability insurance and proof of workers’ compensation; Will the contract list the scope, materials, price, start and finish dates and payment schedule. Our full list has 8 questions.

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Examples With Full Profiles

Not ranked and not paid placements.

Albany, OR

Oregon CCB: ActiveWindows, Siding & InsulationPublic-Work ContractorsBondInsurance

Albany, OR

Oregon CCB: ActiveWindows, Siding & InsulationPublic-Work ContractorsBondInsurance

3740 Braddock Street, Fairbanks, AK

Map listing: license not checkedWindows, Siding & Insulation

2260 Rocky Ridge Road, Birmingham, AL

Map listing: license not checkedWindows, Siding & Insulation

539 North Oates Street, Dothan, AL

Map listing: license not checkedWindows, Siding & Insulation

4411 Evangel Circle Northwest, Huntsville, AL

Map listing: license not checkedWindows, Siding & Insulation

235 Battle Street West, Talladega, AL

Map listing: license not checkedGeneral ContractorsWindows, Siding & Insulation

5400 Willis Road, Theodore, AL

Map listing: license not checkedGeneral ContractorsWindows, Siding & Insulation

Sources: Washington L&I, Oregon CCB and New York DOL open data; © OpenStreetMap contributors (ODbL) · Data last updated November 6, 2026 · Sources & method