7 window replacement contractors Based in Novato
Search below for a window contractor licensed to work in Novato, CA. About 86% of Novato's listings cleared a decade on their license before this page ever existed, worth weighing alongside price when you request quotes.
Licenses checked · California Contractors State License Board
3CIECC climate zone · ENERGY STAR South-Central zone
What Novato's climate means for your window spec
San Francisco-Oakland-Fremont, CA piles up about 2,481 heating degree days in a normal year, against 486 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 Novato's license record should be able to name the right U-factor for zone 3C 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 6 mi away.
29median years licensed
The license record behind these listings
The median window license active in Novato has been on the books for 29 years.
A small slice, 1 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 Novato 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 Novato, 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 & G Glass | Window and glass contractor | C-17 Glazing | 655879 | Active | Oct 7, 1992 | Oct 31, 2026 | 94949 | Verify license |
| Embarcadero Enterprises Corporation | Window and glass contractor | B General Building / C-17 Glazing | 749839 | Active | May 22, 1998 | Jun 30, 2028 | 94945 | Verify license |
| Novato Glass INC | Window and glass contractor | C-17 Glazing | 371442 | Active | Apr 2, 1979 | Apr 30, 2027 | 94947 | Verify license |
| Old Town Glass INC | Window and glass contractor | C-17 Glazing | 736844 | Active | Jun 6, 1997 | Jun 30, 2027 | 94945 | Verify license |
| Thompson Builders Corporation | Window and glass contractor | B General Building / C-17 Glazing | 626859 | Active | Aug 28, 1991 | Aug 31, 2027 | 94945 | Verify license |
| Thompson/Focon JV | Window and glass contractor | B General Building / C-17 Glazing | 1081523 | Active | Sep 21, 2021 | Sep 30, 2027 | 94945 | Verify license |
| U S Glass & Shower Door | Window and glass contractor | C-17 Glazing | 817965 | Active | Mar 11, 2003 | Mar 31, 2027 | 94949 | 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?