Updated: Mar 25, 2026
Location and Projects
Address
P O BOX 2948, San Anselmo, CA, 94979
Use our bidding system to
request a quote
R J ANSTEY BUILDERS Construction
For over thirty years, R J Anstey Builders has provided general contracting services to clients in San Anselmo and the surrounding Marin County area. The company specializes in residential construction and remodeling, including custom home builds, home additions, and renovations. Serving homeowners throughout the region, R J Anstey Builders manages projects ranging from kitchen and bathroom remodels to complete house transformations. The business has experience working with a variety of architectural styles typical of the Bay Area and prioritizes methodical project management from initial planning through final completion. With more than three decades in the construction industry, R J Anstey Builders brings established knowledge of local building codes, permitting processes, and the specific requirements of Marin County residential projects.
R J ANSTEY BUILDERS Services
Start a project today:
R J ANSTEY BUILDERS Contact Information
Phone Number: (415) 457-6356
Edit
Address: P O BOX 2948, San Anselmo, CA 94979
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
R J ANSTEY BUILDERS San Anselmo
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
R J ANSTEY BUILDERS has a BuildZoom score of 100, which places them above 87% of 336,931 contractors in California.
Activity
|
2 projects
|
2025 |
|
1 project
|
2023 |
Our building permit records indicate that R J ANSTEY BUILDERS has worked on at least
3.0 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
|
1 project
|
$5k-$20k |
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.
Enclosed existing patio in rear 390 sf. see ce21-0427 area of work is less than 50% of gross area fire sprinklers are not required
Valuation:
$15,000
Permit #:
B21-7482
Status:
final
Fee:
$1,108
Permit Type:
N/A
Building Type:
N/A
Retaining walls
Valuation:
$3,500
Permit #:
BR19-025
Status:
final
Fee:
$350
Permit Type:
Construction only
Building Type:
N/A
Fix and repair parking slab
Valuation:
$8,000
Permit #:
B2412-039
Status:
final
Fee:
$835
Permit Type:
Alter-sfd
Building Type:
N/A
Repair and upgrade property for work not permitted
Valuation:
N/A
Permit #:
B2021-0784
Status:
triage
Fee:
$3,230
Permit Type:
Residential
Building Type:
N/A
Road closure for delivery
Valuation:
N/A
Permit #:
EP19-015
Status:
final
Fee:
$290
Permit Type:
Minor
Building Type:
N/A
Structural living room remodel and addition t.d. 1-24-22
Valuation:
$45,000
Permit #:
173063
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
726 sq. ft. addition at 1st and 2nd floor remodel interior including kitchen and baths install (n) elevator
Valuation:
$207,250
Permit #:
2010-44742-00 BEMP
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New sfd to replace fire damage;and plumbing,elec.,& mech. permit rb9701772 issued 5-7-97 to final project
Valuation:
$400,000
Permit #:
C9200712
Status:
Expired
Fee:
$2,547
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel
Valuation:
$76,000
Permit #:
B2013-1565
Status:
final
Fee:
$1,305
Permit Type:
Res-oss
Building Type:
N/A
20 savannah rd_outbuilding 2 and 3 partial demolish
Valuation:
N/A
Permit #:
B2022-0392
Status:
expired
Fee:
$551
Permit Type:
Residential
Building Type:
N/A
#1- remodel bathroom and kitchen incl replace tub with shower re lay out bathroom and addition new closet
Valuation:
$51,000
Permit #:
201103222596
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Rebuild sfd/inclds electrical, mechanical, plumbing ele, mechanical, plumbing-added 7/20/93 c9203099=gar
Valuation:
$350,000
Permit #:
C9203098
Status:
Expired
Fee:
$2,635
Permit Type:
N/A
Building Type:
N/A
Permit value$400k new single family dwelling to replace fire damage;and plumbing, electrical, & mechanical. permit rb9701772 issued 5-7-97 to final project
Valuation:
N/A
Permit #:
C9200712
Status:
EXPIRED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
B1210-027
Status:
final
Fee:
$499
Permit Type:
Alter-sfd
Building Type:
N/A
Remodel bathroom restore hallway from former 2nd unit pour cement in basement for storage laundry convert from two
Valuation:
$40,000
Permit #:
B1996-03542
Status:
Closed Complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
E1210-017
Status:
final
Fee:
$102
Permit Type:
Alter-sfd
Building Type:
N/A
Bathroom remodel
Valuation:
N/A
Permit #:
P1210-015
Status:
final
Fee:
$102
Permit Type:
Alter-sfd
Building Type:
N/A
Rev:chng location of garage from p/l
Valuation:
$7,000
Permit #:
C9203099-R01
Status:
Expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Revision to bp44742: (01) addition 55 sf
Valuation:
$6,875
Permit #:
2010-44742-01 BRE
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Garage for sfd/detached
Valuation:
$7,000
Permit #:
C9203099
Status:
Expired
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
193
BZ Score
$200K
Avg Project
-
Projects
187
BZ Score
$30K
Avg Project
-
Projects
188
BZ Score
$30K
Avg Project
-
Projects
R J ANSTEY BUILDERS Reviews
BuildZoom hasn't received any reviews for R J ANSTEY BUILDERS. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
R J ANSTEY BUILDERS License info
Verified License
| License # | 410919 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for R J ANSTEY BUILDERS at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | Western Surety Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
14
Permits
- Building permit records show that R J ANSTEY BUILDERS has worked on 14 permitted projects.
R J ANSTEY BUILDERS Employees
RA
Richard Joseph Anstey
Owner