Updated: Jul 04, 2026
Location and Projects
Address
382 N LEMON AVE 120, Walnut, CA, 91789
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Thomas Chuan Construction
Serving residential clients in Walnut, California, Thomas Chuan brings nearly three decades of experience to a range of home improvement and construction projects. In business for 27 years, he works with homeowners throughout the local area. Drawing on a long career in the industry, Thomas Chuan is familiar with the requirements of building and renovating properties in Walnut and nearby communities. His services span new construction, remodeling, and repairs tailored to residential properties. Clients seeking a contractor with longstanding experience in the region turn to Thomas Chuan for projects that require knowledge of local codes and standards gained over many years in the trade.
Thomas Chuan Services
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Thomas Chuan Contact Information
Phone Number: (626) 350-9182
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Address: 382 N LEMON AVE 120, Walnut, CA 91789
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Thomas Chuan Walnut
Quality
97
82nd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Thomas Chuan has a BuildZoom score of 97, which places them above 82% of 336,931 contractors in California.
Activity
|
1 project
|
2023 |
Our building permit records indicate that Thomas Chuan has worked on at least
1.0 project 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
|
$100k-$250k |
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.
New 998sf detached adu
Valuation:
$150,698
Permit #:
RESI21-0312
Status:
final
Fee:
$9,341
Permit Type:
New single family...
Building Type:
N/A
New 2-story single family dwelling 3166 sq ft; 51 sq ft balcony; 66 sq ft patio
Valuation:
$425,510
Permit #:
1707030051
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New attach 2-car garage (389 sq ft) & attach open patio(383 sq ft) to exist single family dwelling
Valuation:
$44,450
Permit #:
1707030050
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change garage configuration to 2-car garage only 740 sq ft and cancel bl 1707030050
Valuation:
$17,000
Permit #:
1709270052
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical for new attached garage to existing single family dwelling see bl1707030050
Valuation:
N/A
Permit #:
1709010018
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Connect new single family dwelling to existing sewer see bl1707030051
Valuation:
N/A
Permit #:
1709010001
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing for new single family dwelling see permit bl1707030051
Valuation:
N/A
Permit #:
1709010011
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical for new single family dwelling see permit bl1707030051
Valuation:
N/A
Permit #:
1709010007
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Electrical for new single family dwelling see permit bl1707030051
Valuation:
N/A
Permit #:
1709010017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 2-story single family dwelling 3166 sq ft; 51 sq ft balcony; 66 sq ft patio
Valuation:
$425,510
Permit #:
1707030051
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New 1-story 7394 sf single family residence (5 bd 4 1/2 bth) w 1209 sf 5-car attached garage
Valuation:
$820,000
Permit #:
B201703738
Status:
issued
Fee:
$43,873
Permit Type:
N/A
Building Type:
N/A
New attach 2-car garage (389 sq ft) & attach open patio(383 sq ft) to exist single family dwelling
Valuation:
$44,450
Permit #:
1707030050
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change of contractor ref:bl1506090056, pl1603240033 me1603240031 and el1603240049
Valuation:
$300,000
Permit #:
1606280062
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Rr
2616 Saleroso Dr, CA
2016-08-02
Extending exst balcony 191 sf. ref to bl1506090056
Valuation:
$3,600
Permit #:
1608020045
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement to lobby front desk and adjacent office. widen existing stair in lobby area & remodel restrooms for ada compliance. new suspended ceiling for front desk lobby. total of 960 sqft
Valuation:
N/A
Permit #:
04016-10000-24224
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New residence
1521 Dunswell Av, CA
2017-09-05
New 2-story single family dwelling 3166 sq ft; 51 sq ft balcony; 66 sq ft patio
Valuation:
$425,510
Permit #:
1707030051
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Add/altr
1523 Dunswell Av, CA
2017-09-05
New attach 2-car garage (389 sq ft) & attach open patio(383 sq ft) to exist single family dwelling
Valuation:
$44,450
Permit #:
1707030050
Status:
N/A
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
A 245 x 6 (1 470 sqft) interior garden block wall as per plan check b201703738
Valuation:
$10,290
Permit #:
B202000129
Status:
issued
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Building electrical mechanical plumbing plancheck
2017-09-08
Single family residence remodel convert (e) garage into bedroom (create 3bdrm 2.5 bth dwelling) and addition attached single car carport
Valuation:
N/A
Permit #:
2015-4079
Status:
final
Fee:
N/A
Permit Type:
Additional
Building Type:
N/A
T-24 energy plan check general lighting of tenant improvement for bakery shop. occupancy load less than 50 no emergency lighting
Valuation:
N/A
Permit #:
09041-10000-06937
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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BZ Score
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Thomas Chuan License info
Verified License
| License # | 608285 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Thomas Chuan at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 966715 |
| Status | Inactive |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Thomas Chuan at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
19
Permits
- Building permit records show that Thomas Chuan has worked on 19 permitted projects.
Thomas Chuan Employees
LC
Linda Siu Suet Chuan
Officer
TC
Thomas Wen Dai Chuan
Sole Owner
WC
Wen Dai Thomas Chuan
Sole Owner
WC
Wen Dai Thomas Chuan, Thomas Wen Dai Chuan
Owner