Updated: Jul 02, 2026
Location and Projects
Address
899 SANTA CRUZ AVE #206, Menlo Park, CA, 94025
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Williamson Ana Maria Architect
Williamson Ana Maria, 899 Santa Cruz Ave, Menlo Park, CA (Employees: Ana Maria Williamson and Keith Edward Willig) holds a Landscaping license and 2 other licenses according to the California license board.
Their BuildZoom score of 105 ranks in the top 8% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Williamson Ana Maria, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Williamson Ana Maria Services
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Williamson Ana Maria Contact Information
Phone Number: (650) 326-2294
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Address: 899 SANTA CRUZ AVE #206, Menlo Park, CA 94025
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Williamson Ana Maria Menlo Park
Quality
105
92nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Williamson Ana Maria has a BuildZoom score of 105, which places them above 92% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
|
4 projects
|
2024 |
|
1 project
|
2023 |
Our building permit records indicate that Williamson Ana Maria has worked on at least
12.0 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.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Pricing
|
2 projects
|
$5k-$20k |
|
2 projects
|
$500k-$1mil |
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replacement (e) penthouse and remodel (reconstruction of (e) stair windows door ) infill (e) deck corner and interior alterations. new windows and doors at rear. roofing as needed
Valuation:
$928,000
Permit #:
202503122128
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Construction of new single story 2527 square feet single story single-family home with attached 465 square feet garage and associated landscape and site work
Valuation:
$594,000
Permit #:
BPA2025-01296
Status:
filed
Fee:
N/A
Permit Type:
New construction
Building Type:
N/A
To complete work started under permit # b03-001-297 b11-000-864 b11-000-916 b20-000-055 b20-000-105 for reroof deck repair carport d ceiling repair wall heater changeout in units a b.c d and water heater changeout in unit a
Valuation:
N/A
Permit #:
B25-000-231
Status:
final
Fee:
$230
Permit Type:
N/A
Building Type:
N/A
New grn 5 bedroom (1 office with closet) 5.5 bathroom 2 story over finished basement 4521 sq. ft. single family dwelling with attached 470 sq. ft. garage. 1400 sq. ft. of decks. hot tub fire pit 108 sq ft trellis. outdoor kitchen. 49 lf retaining wall over 36 and 177 lf of retaining walls under 36. concrete patios and walkways (separate demolish permit. separate temp power pole permit... see more
Valuation:
N/A
Permit #:
BLD2021-00531
Status:
issued
Fee:
$38,726
Permit Type:
N/A
Building Type:
N/A
#scanned# see revision 1 new grn five (5) bedroom one (1) office with closet (1) gym with closet 4.5 bathroom two story 4931 sq.ft. single family dwelling with attached 532 sq. ft. garage. 671 sq. ft. covered patio off of family room. 49 sq.ft. covered entry porch with 145 sq.ft. trellis 200 sq. ft. trellis off of guest room. (pool house separate permit this set of plans) pool and lan... see more
Valuation:
N/A
Permit #:
BLD2019-02732
Status:
final
Fee:
$41,659
Permit Type:
N/A
Building Type:
N/A
Remodel conversion: convert reconfigure existing crawl space by installing new grade beam relocating (e) grade beam and install new concrete wall (10.5 high max from footing on (e) pier) ) to accommodate conversion of 496 sq.ft. to new 1 bed 1 bathroom adu. install 538 sq.ft. adu entry deck & stair with associated landscape features at rear of (e) three story home without fire sprin... see more
Valuation:
N/A
Permit #:
BLD2020-01905
Status:
final
Fee:
$7,670
Permit Type:
N/A
Building Type:
N/A
#scanned# pool house: new rear yard single story conditioned one bedroom one bathroom 966 sq.ft. pool house with sink & refrigerator. (issue with bld2019-02732) resubmittal # 1 - pvt - 02/27/2020 response to building planning & public works comments - revised sheets only - a0.0 a0.1 a0.2. a0.3 t24-1. t24-2 c0.0 c0.1 c1.1 c2.1 c2.1 c3.1 c4.1 c4.2 c5.1 a1.0 a1.1 a2.0 a2.1a a2.2a a2.2b a... see more
Valuation:
N/A
Permit #:
BLD2019-02733
Status:
final
Fee:
$7,147
Permit Type:
N/A
Building Type:
N/A
New landscape in front yard new trellis area and outdoor kitchen
Valuation:
$450,000
Permit #:
PRE22-00362
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Like for like heat pump full system replacement. hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00046
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement (n) el disconnect
Valuation:
$5,000
Permit #:
COMBR-2025-00008
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Addition/remodel of building safety score under 17 (actual 5.305) most of house gutted. 3 bed 2 bathroom new foyer remodeled garage. adding 339sf to living space adding 42sf to garage. new roof line resubmittal #1 - wcm - 5/16/17 - 3 full sets in response to building and pw resubmittal # 2 - pvt - 06/19/2017 response to public works comments revised sheets a1.0 c1 c2 c3 c5 c5.1. and g... see more
Valuation:
N/A
Permit #:
BLD2017-00457
Status:
final
Fee:
$23,706
Permit Type:
N/A
Building Type:
N/A
#scanned# remodel: to existing bedroom 3 install new bathroom by converting existing closet and part of kitchen & under stair area to new bathroom and relocate closet. electrical and addition electrical outlets to closet of existing bedroom # 1. replacing retrofitting existing recessed lighting with led lighting throughout
Valuation:
N/A
Permit #:
BLD2019-01330
Status:
final
Fee:
$2,242
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00163
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00162
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00161
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00160
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00159
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00158
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00156
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
Like for like hvac replacement
Valuation:
$5,000
Permit #:
COMBR-2025-00155
Status:
final
Fee:
$73
Permit Type:
N/A
Building Type:
N/A
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Williamson Ana Maria Reviews
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Verified License
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Williamson Ana Maria License info
Verified License
| License # | 709067 |
| Status | Active |
| State | California |
| Type | Landscaping |
| Business Type | Corporation |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Williamson Ana Maria at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | C24430 |
| Status | Active |
| State | California |
| Type | Architect |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of August, 2025. Check the current license status of Williamson Ana Maria with the California Architect License Board
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 0220 |
| Status | Active |
| City | San Carlos |
| Type | Architect |
| Business Type | Corporation |
- BuildZoom has not verified this license since November, 2013.
Verify this license's status for Williamson Ana Maria at the The City of San Carlos, CA.
This is a sample of licensing data; click here to access a complete history.
105
BuildZoom Score
Bonded
| Bonded Agent | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Oak River Insurance Company |
80
Permits
- Building permit records show that Williamson Ana Maria has worked on 80 permitted projects.
Williamson Ana Maria Employees
AW
Ana Maria Williamson
KW
Keith Edward Willig
Rmo / Ceo / Pres
WM
Williamson Ana Maria
Owner