Updated: May 17, 2026
Location and Projects
Address
2355 LEAVENWORTH STREET #402, San Francisco, CA, 94133
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Mount Street Design Build Construction
Mount Street Design Build Inc operates in San Francisco, serving clients throughout the city with a focus on high-end residential projects. The firm specializes in whole-home renovations, kitchen and bathroom remodels, and ground-up custom home construction. Mount Street Design Build manages both the architectural design and the building process, allowing for an integrated approach from concept through completion. The company’s portfolio in San Francisco showcases contemporary updates to Victorian and Edwardian homes, including kitchen expansions with modern cabinetry and bathroom remodels featuring premium fixtures and tile. Mount Street Design Build offers preconstruction services to guide homeowners through budgeting and planning, and their process emphasizes collaboration with clients and architects throughout each phase. The company serves homeowners seeking significant transformations to classic San Francisco residences, bringing experience and a design-build methodology to projects in neighborhoods such as Pacific Heights, Noe Valley, and the Marina.
Mount Street Design Build Inc Services
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Mount Street Design Build Inc Contact Information
Phone Number: (415) 283-8373
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Address: 2355 LEAVENWORTH STREET #402, San Francisco, CA 94133
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Mount Street Design Build Inc San Francisco
Quality
102
89th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Mount Street Design Build Inc has a BuildZoom score of 102, which places them above 89% of 336,931 contractors in California.
Activity
|
3 projects
|
2025 |
|
3 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Mount Street Design Build Inc has worked on at least
10.0 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 |
|
1 project
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
The typical size of their permits is approximately $45,000. 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.
Building Permits by Mount Street Design Build Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Change from existing gym to massage center. new shower room and restroom new massage rooms & manicure service (3 182sf total) revision #1: removing bathroom on mezzanine level from scope of work. on main floor reconfigure massage rooms with sinks new break room new new shower and minor reconfiguration (iss 5/5/23)
Valuation:
$301,980
Permit #:
BD-2022-284967
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement to e bar. demolish and replace e bar seating fixtures and finishes. addition new bar framing casework equip fixtures and finishes. new wall and ceiling finishes and new flooring throughout. accessibility uprgrades to entry and toilet room. comply with nov 202185187
Valuation:
$159,200
Permit #:
202112214820
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
05 - food/beverag...
Unit 103: remodel bathroom remove and replace sink countertop tiolet and tub shower valve new fan and light switches tile walls in tub shower and floor throughout bathroom
Valuation:
$13,000
Permit #:
202208160647
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
2 bathroom remodels like for like
Valuation:
$60,000
Permit #:
202505287433
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Interior remodel exterior lights
Valuation:
$122,489
Permit #:
BR24-224
Status:
issued
Fee:
$4,409
Permit Type:
Full construction
Building Type:
N/A
Tenant improvements- remodel bathroom
Valuation:
$35,000
Permit #:
B22-2293
Status:
final
Fee:
$3,515
Permit Type:
Tenant improvement
Building Type:
N/A
Waterproof stairs going up to roof
Valuation:
$1,500
Permit #:
202302162126
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Unit 103: replace ceiling fan wall heater & outlets/switches
Valuation:
N/A
Permit #:
E202208161938
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel 2 bathrooms service bar area water heater & cold room
Valuation:
N/A
Permit #:
E202203088837
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit 103: replace tub/shower valve toilet & sink
Valuation:
N/A
Permit #:
PP20220816555
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Commencement of work not started under previously approved permit appication pa# 201604144784
Valuation:
$25,000
Permit #:
202205174435
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Addition of new training pit see notes
Valuation:
$15,000
Permit #:
B23-0490
Status:
plancheck
Fee:
$306
Permit Type:
Tenant improvement
Building Type:
N/A
Revision to approved plan set #b22-2293
Valuation:
$5,000
Permit #:
B23-1329
Status:
canceled
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
N/A
Remodel bathroom & laundry hook ups new wiring in bathroom
Valuation:
$55,000
Permit #:
202310319881
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
28 - 2 family dwe...
Relocation of ada entry door pp#b22-2293
Valuation:
N/A
Permit #:
REV23-0203
Status:
plancheck
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
N/A
Warehouse to gymnasium use
Valuation:
$185,891
Permit #:
B23-1855
Status:
final
Fee:
$6,340
Permit Type:
Tenant improvement
Building Type:
N/A
Mods to pit
Valuation:
N/A
Permit #:
REV23-0435
Status:
issued
Fee:
$919
Permit Type:
Tenant improvement
Building Type:
N/A
Like for like bathroom remodel
Valuation:
$20,000
Permit #:
202507301984
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
27 - 1 family dwe...
Unit #3: remodel bathroom- toilet same location sink same and replace tub with shower stall. non structural
Valuation:
$15,000
Permit #:
202211237099
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
24 - apartments
Unit #3: remodel bathroom sink toilet and replace existing bathtub with shower pan
Valuation:
N/A
Permit #:
PP20221123280
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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BZ Score
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Avg Project
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BZ Score
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Avg Project
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BZ Score
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Avg Project
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Projects
Mount Street Design Build Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Mount Street Design Build Inc License info
Verified License
| License # | 1084024 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Mount Street Design Build Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
13
Permits
- Building permit records show that Mount Street Design Build Inc has worked on 13 permitted projects.
Mount Street Design Build Inc Employees
CN
Charles Steven Nash
Rmo
LN
Liza Ellen Evans Nash
Ceo / President
MC
Michael Angelo Cook
Rmo