Updated: Apr 30, 2026
Location and Projects
Address
918 WEST BEACON STREET, Alhambra, CA, 91801
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A Best Mechanical
A Best Mechanical at 918 WEST BEACON STREET, Alhambra, CA 91801, held a HVAC/Mechanical Contractor license (#498352) with the California contractors license board with an expiration date of 09-30-2026. We last verified the license was inactive on 03-22-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
A Best Mechanical Contact Information
Phone Number: (626) 898-1974
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Address: 918 WEST BEACON STREET, Alhambra, CA 91801
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This is a sample of this contractor's permits. Click here to access their complete permit history.
10 faus 30 appliance vents 10 ducts 10 air handlers 10 compressors 20 single ducts 18 non hvac and 10 gas systems
Valuation:
N/A
Permit #:
BM20040505
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical for sf/add alt: replace one fau/hvac unit **add one new fau/hvac unit** as per approved plans
Valuation:
N/A
Permit #:
B00-033-749
Status:
final
Fee:
$115
Permit Type:
N/A
Building Type:
N/A
Gas fireplaces inspected by city hvac inspector and told we needed fireplace permits
Valuation:
N/A
Permit #:
05044-90000-07198
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08869
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08870
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08871
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08872
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08874
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08875
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08876
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08861
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08862
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08863
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08864
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08865
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08866
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08867
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Fees for separate building only - fees paid on permit no. 05044-90000-07198
Valuation:
N/A
Permit #:
05044-20000-08868
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New apartment. install hvac package units and ventilation systems
Valuation:
N/A
Permit #:
05044-20000-02999
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New apartment. install hvac package units and ventilation systems
Valuation:
N/A
Permit #:
05044-20000-02993
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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A Best Mechanical License info
Inactive License
| License # | 498352 |
| 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 A Best Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 773538 |
| 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 A Best Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are A Best Mechanical, click “This is My Business” to update your information.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $12,500 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
89
Permits
- Building permit records show that A Best Mechanical has worked on 89 permitted projects.
A Best Mechanical Employees
AT
Andrew Sheng Hsin Tien
Sole Owner
AT
Andrew Sheng-Hsin Tien
Rmo
HT
Hsiu Teng Tien
Ceo / President
HT
Hsiu Teng Tien
Ceo / President
HT
Hsiu-Teng Tien
CEO/PRESIDENT