8 window replacement contractors Based in Los Alamitos
Los Alamitos has 8 window replacement contractors on active state license records. The oldest of them has held a window or glazing license since 1987, and the median listing has carried one for 17 years.
Licenses checked · California Contractors State License Board
3BIECC climate zone · ENERGY STAR South-Central zone
What Los Alamitos's climate means for your window spec
Los Angeles-Long Beach-Anaheim, CA piles up about 1,173 heating degree days in a normal year, against 1,166 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.
A contractor pulled from Los Alamitos's license record should be able to name the right U-factor for zone 3B before they ever measure an opening.
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 5 mi away.
17median years licensed
The license record behind these listings
The median window license active in Los Alamitos has been on the books for 17 years.
A small slice, 0 of them, sit inside a 90-day window for renewal as of our last check, which is ordinary license-cycle timing rather than a mark against the business.
Match the number on any Los Alamitos listing here against California's own lookup before you pick up the phone.
Data: California Contractors State License Board license records, checked 2026-09-30.
Window contractors licensed to work in Los Alamitos, CA
Listed A to Z by business name. No listed business paid for placement or position.
| Business | Category | License class | License no. | Status | Effective | Expires | ZIP | Official record |
|---|---|---|---|---|---|---|---|---|
| B & M Custom Glass And Mirror INC | Window and glass contractor | C-17 Glazing | 1023681 | Active | Feb 13, 2017 | Feb 28, 2027 | 90720 | Verify license |
| Custom Glass | Window and glass contractor | C-17 Glazing | 506688 | Active | Mar 9, 1987 | Mar 31, 2027 | 90720 | Verify license |
| Phoenix Glass Company | Window and glass contractor | C-17 Glazing | 1024075 | Active | Feb 27, 2017 | Feb 28, 2027 | 90720 | Verify license |
| Phoenix Glass Company | Window and glass contractor | C-17 Glazing | 1084877 | Active | Dec 11, 2021 | Dec 31, 2027 | 90720 | Verify license |
| Replacement Window Specialists INC | Window and glass contractor | C-17 Glazing | 873835 | Active | Mar 4, 2006 | Mar 31, 2028 | 90720 | Verify license |
| Sherrin Glass & Metal INC | Window and glass contractor | C-17 Glazing | 680201 | Active | Nov 10, 1993 | Nov 30, 2027 | 90720 | Verify license |
| Sunrise Glass & Mirror | Window and glass contractor | C-17 Glazing | 754303 | Active | Sep 22, 1998 | Sep 30, 2028 | 90720 | Verify license |
| Window Restoration And Repair | Window and glass contractor | B General Building / C-17 Glazing | 987212 | Active | Sep 24, 2013 | Sep 30, 2027 | 90720 | Verify license |
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?