Updated: Mar 02, 2026
Location and Projects
Address
1313 POST AVENUE, Torrance, CA, 90501
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Sphinox Construction
Sphinox Inc, 1313 Post Ave, Torrance, CA (Employees: Dzung Quang Tran, Man Chung Lam, and Man Chung Lam) holds a General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 99 ranks in the top 15% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sphinox Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sphinox Inc Services
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Sphinox Inc Contact Information
Phone Number: (310) 781-8244
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Address: 1313 POST AVENUE, Torrance, CA 90501
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Tenant improvement for veterinary clinic. new partition new ceilings new lighting new m&p new accessible restroom and new finishes. the possible future expansion of the clinic by constructing a shaft for a future elevator b/t the street and basement levels
Valuation:
$400,000
Permit #:
202112224898
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
10 - office
R3/u: 1st floor: remodel/relocate kitchen convert kitchen to bedroom convert (2) bedrooms to living/dining room remodel (1) bathroom; 2nd floor: addition (2) bedrooms and (1) bathroom (672 sq ft); new balcony (42 sq ft); install fau air conditioning unit and tankless water heater upgrade service to 200a **major remodel**
Valuation:
N/A
Permit #:
BLD16-02745
Status:
issued
Fee:
$11,327
Permit Type:
N/A
Building Type:
N/A
R3/u: 1st floor: remodel/relocate kitchen convert kitchen to bedroom convert (2) bedrooms to living/dining room remodel (1) bathroom; 2nd floor: addition (2) bedrooms and (1) bathroom (672 sq ft); new balcony (42 sq ft); install fau air conditioning unit and tankless water heater upgrade service to 200a
Valuation:
N/A
Permit #:
ELE18-01271
Status:
issued
Fee:
$524
Permit Type:
N/A
Building Type:
N/A
R3/u: 1st floor: remodel/relocate kitchen convert kitchen to bedroom convert (2) bedrooms to living/dining room remodel (1) bathroom; 2nd floor: addition (2) bedrooms and (1) bathroom (672 sq ft); new balcony (42 sq ft); install fau air conditioning unit and tankless water heater upgrade service to 200a
Valuation:
N/A
Permit #:
PLM18-00963
Status:
issued
Fee:
$489
Permit Type:
N/A
Building Type:
N/A
R3/u: 1st floor: remodel/relocate kitchen convert kitchen to bedroom convert (2) bedrooms to living/dining room remodel (1) bathroom; 2nd floor: addition (2) bedrooms and (1) bathroom (672 sq ft); new balcony (42 sq ft); install fau air conditioning unit and tankless water heater upgrade service to 200a
Valuation:
N/A
Permit #:
MEC18-00859
Status:
issued
Fee:
$301
Permit Type:
N/A
Building Type:
N/A
R3/u1: construct new 2-story (1110 sq ft) 2nd unit with (675 sq ft) attached 3-car garage & (282 sq ft) balcony at rear of 2nd floor
Valuation:
N/A
Permit #:
PLM22-01293
Status:
issued
Fee:
$430
Permit Type:
N/A
Building Type:
N/A
R3/u1: construct new 2-story (1110 sq ft) 2nd unit with (675 sq ft) attached 3-car garage & (282 sq ft) balcony at rear of 2nd floor
Valuation:
N/A
Permit #:
MEC22-01292
Status:
issued
Fee:
$301
Permit Type:
N/A
Building Type:
N/A
R3/u1: construct new 2-story (1110 sq ft) 2nd unit with (675 sq ft) attached 3-car garage & (282 sq ft) balcony at rear of 2nd floor
Valuation:
N/A
Permit #:
ELE22-02626
Status:
issued
Fee:
$514
Permit Type:
N/A
Building Type:
N/A
R3/u1: construct new 2-story (1110 sq ft) 2nd unit with (675 sq ft) attached 3-car garage & (282 sq ft) balcony at rear of 2nd floor
Valuation:
N/A
Permit #:
BLD16-02746
Status:
issued
Fee:
$14,476
Permit Type:
N/A
Building Type:
N/A
Tenent improvement. floor sink mop sink hand sink (1) washer/dryer. (1) handicap bathroom. gas line for water heater. floor drain
Valuation:
N/A
Permit #:
PP20220610382
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenent improvment - install electrical recept. lights & switches. new subpanel air conditioning units condensor exit sign
Valuation:
N/A
Permit #:
E20220610727
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Water heat vent duct distribution addition one new air conditioning unit bathroom vent duct distribution. condensor
Valuation:
N/A
Permit #:
PM20220610383
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Amend to e20220610727: addition 1 ourlet receptacle for chemical receptacle
Valuation:
N/A
Permit #:
E202210062844
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - top nail - create new nail salon and foot spa in existing space
Valuation:
$40,000
Permit #:
PLM19-01417
Status:
complete
Fee:
$44
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - top nail - create new nail salon and foot spa in existing space
Valuation:
$40,000
Permit #:
ELE19-02065
Status:
complete
Fee:
$230
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - top nail - create new nail salon and foot spa in existing space
Valuation:
$40,000
Permit #:
BLD19-02828
Status:
complete
Fee:
$2,752
Permit Type:
N/A
Building Type:
N/A
Tenant improvement - top nail - create new nail salon and foot spa in existing space. c/o existing hvac system
Valuation:
$40,000
Permit #:
MEC19-01255
Status:
final
Fee:
$186
Permit Type:
N/A
Building Type:
N/A
R3/u1: construct new 2-story (1110 sq ft) 2nd unit with (675 sq ft) attached 3-car garage & (282 sq ft) balcony at rear of 2nd floor
Valuation:
N/A
Permit #:
GRD18-00066
Status:
issued
Fee:
$3,446
Permit Type:
N/A
Building Type:
N/A
Two new restaurants using one space. tenant improvement for restaurant consist of: new kitchen (2 sections one for each) two new ada bathrooms new dining area new lighting relocation of ducting flooring new walls new air conditioning units
Valuation:
$141,992
Permit #:
2003 115015 CI
Status:
Finaled
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Two new restaurants using one space. tenant improvement for restaurant consist of: new kitchen (2 sections one for each) two new ada bathrooms new dining area new lighting relocation of ducting flooring new walls new air conditioning units
Valuation:
$141,992
Permit #:
2003 115015 CI
Status:
final
Fee:
N/A
Permit Type:
Restaurant
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Sphinox Inc License info
Verified License
| License # | 789134 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Sphinox Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 136439 |
| Status | Active |
| State | Arizona |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Sphinox Inc with the Arizona Registrar of Contractors
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 576138 |
| Status | Inactive |
| State | California |
| Type | 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 Sphinox Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
99
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
50
Permits
- Building permit records show that Sphinox Inc has worked on 50 permitted projects.
Sphinox Inc Employees
DT
Dzung Quang Tran
Rmo
ML
Man Chung Lam
Officer
ML
Man Chung Lam
Officer