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Location and Projects

Address
2100 REDWOOD HWY, Greenbrae, CA, 94904
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Window Factory

Window Factory, 2100 Redwood Hwy, Greenbrae, CA (Employees: Daniel Edward Dean, Dennis Raymond Van Sickle, and Jaclyn Blum Guelfi) holds a General Building, Glazing license and 4 other licenses according to the California license board.

Their BuildZoom score of 111 ranks in the top 4% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Window Factory, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Window Factory Services

Start a project today:
Doors and Windows

Window Factory Contact Information

Phone: (415) 924-3300 Edit
Address: 2100 REDWOOD HWY, Greenbrae, CA 94904 Edit

Window Factory Greenbrae

Quality

111
96th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Window Factory has a BuildZoom score of 111, which places them above 96% of 336,931 contractors in California.

Activity

33 projects
 2025
29 projects
 2024
44 projects
 2023
Our building permit records indicate that Window Factory has worked on at least 106.0 projects over the past 3 years.

This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.

Experience

3 projects
 New Constructions
100 projects
 Door and windows installations
Analyzing permits over the last 4 years shows that Window Factory mostly works on door and windows installation and new construction projects.

Pricing

12 projects
 < $5k
40 projects
 $5k-$20k
6 projects
 $20k-$50k
Value Not Public: 42.0 projects
The typical size of their permits is approximately $8,000. This graph shows the distribution of these job values.
Pro tip: For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.

Building Permits by Window Factory

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Building residential
834 Olima St, Sausalito, CA, 94965
2025-05-13
Residence bldg; replace 2 patio sliding door like for like
Valuation:
$15,000
Permit #:
B2025-0277
Status:
final
Fee:
$683
Permit Type:
Window replacement
Building Type:
N/A
B general construction
1606 Merritt Dr, Novato, CA, 94949
2025-02-11
Replace 7 windows and 1 patio sliding glass door life for like
Valuation:
$17,000
Permit #:
B2025-0248
Status:
issued
Fee:
$331
Permit Type:
Residence window ...
Building Type:
N/A
B general construction
1606 Merritt Dr, Novato, CA, 94949
2025-02-11
Replace 7 windows & 1 patio sliding glass door like for like
Valuation:
$17,000
Permit #:
B2025-0247
Status:
issued
Fee:
$331
Permit Type:
Residence window ...
Building Type:
N/A
Windows and-or glass door replacement
2100 Redwood Hwy, Larkspur, CA, 94904
2025-06-02
Replace 18 windows & 2 doors. replace siding
Valuation:
N/A
Permit #:
BD2505-0003
Status:
issued
Fee:
$3,496
Permit Type:
Commercial replac...
Building Type:
N/A
Windows and-or glass door replacement
6 Elizabeth Cir, Greenbrae, CA, 94904
2025-07-17
Replace 1 patio sliding glass door like for like
Valuation:
N/A
Permit #:
BD2505-0050
Status:
final
Fee:
$573
Permit Type:
Residential repla...
Building Type:
N/A
Window and door change out
17 Sorrento Way, San Rafael, CA, 94901
2025-01-20
Replace 1 patio door and 1 window like for like
Valuation:
$5,000
Permit #:
B2501-088
Status:
issued
Fee:
$440
Permit Type:
Retrofit 1-6 wind...
Building Type:
N/A
Windows and-or glass door replacement
15 Chanticleer Ave, Larkspur, CA, 94939
2025-06-24
Replace 8 windows like for like
Valuation:
N/A
Permit #:
BD2506-0055
Status:
final
Fee:
$659
Permit Type:
Residential repla...
Building Type:
N/A
Residence window door like for like replacement
21 Leslie Ct, Novato, CA, 94947
2025-07-01
Replace 3 windows like for like
Valuation:
$4,000
Permit #:
B2025-1452
Status:
issued
Fee:
$263
Permit Type:
N/A
Building Type:
N/A
Window and door change out
11 Vista Marin Dr, San Rafael, CA, 94903
2025-06-10
Replace 2 windows like for like
Valuation:
$2,950
Permit #:
B2505-036
Status:
final
Fee:
$375
Permit Type:
Retrofit 1-6 wind...
Building Type:
N/A
Windows and-or glass door replacement
955 S Eliseo Dr, Greenbrae, CA, 94904
2024-12-06
Replace 1 patio sliding glass door as new construction
Valuation:
N/A
Permit #:
BD2408-0043
Status:
final
Fee:
$222
Permit Type:
Residential repla...
Building Type:
N/A
B general construction
50 Circe Ct, Novato, CA, 94945
2023-04-21
Replace 1 window in bedroom and 2 patio doors in living room - like for like - wui
Valuation:
$12,000
Permit #:
B2022-3269
Status:
final
Fee:
$233
Permit Type:
Residence window ...
Building Type:
N/A
Building
133 Baden St, San Francisco, CA, 94131
2023-07-28
Replace 5 windows like for like. all windows are non street facing. u=0.3
Valuation:
$8,000
Permit #:
202305097368
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
B general construction
116 Bishop Ct, Novato, CA, 94945
2025-06-14
Replace 1 window as retrofit and 2 patio sliding doors - like for like - wui
Valuation:
$8,000
Permit #:
B2023-1672
Status:
expired
Fee:
$233
Permit Type:
Residence window ...
Building Type:
N/A
Building
133 Baden St, San Francisco, CA, 94131
2023-07-28
Replace 5 windows like for like. all windows are non street facing. u=0.3
Valuation:
$8,000
Permit #:
202305097368
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Residential addition-alteration
1064 Vallejo St, Santa Rosa, CA, 95404
2024-10-16
Window install - go residence - 1064 vallejo st - replace 23 windows like for like
Valuation:
$30,000
Permit #:
B24-4051
Status:
final
Fee:
$264
Permit Type:
N/A
Building Type:
N/A
B general construction
50 Margarita Ter, Novato, CA, 94947
2022-12-21
Replace 1 window like for like (retro fit installation) & 1 sliding glass patio door like for like
Valuation:
$7,000
Permit #:
B2022-2343
Status:
final
Fee:
$266
Permit Type:
Residence window ...
Building Type:
N/A
B general construction
812 Paxton Villa Ct, Novato, CA, 94947
2023-10-09
Replace 1 window and 2 patio sliding glass doors like for like
Valuation:
$8,000
Permit #:
B2023-1467
Status:
final
Fee:
$233
Permit Type:
Residence window ...
Building Type:
N/A
Windows 1 to 8 ol
30 Aronia Ln, Novato, CA, 94945
2023-05-25
Replace 1 patio sliding glass door like for like wui
Valuation:
$6,000
Permit #:
B2022-1541
Status:
final
Fee:
$94
Permit Type:
Residential on line
Building Type:
N/A
Window and door change out
28 Partridge Dr, San Rafael, CA, 94901
2025-09-02
Replace 3 windows and 1 patio door like for like
Valuation:
$8,000
Permit #:
B2509-004
Status:
issued
Fee:
$575
Permit Type:
Retrofit 1-6 wind...
Building Type:
N/A
Non-structural door/window replacement;
70 Shell Rd, Mill Valley, CA, 94941
2024-03-11
Replace 15 windows and 1 patio sliding glass door like for like
Valuation:
$22,000
Permit #:
B37285
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential

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