Updated: May 14, 2026
Location and Projects
Address
1712 SOUTH NEW AVENUE, San Gabriel, CA, 91776
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Royal Service Air Conditioning Corporation
Royal Service Air Conditioning Corporation, 1712 S New Ave, San Gabriel, CA (Employees: Kenneth S P Yu, Kenneth Sui Pui Yu, and William Douglas Smith) holds a General Building, Electrical, Warm Air Heating, Ventilating And Air Conditioning, Refrigeration license and 2 other licenses according to the California license board.
Their BuildZoom score of 107 ranks in the top 6% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Royal Service Air Conditioning Corporation, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Royal Service Air Conditioning Corporation Services
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Royal Service Air Conditioning Corporation Contact Information
Phone Number: (818) 882-2600
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Address: 1712 SOUTH NEW AVENUE, San Gabriel, CA 91776
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Building Permits by Royal Service Air Conditioning Corporation
This is a sample of this contractor's permits. Click here to access their complete permit history.
General hvac and product conveying exhaust. ***new 7 story mixed use apartment (53 units) and retail/restaurant/office (core & shell only) over parking per toc guidlines the building includes 5 stories type iii-a residential apartment over 2 stories type i-a retail restuarant garage office lobby and 2 subterranean parking levels. ***
Valuation:
N/A
Permit #:
20044-10000-01520
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installed 7 dryers 32 air handlers (supply fans) 55 air inlets/outlets for dryer bathroom kitchen and supply fans
Valuation:
N/A
Permit #:
25044-90000-09435
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to 20044-20000-04138 to change address from 6001 w olympic blvd to 951 s ogden dr
Valuation:
N/A
Permit #:
20044-10001-04138
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify existing hvac ductwork for adu installing 2 bathroom vents 1 dryer vent 1 kitchen vent and 7 air inlet/oultes
Valuation:
N/A
Permit #:
24044-30000-12840
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify existing hvac ductwork for adu installing 2 bathroom vents 1 dryer vent 1 kitchen vent and 7 air inlet/oultes
Valuation:
N/A
Permit #:
24044-30000-12846
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New 20-unit 4-story apartment building over one level of underground parking garage. plan check for heating venting air conditioning garage exhaust and corridor ventilation systems
Valuation:
N/A
Permit #:
19044-10000-04119
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify existing ductwork to accommodate bathroom kitchen and dryer ventilation for adu
Valuation:
N/A
Permit #:
25044-90000-08647
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install air conditioning in the gym
Valuation:
N/A
Permit #:
25044-90000-04656
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Witness test for smoke control
Valuation:
N/A
Permit #:
25044-90000-04348
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify/alter ductwork addition bathroom venting addition kitchen venting addition dryer venting for adu
Valuation:
N/A
Permit #:
21044-90000-27293
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify/alter ductwork addition bathroom venting addition kitchen venting addition dryer venting for adu
Valuation:
N/A
Permit #:
21044-90000-27295
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify/alter ductwork addition bathroom venting addition kitchen venting addition dryer venting for adu
Valuation:
N/A
Permit #:
21044-90000-27294
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Misc permit on existing hvac which includes 1 bathroom 1 kitchen 1 dryer
Valuation:
N/A
Permit #:
23044-90000-04037
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Adu renovation. modify ductwork addition kitchen vent addition dryer vent addition 2 bathroom vents
Valuation:
N/A
Permit #:
21044-90000-06125
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installation of hvac systems for 6-story 53 unit mixed-use building
Valuation:
N/A
Permit #:
19044-20000-07026
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installation of hvac system in a new 4-story 26-unit apartment building
Valuation:
$5,830,000
Permit #:
18044-10000-08534
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installation of hvac system in a new 4-story 26-unit apartment building
Valuation:
$5,830,000
Permit #:
18044-10000-08534
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify/alter existing ductwork addition kitchen vent bathroom vent dryer vent to adu
Valuation:
N/A
Permit #:
22044-90000-02131
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Alter existing duct work. install (qty.1) kitchen vent and (qty.1) dryer vent
Valuation:
N/A
Permit #:
24044-90000-02389
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Modify/add ductwork addition kitchen vent bathroom vent and dryer vent for adu
Valuation:
N/A
Permit #:
22044-90000-02132
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Royal Service Air Conditioning Corporation License info
Verified License
| License # | 505938 |
| Status | Active |
| State | California |
| Type | General Building, Electrical, Warm Air Heating, Ventilating And Air Conditioning, Refrigeration |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Royal Service Air Conditioning Corporation at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 785138 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- 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 Royal Service Air Conditioning Corporation at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 317766 |
| Status | Inactive |
| State | California |
| Type | Electrical, Warm Air Heating, Ventilating And Air Conditioning, Refrigeration, General Building |
| Business Type | Corporation |
- 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 Royal Service Air Conditioning Corporation at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
107
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Insurance Company Of The West |
472
Permits
- Building permit records show that Royal Service Air Conditioning Corporation has worked on 472 permitted projects.
Royal Service Air Conditioning Corporation Employees
KY
Kenneth S P Yu
Rmo/Ceo/Pres
KY
Kenneth Sui Pui Yu
Sole Owner
WS
William Douglas Smith
Rmo / Ceo / Pres