Updated: Oct 23, 2025
Location and Projects
Address
4499 Ruffin Rd, San Diego, CA, 92123
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Walsh Thomas J Architect
Walsh Thomas J, 4499 Ruffin Rd, San Diego, CA (Employee: Walsh, Thomas J) holds a Architect license and 1 other license according to the California license board.
Their BuildZoom score of 95 ranks in the top 22% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Walsh Thomas J, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Walsh Thomas J Services
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Walsh Thomas J Contact Information
Address: 4499 Ruffin Rd, San Diego, CA 92123
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Revision to approved plans modified garage exhaust ducts in building 2 - level p1 and removed openings on the corridor wall to the storage rooms on level 2 south next to laundry room. ( original job description: general hvac and garage ventilation systems)
Valuation:
N/A
Permit #:
20044-10001-09300
Status:
approved
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Revision to approved plans. addition waste and hot & cold water lines for added bar sink. re-route water line to relocated mop sink. revise waste & vent loads
Valuation:
N/A
Permit #:
21042-20003-08818
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Potable water waste and vent with duplex sewage ejectors rainwater system with duplex sump pumps and medium and low pressure gas systems. one 3-inch domestic water meter and 3-inch rp backflow and one 6-inch domestic water meter and 6-inch rp backflow
Valuation:
N/A
Permit #:
20042-10000-16965
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installation of duplex sump pump system with subsurface drainage
Valuation:
$15,000,000
Permit #:
19042-10000-10835
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Plan check only. revision to approved plans. revising water meter and backflow size for building 1. 4 domestic meter and 4 backflow device (previously approved under 20042-10000-16965)
Valuation:
N/A
Permit #:
20042-20001-16965
Status:
approved
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit for inpsection prior to plan check. work includes foundation plumbing for sump pump and sewage ejector basins detention tank and stormwater piping
Valuation:
N/A
Permit #:
21042-10001-08818
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
General hvac tenant improvement. with existing smoke evac system
Valuation:
N/A
Permit #:
25044-10000-06587
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Revisions to natural gas system on previously approved plans. revision to pipe sizes
Valuation:
N/A
Permit #:
23042-20000-03707
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Plan check only. revision to previously approved plans. revising size of site water meter and back-flow for building #1 from 3 to 4
Valuation:
N/A
Permit #:
20042-20002-16965
Status:
approved
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
General hvac vrf garage ventilation. includes enviornmental exhaust. not a high rise
Valuation:
N/A
Permit #:
21044-10000-03274
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Potable water only. 2 water meter 2 backflow preventer
Valuation:
N/A
Permit #:
20042-10000-17120
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of emergency drains. revise make/model of existing duplex sump pump system
Valuation:
N/A
Permit #:
20042-10000-13589
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Plan check for methane ventilation system. methane level iii
Valuation:
N/A
Permit #:
21044-10000-02777
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Installation of emergency drains. resize make/model of existing duplex sump pump system
Valuation:
N/A
Permit #:
20042-10000-13677
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New hvac system for a 3 story self storage facility
Valuation:
N/A
Permit #:
18044-10000-07308
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
General hvac and garage ventilation systems
Valuation:
N/A
Permit #:
20044-10000-09300
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Sump pump with subsurface drainage only for self storage building
Valuation:
N/A
Permit #:
19042-10000-07767
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
General hvac for three story self storage building
Valuation:
N/A
Permit #:
18044-10000-04486
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New hvac system for a 3 story self storage facility
Valuation:
N/A
Permit #:
18044-10000-07305
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Supplemental permit: for the folowing gdn's 1) gdn 14 - revise plan to relect architect"s hand written markups on the permit set. 2)gdn 65 - lifesafety sheet update for legibility shafts rating update per archectural sheets updates 3) gdn 187r1/r2 - update ls sheets to reflect changes due to level 3 see comment field for continuation of work scope
Valuation:
$501
Permit #:
09014-10046-01473
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Verified License
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Walsh Thomas J License info
Verified License
| License # | C31371 |
| Status | Active |
| State | California |
| Type | Architect |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for Walsh Thomas J at the California Architect License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 0401013721 |
| Status | Active |
| State | Virginia |
| Type | Architect License |
- When BuildZoom last verified this license, it had an expiration date of January, 2015. Check the current license status of Walsh Thomas J with the Virginia Board for Architects, Professional Engineers, Land Surveyors, Certified Interior Designers and Landscape Architects
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
26
Permits
- Building permit records show that Walsh Thomas J has worked on 26 permitted projects.
Walsh Thomas J Employees
WJ
Walsh Thomas J
Owner
WJ
Walsh, Thomas J
Owner