Top-Rated Window Replacement Companies in Oakton, VA
We don't have license data for window and glazing businesses in Oakton, VA the way we do for some other cities on this site. This page leans on Google Maps instead: 10 businesses, ranked by rating weighted against how many people reviewed them. A strong Google rating still isn't the same thing as a license on file, so ask to see one before you sign anything.
Google Maps ratings checked · How we rank
4AIECC climate zone · ENERGY STAR North-Central zone
What Oakton's climate means for your window spec
Washington-Arlington-Alexandria, DC-VA-MD-WV piles up about 4,931 heating degree days in a normal year, against 964 on the cooling side of the ledger.
That's the load an ENERGY STAR-rated window in the North-Central zone is built to handle.
Data: U.S. EPA / DOE, ENERGY STAR, ENERGY STAR Version 7.0 Climate Zones by County/ZIP (Windows, Doors, and Skylights) (V7.0); Pacific Northwest National Laboratory (DOE Building America), Guide to Determining Climate Zone by County: Building America and IECC 2021 Updates (PNNL-33270) (2021 IECC), from the nearest NOAA station 0.7 mi away.
10 top-rated window replacement companies in and near Oakton
Ranked by Google rating weighted against how many people left one, so a perfect score from a handful of reviewers never outranks a strong average built on hundreds. That ranking is not a license check; call the state directly and ask for the contractor's license or registration number.
| Rank | Business | Google rating | Reviews | Category | Area | Google Maps listing |
|---|---|---|---|---|---|---|
| 1 | Tri County Windows and Siding | 108 | Window installation service | Vienna 22183 | Google reviews | |
| 2 | Ameritech Construction Corporation | 1,746 | Window installation service | Falls Church 22043 | Google reviews | |
| 3 | Pella Windows and Doors Showroom of Vienna, VA | 764 | Window installation service | Vienna 22182 | Google reviews | |
| 4 | Certified Window Co. | 72 | Window installation service | Fairfax 22030 | Google reviews | |
| 5 | Renewal by Andersen of the Capital Region | 1,008 | Window installation service | Fairfax 22031 | Google reviews | |
| 6 | Argo Glass & Windows DMV | 45 | Window installation service | Fairfax 22031 | Google reviews | |
| 7 | NuHome Exteriors | 320 | Window installation service | Fairfax 22030 | Google reviews | |
| 8 | First Choice Windows LLC | 20 | Window installation service | Annandale 22003 | Google reviews | |
| 9 | DS Windows | 9 | Window installation service | Not listed | Google reviews | |
| 10 | The Window Man | 89 | Window installation service | Fairfax 22031 | Google reviews |
Questions to ask before you sign
- How long have you held your state license, and can I see the number?
- Is this a full-frame replacement or an insert into my existing frame, and why that one?
- Who pulls the permit, and does this change trigger an egress check on a bedroom window?
- What flashing and sill pan will you use, and in what order do you install them?
- If my home was built before 1978, is your crew lead-safe certified for this job?
- What's the completion date in writing, and what happens if the schedule slips?