Concord, CA Window Pros Grouped by ZIP Code
Concord spans 3 ZIP codes on this site, each with its own short list of licensed window contractors. Walnut Creek, 5 miles off, is the next closest city on this site if you want to widen the search.
Licenses checked · California Contractors State License Board
Window contractors near you in Concord
Grouped by ZIP code, then alphabetical by business name. Nobody paid their way into a ZIP group or a spot within it.
ZIP 94518 (11)
Bestoff Windows And Construction
Window and glass contractor
- License
- B General Building / C-17 Glazing · 769183
- Since
- 1999
- Expires
- Sep 30, 2027
- ZIP
- 94518
Bestoff Windows INC
Window and glass contractor
- License
- C-17 Glazing · 992647
- Since
- 2014
- Expires
- May 31, 2028
- ZIP
- 94518
Concord Glass INC
Window and glass contractor
- License
- C-17 Glazing · 931921
- Since
- 2009
- Expires
- Apr 30, 2027
- ZIP
- 94518
Diablo Custom Screen
Window and glass contractor
- License
- B General Building / C-17 Glazing · 739884
- Since
- 1997
- Expires
- Aug 31, 2027
- ZIP
- 94518
East Bay Door And Window INC
Window and glass contractor
- License
- C-17 Glazing / C-61/D-41 Siding and Decking · 898655
- Since
- 2007
- Expires
- Apr 30, 2027
- ZIP
- 94518
Glass Max
Window and glass contractor
- License
- C-17 Glazing · 1000322
- Since
- 2015
- Expires
- Dec 31, 2027
- ZIP
- 94518
Lema Construction INC
Window and glass contractor
- License
- B General Building / C-17 Glazing · 980737
- Since
- 2013
- Expires
- Jan 31, 2027
- ZIP
- 94518
MS Glazing
Window and glass contractor
- License
- C-17 Glazing · 1151773
- Since
- 2026
- Expires
- Mar 31, 2028
- ZIP
- 94518
R Sagadyn Construction
Window and glass contractor
- License
- B General Building / C-17 Glazing / C-54 Tile · 1115042
- Since
- 2024
- Expires
- Jan 31, 2028
- ZIP
- 94518
Schicker Luxury Shower Doors INC
Window and glass contractor
- License
- C-17 Glazing · 527157
- Since
- 1988
- Expires
- Jan 31, 2027
- ZIP
- 94518
Superior Window Works
Window and glass contractor
- License
- B General Building / C-17 Glazing / C-61/D-41 Siding and Decking · 855238
- Since
- 2005
- Expires
- Mar 31, 2028
- ZIP
- 94518
ZIP 94520 (11)
Aames Home Improvement
Window and glass contractor
- License
- B General Building / C-17 Glazing · 877357
- Since
- 2006
- Expires
- May 31, 2028
- ZIP
- 94520
All Glass Residential & Commercial INC
Window and glass contractor
- License
- C-17 Glazing · 1004555
- Since
- 2015
- Expires
- Jun 30, 2027
- ZIP
- 94520
Diablo Glass INC
Window and glass contractor
- License
- C-17 Glazing · 611669
- Since
- 1991
- Expires
- Feb 28, 2027
- ZIP
- 94520
Engineered Construction Services Corp
Window and glass contractor
- License
- B General Building / C-17 Glazing · 715004
- Since
- 1995
- Expires
- Nov 30, 2027
- ZIP
- 94520
Novus Glass
Window and glass contractor
- License
- C-17 Glazing · 1002738
- Since
- 2015
- Expires
- Apr 30, 2027
- ZIP
- 94520
Rios Glass
Window and glass contractor
- License
- C-17 Glazing · 1120797
- Since
- 2024
- Expires
- May 31, 2028
- ZIP
- 94520
TWS Fine Wood Windows INC
Window and glass contractor
- License
- C-17 Glazing · 1146502
- Since
- 2025
- Expires
- Nov 30, 2027
- ZIP
- 94520
West Coast Windows & Doors INC
Window and glass contractor
- License
- C-17 Glazing · 890083
- Since
- 2007
- Expires
- Jan 31, 2027
- ZIP
- 94520
Whiting Glass INC
Window and glass contractor
- License
- C-17 Glazing · 1025617
- Since
- 2017
- Expires
- Apr 30, 2028
- ZIP
- 94520
Window And Glass Pros
Window and glass contractor
- License
- C-17 Glazing · 1059153
- Since
- 2019
- Expires
- Oct 31, 2027
- ZIP
- 94520
Window Station INC
Window and glass contractor
- License
- C-17 Glazing · 976606
- Since
- 2012
- Expires
- Sep 30, 2028
- ZIP
- 94520
ZIP 94521 (2)
Cadco Door & Window
Window and glass contractor
- License
- C-17 Glazing · 890397
- Since
- 2007
- Expires
- Jan 31, 2027
- ZIP
- 94521
Iron Horse Windows And Glass Showers
Window and glass contractor
- License
- C-17 Glazing · 1029577
- Since
- 2017
- Expires
- Aug 31, 2027
- ZIP
- 94521
3ZIP codes with listings
Concord by ZIP code
Not every ZIP in Concord has the same number of licensed window contractors; 94518 leads the city with 11.
A thinner ZIP in Concord doesn't mean fewer options nearby, just fewer businesses whose license record lists that exact ZIP as home base.
The nearby-cities list further down Concord's page exists exactly for a thin-ZIP situation like that.
945189452094521
Data: California Contractors State License Board license records, checked 2026-09-30.
5 mito Walnut Creek, the nearest city on this site
Widening the search beyond Concord
Walnut Creek is the closest other city on this site to Concord, about 5 miles away.
Worth a look if Concord's own ZIP-by-ZIP lists are thin for the trade you need.
- Walnut Creek 5 mi · 6
- Pittsburg 6 mi · 5
- Benicia 11 mi · 5
- Brentwood 16 mi · 7
- Berkeley 18 mi · 6
- Oakland 19 mi · 16
- Dublin 19 mi · 8
- Fairfield 20 mi · 8
Data: U.S. Census Bureau, 2026 TIGER/Line Gazetteer County Subdivision file (Connecticut only) (2026); U.S. Census Bureau, 2026 TIGER/Line Gazetteer Files (places, counties, ZCTAs, states) (2026).