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Location and Projects

Address
120 Richardson St, Grass Valley, CA, 95945
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Wallis Design Studio Architects

Wallis Design Studio is a service oriented architectural firm providing cost effective designs to Northern California Businesses and Residents for their Commercial, Residential and Civic Building projects. We are committed to delivering value based designs that are affordable, within budget, and on schedule.

From BuildZoom:

Their BuildZoom score of 0 does not rank in the top 50% of California contractors.

If you are thinking of hiring Wallis Design Studio Architects, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Wallis Design Studio Architects Services

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Wallis Design Studio Architects Contact Information

Phone: (530) 264-7010
Address: 120 Richardson St, Grass Valley, CA 95945

Wallis Design Studio Architects Grass Valley

Quality

Alert*
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Wallis Design Studio Architects, log in and update your license info in the “Edit Profile” tab.

Activity

3 projects
2025
4 projects
2024
4 projects
2023
Our building permit records indicate that Wallis Design Studio Architects has worked on at least 11.0 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.

Experience

7 projects
Home Additions
3 projects
Commercial Renovations
Analyzing permits over the last 4 years shows that Wallis Design Studio Architects mostly works on home addition and commercial renovation projects.

Pricing

2 projects
$5k-$20k
3 projects
$20k-$50k
1 project
$500k-$1mil
2 projects
$1mil+
Value Not Public: 1.0 project
The typical size of their permits is approximately $50,000. 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 Wallis Design Studio Architects

