Updated: Nov 14, 2025
Location and Projects
Address
101 H St, Petaluma, CA, 94952
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Studio 101 Designs Construction
Based in Petaluma, Studio 101 Designs focuses on residential architecture and design across Sonoma, Marin, and Napa counties. The firm’s project portfolio includes custom new homes, remodels, additions, and accessory dwelling units (ADUs). Studio 101 Designs works with homeowners on a range of property types, from rural estates to in-town residences. The studio guides clients through all phases of design and permitting, including conceptual planning, drafting, 3D modeling, and construction documentation. Emphasizing a tailored approach, Studio 101 Designs collaborates closely with clients to develop site-specific solutions that integrate sustainable building materials and energy-efficient strategies where possible. The firm has been active in the North Bay region for over a decade, providing architectural services for both ground-up construction and renovation projects.
Studio 101 Designs Services
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Studio 101 Designs Contact Information
Phone Number: (707) 780-0101
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Address: 101 H St, Petaluma, CA 94952
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Studio 101 Designs Petaluma
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Studio 101 Designs has a BuildZoom score of 106, which places them above 93% of 336,931 contractors in California.
Activity
|
17 projects
|
2025 |
|
10 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Studio 101 Designs has worked on at least
32.0 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
|
9 projects
|
Home Additions |
|
5 projects
|
New Constructions |
|
9 projects
|
Kitchen remodels |
|
5 projects
|
Multi-room remodels |
Analyzing permits over the last 4 years shows that Studio 101 Designs mostly works on
kitchen remodel
and home addition
projects.
Pricing
|
1 project
|
$5k-$20k |
|
3 projects
|
$20k-$50k |
|
8 projects
|
$50k-$100k |
|
3 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $69,926. 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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Construction revisions entailing relocation of previously planned steel posts addition of new steel posts and footings and addition of new steel beams at the pool side roof overhang. structural plans details and calculations as well as associated architectural layout and detail changes are being submitted for review
Valuation:
N/A
Permit #:
BLD24-2655.R01
Status:
complete
Fee:
$410
Permit Type:
N/A
Building Type:
N/A
**revision submitted 6/11/25** the revisions proposed are client driven changes to allow for the removal of an upstairs bedroom square footage to allow for a vault and rearrangement of doors and windows. two skylights will added to the vaulted area. removal of deck and extending the trellis in its place original scope: single family dwelling - this interior remodel converts an (e) two... see more
Valuation:
N/A
Permit #:
BLD25-0602
Status:
issued
Fee:
$6,848
Permit Type:
N/A
Building Type:
N/A
Kitchen and main bathroom remodel including the replacement of one bathroom window. demolition of existing wood burning fireplace and chimney and replacement with a direct vent gas fireplace
Valuation:
$82,000
Permit #:
BLDR-2025-0051
Status:
issued
Fee:
$5,370
Permit Type:
N/A
Building Type:
N/A
Rehabilitation and addition to a 2-story single family home in accordance to historic plsr-2023-0002 - removing the rear disjointed series of additions and replacing them with a modern extension of the main steep pitched gable. work on the lower level includes: a new kitchen and living room wood framed decks (totaling 143.4 sq.ft.) a new single car garage. work on the upper level incl... see more
Valuation:
$465,000
Permit #:
BLDR-2023-0925
Status:
issued
Fee:
$16,464
Permit Type:
N/A
Building Type:
N/A
The revisions proposed are client driven changes to allow for the removal of an upstairs bedroom square footage to allow for a vault and rearrangement of doors and windows. two skylights will added to the vaulted area. removal of deck and extending the trellis in its place
Valuation:
N/A
Permit #:
BLD25-0602.R01
Status:
complete
Fee:
$546
Permit Type:
N/A
Building Type:
N/A
This proposal includes the construction of a new detached a.d.u. with with749 sq.ft of living space and an attached 283.5 sq.ft. garage. the adu is to bebuilt in the rear side yard of an existing 2 story home in accordance withgovt. code 65852.150. included in this project is a new driveway to service the new garage and the demolition of various flat work and fences on site
Valuation:
$250,000
Permit #:
BLDR-2022-0209
Status:
complete
Fee:
$8,238
Permit Type:
N/A
Building Type:
N/A
Residential remodel addition to a single family home consisting of converting the existing garage into living space complete with a family room storage area and master bedroom suite. remodeling the kitchen and adjacent areas to create an open floor plan revised laundry room and revised office. replacing the existing roof structure over the existing garage and a small addition on the b... see more
