Google's Top-Rated Window Pros Near El Monte, CA
El Monte's 10 listings below come from Google Maps rather than a state license file. IECC climate zone 3B sets the energy bar for a El Monte window job no matter which kind of list a contractor's name comes from. Checked September 2026.
Google Maps ratings checked · How we rank
3BIECC climate zone · ENERGY STAR South-Central zone
What El Monte's climate means for your window spec
Los Angeles-Long Beach-Anaheim, CA piles up about 1,145 heating degree days in a normal year, against 1,516 on the cooling side of the ledger.
That's the load an ENERGY STAR-rated window in the South-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 4.1 mi away.
10 top-rated window replacement companies in and near El Monte
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 | Bear Windows and Doors Inc. | 75 | Window installation service | South El Monte 91733 | Google reviews | |
| 2 | Lv Windows & Doors | 7 | Window supplier | South El Monte 91733 | Google reviews | |
| 3 | Irwindale Windows Co | 11 | Window supplier | Baldwin Park 91706 | Google reviews | |
| 4 | Bestall Windows & Doors Inc. | 3 | PVC windows supplier | Not listed | Google reviews | |
| 5 | CP Windows | 3 | Window supplier | South El Monte 91733 | Google reviews | |
| 6 | AZ GLAZING | 8 | Window installation service | South El Monte 91733 | Google reviews | |
| 7 | Super Windows and Doors Inc | 5 | Window supplier | South El Monte 91733 | Google reviews | |
| 8 | United Windows | 15 | Window installation service | South El Monte 91733 | Google reviews | |
| 9 | S G Windows & Doors | 19 | Window supplier | Rosemead 91770 | Google reviews | |
| 10 | C R Windows | 7 | Window installation service | South El Monte 91733 | 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?