Window Replacement Contractors in Fairfield, CA
Fairfield has 8 window replacement contractors on active state license records. The oldest of them has held a window or glazing license since 1972, and the median listing has carried one for 24 years.
Licenses checked · California Contractors State License Board
3BIECC climate zone · ENERGY STAR South-Central zone
Climate and energy performance in Fairfield
Vallejo, CA piles up about 2,307 heating degree days in a normal year, against 1,113 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 Fairfield'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 2.1 mi away.
24median years licensed
How long Fairfield's window contractors have been licensed
Fairfield counts 8 window replacement contractors in the state's own file, with the earliest entry dating to 1972.
63% of that list cleared a decade on their license before this page ever existed.
0 are new to the file within the last two years, working the same Fairfield streets as shops with decades on record.
Data: California Contractors State License Board license records, checked 2026-09-30.
Fairfield window and glazing licenses on file
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 |
|---|---|---|---|---|---|---|---|---|
| A C G Glass Mirror | Window and glass contractor | C-17 Glazing | 595758 | Active | Jun 7, 1990 | May 31, 2027 | 94533 | Verify license |
| Above Board Windows | Window and glass contractor | B General Building / C-17 Glazing | 995081 | Active | Jul 23, 2014 | Jul 31, 2028 | 94533 | Verify license |
| Acme Glass CO INC | Window and glass contractor | C-17 Glazing | 274529 | Active | Mar 16, 1972 | May 31, 2027 | 94534 | Verify license |
| Danco Construction INC | Window and glass contractor | B General Building / C-17 Glazing | 1108344 | Active | Aug 8, 2023 | Aug 31, 2027 | 94534 | Verify license |
| Jamz Construction | Window and glass contractor | B General Building / C-17 Glazing | 1091495 | Active | May 13, 2022 | May 31, 2028 | 94533 | Verify license |
| MC Windows And Glass Doors | Window and glass contractor | C-17 Glazing | 1022017 | Active | Dec 22, 2016 | Dec 31, 2026 | 94534 | Verify license |
| Pinguelo Construction INC | Window and glass contractor | B General Building / C-17 Glazing | 610938 | Active | Jan 27, 1991 | Jul 31, 2027 | 94534 | Verify license |
| Solano Glass Company Incorporated | Window and glass contractor | C-17 Glazing | 452511 | Active | Feb 24, 1984 | Jan 31, 2028 | 94533 | 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?