Updated: Aug 02, 2025
Location and Projects
Address
100 LORING AVENUE, Mill Valley, CA, 94941
Use our bidding system to
request a quote
Fair & Square Builders Construction
Fair & Square Builders LLC, 100 Loring Ave, Mill Valley, CA (Employees: Patrick Thomas Durkin and Ruben Carlos Rojas) holds a General Building license according to the California license board.
Their BuildZoom score of 102 ranks in the top 11% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Fair & Square Builders LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Fair & Square Builders LLC Services
Start a project today:
Fair & Square Builders LLC Contact Information
Phone Number: (267) 885-9587
Edit
Address: 100 LORING AVENUE, Mill Valley, CA 94941
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Fair & Square Builders LLC Mill Valley
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Fair & Square Builders LLC has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
5 projects
|
2023 |
|
1 project
|
2022 |
Our building permit records indicate that Fair & Square Builders LLC has worked on at least
6.0 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
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 Fair & Square Builders LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Raise s f d addition remodel (n) decks/stairs & expand (e) deck relocate entry siding (n) pergola/trellis remove fireplace
Valuation:
N/A
Permit #:
174180
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Replaced water heater called out on resale inspection
Valuation:
N/A
Permit #:
P2306-006
Status:
final
Fee:
N/A
Permit Type:
50-100 gl water h...
Building Type:
N/A
Seismic retrofit to perimeter foundation stem wall installing ufp10 clamps every 6 around
Valuation:
$6,500
Permit #:
B2019-3331
Status:
final
Fee:
$393
Permit Type:
Residential
Building Type:
N/A
Skylight: install skylight at kitchen living area
Valuation:
N/A
Permit #:
BLD2021-00770
Status:
final
Fee:
$593
Permit Type:
N/A
Building Type:
N/A
Residential- kitchen remodel (non-structural)
Valuation:
$50,000
Permit #:
B-044336
Status:
final
Fee:
$3,065
Permit Type:
N/A
Building Type:
N/A
Voluntary residential seismic upgrade and siding repair
Valuation:
N/A
Permit #:
B-039851
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential remodel - including wall changes
Valuation:
N/A
Permit #:
B-041631
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel kitchen laundry & 2 baths
Valuation:
N/A
Permit #:
B2108-070
Status:
final
Fee:
N/A
Permit Type:
Alter-sfd
Building Type:
N/A
Residential addition and remodel
Valuation:
N/A
Permit #:
B-036804
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sent email to applicant requesting floor plan showing where skylight located - 12/10
Valuation:
N/A
Permit #:
BLD-ONLINE-20-000145
Status:
applied
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential - remove chimney + window
Valuation:
N/A
Permit #:
B-044411
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Seismic foundation retrofit in accordance with plan set a brace & bolt
Valuation:
N/A
Permit #:
BIFD21-000409
Status:
final
Fee:
$333
Permit Type:
N/A
Building Type:
N/A
Foundation: voluntary seismic retrofit in accordance with plan set a
Valuation:
N/A
Permit #:
BLD2020-01398
Status:
final
Fee:
$708
Permit Type:
N/A
Building Type:
N/A
Seismic upgrade in accordance w/standard plan set a
Valuation:
$7,000
Permit #:
164265
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Residential
Similar Contractors See more
246
BZ Score
$28K
Avg Project
-
Projects
194
BZ Score
$146K
Avg Project
-
Projects
195
BZ Score
$30K
Avg Project
-
Projects
Fair & Square Builders LLC Reviews
BuildZoom hasn't received any reviews for Fair & Square Builders LLC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Fair & Square Builders LLC License info
Verified License
| License # | 1030226 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Ltd Liability |
- BuildZoom verified this license was active as of August 2025.
Verify this license's status for Fair & Square Builders LLC at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Insured
| Insurer | Clear Blue Specialty Insurance |
| Insured up to | $2,000,000 |
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
12
Permits
- Building permit records show that Fair & Square Builders LLC has worked on 12 permitted projects.
Fair & Square Builders LLC Employees
PD
Patrick Thomas Durkin
Member
RR
Ruben Carlos Rojas
Rmm