Valuation:
$210,000
Permit #:
BLDR-2024-0302
Status:
issued
Fee:
$8,110
Permit Type:
N/A
Building Type:
N/A
Bedroom decommission of one of the main residence's existing five bedrooms. the decommission is part of a bedroom swap with the proposed one-bedroom adu on the property (the existing 5-bedroom septic system will continue to serve a total of five bedrooms)
Valuation:
N/A
Permit #:
BLD24-5138
Status:
issued
Fee:
$2,279
Permit Type:
N/A
Building Type:
N/A
Construction revsions for review include a vaulted ceiling (previously flat ceiling) at the master bedroom and enlarged windows at that area. the new document set includes corresponding revised architectural structural and energy compliance sheets and calculations (sheets en1.0 en1.1 en1.2 a.001 a.203 a.303 a.401 s2 s-4 & s-7 with structural & t-24 calcs)
Valuation:
N/A
Permit #:
BLD23-6870.R01
Status:
complete
Fee:
$101
Permit Type:
N/A
Building Type:
N/A
Develop an agricultural operation of 1 acre wholesale nursery which will sell potted olive trees. the farmworker housing unit design will be a 4 bedroom/4 bathroom ranch style home which will house 4 farmworkers to maintain the agricultural operation. the existing use of the property is hayfields
Valuation:
N/A
Permit #:
BLD24-3488
Status:
canceled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 2 369 square-foot single-story (replacement) residence with attached 377 square-foot garage - to replace 854 s.f. house and 400 s.f. detached garage
Valuation:
$950,000
Permit #:
BLDR-2024-0985
Status:
issued
Fee:
$33,653
Permit Type:
N/A
Building Type:
N/A
Expedited plan check - 620 sq ft replacement pool house and flat work accessory to a single family home. the new pool house will be located in the existing and will be 620 sq.ft. the pool house will include a full bathroom accessed from the exterior and a 6'-0 wide wetbar
Valuation:
N/A
Permit #:
BLD24-0647
Status:
issued
Fee:
$4,350
Permit Type:
N/A
Building Type:
N/A
(e) 676 (sf) cottage to be re-designated as 607 (sf) guest house with 69 (sf) covered landing
Valuation:
N/A
Permit #:
BLD24-5879
Status:
issued
Fee:
$2,814
Permit Type:
N/A
Building Type:
N/A
Legalization of a 574 square foot covered patio and out door kitchen that was built without the benefit of a permit. the structure includes a pizza oven bbq lights and gas patio heaters. as part of this legalization a flight of stairs is proposed to be added to the rear of the structure-
Valuation:
$50,000
Permit #:
BLDR-2024-0334
Status:
expired
Fee:
$919
Permit Type:
N/A
Building Type:
N/A
The remodel of a single-story single-family residence. the remodel of 1580 sq ft will include the raising of a sunken floor in the living room and kitchen replacing all the windows and exterior doors with new units in kind and replacing one door with a window. renovating the kitchen with new cabinets. a new 920 sq.ft. deck is proposed in the rear yard
Valuation:
N/A
Permit #:
BLD23-7420
Status:
final
Fee:
$4,508
Permit Type:
N/A
Building Type:
N/A
*expedited review requested* residential remodel (1 533 sf) addition convert workshop to living space (698 sf total new living space) decommission bedroom & new deck/porches (543 sf)
Valuation:
N/A
Permit #:
BLD23-6870
Status:
issued
Fee:
$5,901
Permit Type:
N/A
Building Type:
N/A
Interior remodel and conversion of an existing 2 story barn into a 3 bed 2 bathroom accessory dwelling unit in accordance with s.c.c. 26-88-060(5)(iii). the proposed adu will be 2 233.5 sq.ft and will encompass the upper level of the barn. no proposed exterior work as part of this permit
Valuation:
N/A
Permit #:
BLD23-6597
Status:
issued
Fee:
$10,436
Permit Type:
N/A
Building Type:
N/A
Owner and contractor revisions to clarify construction changes dimensions etc relating to full height unconditioned mechanical/storage area at lower level
Valuation:
N/A
Permit #:
BLD24-5528.R01
Status:
complete
Fee:
$546
Permit Type:
N/A
Building Type:
N/A
***school fees due*** new 3 824 (sf) 2-story single family dwelling with attached 832 garage/storage 120 (sf) covered deck 80 (sf) uncovered deck and 36 (sf) outdoor shower
Valuation:
N/A
Permit #:
BLD24-5528
Status:
issued
Fee:
$60,170
Permit Type:
N/A
Building Type:
N/A
Residential pool bathroom with storage area outdoor shower and attached shade trellis with retractable canvas shade (from pre-manufactured kit) as well as associated concrete site walls shade structure with retractable canvas shade over sunken bar and patios (all to be built in conjunction with a pool hot tub slide on a separate permit poolr-2022-0017)
Valuation:
$72,000
Permit #:
BLDR-2024-0117
Status:
complete
Fee:
$3,174
Permit Type:
N/A
Building Type:
N/A
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Studio 101 Designs License info
License Not Required
| Status | Not Required |
- BuildZoom verified in December, 2023 that this contractor does not need a license to be a contractor in California.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
50
Permits
- Building permit records show that Studio 101 Designs has worked on 50 permitted projects.