Updated: Jul 18, 2025
Location and Projects
Address
839 CORDILLERAS DRIVE, Sonoma, CA, 95476
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Robert Baumann + Associates Architect
Robert Baumann + Associates, 839 Cordilleras Dr, Sonoma, CA (Owned by: Baumann Robert W) holds a Architect license according to the California license board.
Their BuildZoom score of 107 ranks in the top 6% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Robert Baumann + Associates, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Robert Baumann + Associates Services
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Robert Baumann + Associates Contact Information
Phone Number: (707) 996-7947
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Address: 839 CORDILLERAS DRIVE, Sonoma, CA 95476
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Robert Baumann + Associates Sonoma
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Robert Baumann + Associates has a BuildZoom score of 107, which places them above 94% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
8 projects
|
2024 |
|
8 projects
|
2023 |
|
11 projects
|
2022 |
Our building permit records indicate that Robert Baumann + Associates has worked on at least
30.0 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.
Experience
|
7 projects
|
New Constructions |
|
5 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Robert Baumann + Associates mostly works on
new construction
and home addition
projects.
Pricing
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
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 Robert Baumann + Associates
This is a sample of this contractor's permits. Click here to access their complete permit history.
Freestanding walls under 7 are permit exempt revised wall plans attached along with revised structural plans. we removed the 2 walls near the septic system
Valuation:
N/A
Permit #:
BLD19-4511.R03
Status:
complete
Fee:
$273
Permit Type:
N/A
Building Type:
N/A
New single family dwelling (3 948 sf) with attached garages (1 358 sf) covered patios (1 300 sf) & decks (505 sf) - proposed adu to be permitted separately
Valuation:
N/A
Permit #:
BLD24-2171
Status:
issued
Fee:
$65,983
Permit Type:
N/A
Building Type:
N/A
New guest house (613 sf) over partial basement (495) & covered porches (608 sf)
Valuation:
N/A
Permit #:
BLD24-0774
Status:
issued
Fee:
$4,943
Permit Type:
N/A
Building Type:
N/A
New single family dwelling (6 343 sf) with attached garage and covered patio(s)
Valuation:
N/A
Permit #:
BLD23-2593
Status:
final
Fee:
$90,783
Permit Type:
N/A
Building Type:
N/A
New 1-story prefabricated metal garage 973 square feet in size. the major building components are w.u.i. approved siding metal widow and door trim with concrete slab and foundations. the building will have electrical for lighting and receptacles conforming to current building codes
Valuation:
N/A
Permit #:
BLD23-7002
Status:
plancheck
Fee:
$2,911
Permit Type:
N/A
Building Type:
N/A
New 1-story prefabricated metal garage 973 square feet in size. the major building components are w.u.i. approved siding metal widow and door trim with concrete slab and foundations. the building will have electrical for lighting and receptacles conforming to current building codes
Valuation:
N/A
Permit #:
BLD23-7002
Status:
plancheck
Fee:
$2,911
Permit Type:
N/A
Building Type:
N/A
The scope of work for this revised permit entails simplifying the interior waterproof-ed box structure. the upper storage loft is removed completely as well as in interior door and exterior window. what was a storage loft accessed by a stair is a waterproofed interior roof with parapet walls that has an access panel from the lower storage room. with the removal of the loft the waterpo... see more
Valuation:
N/A
Permit #:
BLD22-1815.R02
Status:
complete
Fee:
$597
Permit Type:
N/A
Building Type:
N/A
Location and layout of laundry and powder bathroom at main level has been revised. existing balcony at south elevation has been removed and replaced with a new canopy roof over main level doors. french doors to balcony have been replaced with a window. door has been added to kitchen with roof extension above. eave and rake overhangs have been cut back. siding has been revised from boa... see more
Valuation:
N/A
Permit #:
BLD21-2009.R01
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New one car garage 330 sq ft with attic storage and attached 301 sq ft covered carport. the structures are traditional wood frame over concrete slab on grade foundations
Valuation:
N/A
Permit #:
BLD24-1477
Status:
final
Fee:
$2,523
Permit Type:
N/A
Building Type:
N/A
Removal of exterior concrete stair and adjacent retaining walls lower level window and door revisions and revised title 24 docs per new mechanical equipment specifications
Valuation:
N/A
Permit #:
BLD22-8421.R01
Status:
complete
Fee:
$84
Permit Type:
N/A
Building Type:
N/A
Main dwelling addition and remodel
Valuation:
$300,000
Permit #:
BR22-02165-ADD
Status:
final
Fee:
$9,192
Permit Type:
N/A
Building Type:
N/A
New adu 1072sf
Valuation:
$350,000
Permit #:
BR22-02166-NEW
Status:
final
Fee:
$16,648
Permit Type:
N/A
Building Type:
N/A
Addition rem to (e) pool house converting to adu **revision**location & layout of laundry & powder bathroom at main level revised. (e) balcony at s. elevation removed & replaced w/new canopy roof over main level doors. french doors to balcony replaced w/window
Valuation:
N/A
Permit #:
BLD21-2009
Status:
issued
Fee:
$13,630
Permit Type:
N/A
Building Type:
N/A
Omit addition & roof dormer at bedroom 2. install new trellis with wood clad steel posts wood beams wood rafters wood purlins & polycarbonate roof panels. replace existing wood burning fireplace with gas fired insert; modify existing surround. new or modified mechanical electrical. & plumbing. at areas of new work
Valuation:
N/A
Permit #:
BLD20-1028.R01
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
*expedited review* new pavilion structure w interior storage areas & 1/2 bathroom (475 sf) outdoor covered patio kitchen/bar lounge area & outdoor shower (1, 076 sf)
Valuation:
N/A
Permit #:
BLD23-3412
Status:
final
Fee:
$3,706
Permit Type:
N/A
Building Type:
N/A
***potential floodplain restrictions*** main house addition/remodel
Valuation:
$300,000
Permit #:
S22-01047-RES
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
***potential floodplain restrictions*** new accessory dwelling unit
Valuation:
$350,000
Permit #:
S22-01044-RES
Status:
filed
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Guest cottage remodel
Valuation:
$150,000
Permit #:
BR22-02164-ADD
Status:
final
Fee:
$7,794
Permit Type:
N/A
Building Type:
N/A
Single family dwelling remodel 378 sq ft & addition of entryway 53 sq ft covered stoop 54 sq ft deck 917 sq ft outdoor kitchen on deck & convert 122 sq ft laundry room to cond'd
Valuation:
N/A
Permit #:
BLD20-0463
Status:
final
Fee:
$3,961
Permit Type:
N/A
Building Type:
N/A
Replacement single family dwelling 4 316 sf with 2 054 sf decks (demo of existing single family dwelling under dem22-0415)
Valuation:
N/A
Permit #:
BLD22-4074
Status:
approved
Fee:
$31,304
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Robert Baumann + Associates License info
Verified License
| License # | C28431 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of July 2025.
Verify this license's status for Robert Baumann + Associates at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
83
Permits
- Building permit records show that Robert Baumann + Associates has worked on 83 permitted projects.
Robert Baumann + Associates Employees
BW
Baumann Robert W
Owner