Sort by: Notable Notable | Date Date | Job Value Job Value
Commercial - with plan check - alteration or addition
2025-11-12
Addition at the rear of the property holding 8 additional bedrooms and 2 adu apartments as well as a remodel and expansion of the existing kitchen in improvements to the site at the front of the building
Valuation:
$4,000,000
Permit #:
24BLD-0113
Status:
final
Fee:
$20,573
Permit Type:
Addition
Building Type:
N/A
Commercial - with plan check - alteration or addition
2023-11-29
This project is part of a multi-phased project consisting of a building shell repair and renovation and a tenant improvement. tenant improvements will be submitted under a separate permit proposed improvements have been provided for reference. the general scope of work for building shell is as follows: • structural repairs for the existing roof • demolition of the existing slab to ali... see more
Valuation:
$1,000,000
Permit #:
23BLD-0527
Status:
issued
Fee:
$1,740
Permit Type:
Foundation
Building Type:
N/A
Residential: full review - new home - greater than 3, 000 sq ft or above 5, 000 ft elevation
2022-05-02
Haskell s.f.d total conditioned living space ------------------- 2413sq 1st floor -------------------------------------------------- 624sq 2nd floor-------------------------------------------------- 624sq 3rd floor --------------------------------------------------1165sq garage storage --------------------------------------- 552sq covered deck & porch -------------------------------... see more
Valuation:
$465,122
Permit #:
BLD21-05281
Status:
canceled
Fee:
$16,092
Permit Type:
New
Building Type:
N/A
Commercial - with plan check - alteration or addition
2024-12-12
Inconcert sierra: tenant improvement - new concert hall & event center
Valuation:
$15,000,000
Permit #:
24BLD-0103
Status:
issued
Fee:
$24,182
Permit Type:
Tenant improvement
Building Type:
N/A
Commercial - with plan check - alteration or addition
2025-11-12
1 tenant improvement for office and homeless resource center 2 site improvements including ada path of travel and trash enclosure
Valuation:
$500,000
Permit #:
23BLD-0672
Status:
final
Fee:
$28,904
Permit Type:
Tenant improvement
Building Type:
N/A
Residential: full review - additions adu accessory structures pools remodel demolish generators and
2024-06-20
Trpa @ trpa (ersp2023-0602) outsourced to shums coda for plan review remodel an existing structure into a congregate living facility dormatory/employee housing-----------------3625 sf commercial bathroom - 2 commercial kitchen - 1 square footage verified by shums coda 5-18-23 demolish permit is bld23-02561
Valuation:
$697,190
Permit #:
BLD23-02268
Status:
complete
Fee:
$11,591
Permit Type:
Alteration
Building Type:
N/A
Commercial - with plan check - alteration or addition
2020-09-03
Withdrawn: see permit 22bld-0257 project consists of: 1. apartment additions of 2nd floor (6 units- 2 999 sq ft). 360 sq ft patio. 2. tenant improvement for 1st floor. 3. convert commercial space to one apartment unit on 1st floor (500 sq ft ) 4. site improvements including ada path of travel trash enclosure landscaping 5. utility upgrades to support expanded building
Valuation:
$1,100,000
Permit #:
20BLD-0445
Status:
withdrawn
Fee:
$96,400
Permit Type:
Addition
Building Type:
N/A
Commercial - with plan check - alteration or addition
2022-03-29
Insight imaging: project consists of a 4 092 square foot tenant improvement for a medical imaging facility to an existing 6 967 square foot building
Valuation:
$70,000
Permit #:
20BLD-0436
Status:
final
Fee:
$3,064
Permit Type:
Tenant improvement
Building Type:
N/A
Commercial - with plan check - alteration or addition
2021-11-23
City of grass valley entry way sign: replace paving monument sign install stone covered wall and bell support structure at corner of existing paved parking lot structure
Valuation:
$50,000
Permit #:
18BLD-0179
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Residential - with plan check - alteration or addition
2022-03-02
Construct a 625 square foot accessory dwelling unit under an existing residence
Valuation:
$100,000
Permit #:
21BLD-0062
Status:
final
Fee:
$2,564
Permit Type:
Addition
Building Type:
N/A
Commercial - with plan check - alteration or addition
2024-08-14
Provide shoring and demolition of collapsed roof area
Valuation:
$10,000
Permit #:
23BLD-0114
Status:
final
Fee:
$258
Permit Type:
Demolition
Building Type:
N/A
Residential - with plan check - alteration or addition
2025-06-09
Convert the garage into a 460 sq ft junior accessory dwelling unit
Valuation:
$25,000
Permit #:
24BLD-0563
Status:
final
Fee:
$2,044
Permit Type:
Conversion
Building Type:
N/A
Residential - with plan check - alteration or addition
2024-11-06
Replace existing deck within same footprint
Valuation:
$30,000
Permit #:
24BLD-0654
Status:
final
Fee:
$534
Permit Type:
Decks/balconies
Building Type:
N/A
Commercial - with plan check - alteration or addition
2018-11-14
Tenant improvement to existing suite (200) split existing suite to create two separate suites (200 & 220)
Valuation:
$144,000
Permit #:
18BLD-0298
Status:
final
Fee:
$3,298
Permit Type:
N/A
Building Type:
N/A
Replacement of existing deck. existing deck = 914 sf. proposed new deck = 555 sf includes 2 inspections
Valuation:
$15,000
Permit #:
180068
Status:
final
Fee:
$783
Permit Type:
N/A
Building Type:
N/A
Residential - with plan check - alteration or addition
2021-05-07
Convert existing 5385 sq ft commercial building to a mixed use building consisting of 6 residential units (4 042 sq ft) and 2 commercial suites (1 343 sq ft ).project consists of: demolition of interiors and parking area. new interiors doors and windows common laundry room and bathroom new parking and patio area
Valuation:
$600,000
Permit #:
20BLD-0210
Status:
final
Fee:
$52,786
Permit Type:
Remodel
Building Type:
N/A
Commercial - with plan check - alteration or addition
2023-01-09
Interior remodel of restrooms and kitchen addition of ada platform lift and exterior walk-in cooler new covered decks and exterior concrete walk
Valuation:
$1,000,000
Permit #:
21BLD-0266
Status:
final
Fee:
$1,283
Permit Type:
Addition
Building Type:
N/A
Commercial - with plan check - alteration or addition
2022-08-18
Tenant improvement includes business and mercantile uses. credit given from previous permit 20bld-0445
Valuation:
$300,000
Permit #:
22BLD-0257
Status:
issued
Fee:
$872
Permit Type:
Tenant improvement
Building Type:
N/A
New commercial
2021-01-19
Digital. 7/9/18 revised to reduce size of patio cover to 2302 and remove prep area & storage area. uncovered concrete slab of 3774 sf patio cover 2381 sf with outdoor kitchen 210 sf and storage area 133 sf and propane tank 250 gal. structure to tie into existing utilities on parcel open air pavilion with partially roofed timber framed roof structure covered with a standing seam metal ... see more
Valuation:
$150,000
Permit #:
171012
Status:
final
Fee:
$4,321
Permit Type:
N/A
Building Type:
N/A
Express permit
2024-08-08
Replace existing water gas and sewer lines within the building. this permit may not be finaled until tenant improvement plans have been approved. this permit shall not include any approvals for occupancy
Valuation:
$50,000
Permit #:
22BLD-0221
Status:
final
Fee:
$241
Permit Type:
plumbing - 2 insp...
Building Type:
N/A

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