Updated: Apr 06, 2026
Location and Projects
Address
461 N SIGNAL HILL CT, Brea, CA, 92821
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Calvin Construction
Calvin Construction, 461 N Signal Hill Ct, Brea, CA (Employee: Calvin Youngsok Song) holds a General Building license according to the California license board.
Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Calvin Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Calvin Construction Services
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Calvin Construction Contact Information
Phone Number: (714) 395-8504
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Address: 461 N SIGNAL HILL CT, Brea, CA 92821
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Modification of (e) rooftop wireless telecommunication facility per za 96-0925. remove (3) rrhs. remove and replace (3) panel antenna with aahc mimo antenna. remove and replace (3) pipe masts. install (1) new alu equipment cabinet within existing shelter. install (1) new junction box on (n) h-frame. install (3) new airscale bbu inside cabinets. install new hybrid cables rigid conduit ... see more
Valuation:
$26,000
Permit #:
19016-10000-17762
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification of (e) rooftop wireless telecommunication facility and equipment area on ground per za 2004-65815-cu. rooftop antennas facility: removal of (3) radios and replace (3) antenna pannels with (3) mimo antennas. installation of (3) new pipe masts and associate cables. rooftop equipment area: installation of (1) new junction box airscale bbu and alu on top of (e) cabinets
Valuation:
$26,000
Permit #:
19016-10000-21626
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove (3) radio units swap (3) existing antennas with (3) new antennas install new (2) amob battery units on top of existing bbu cabinet (1) top hat equipment expansion on top of existing bts cabinet within the existing shelter. install 1 new junction box on new h- frame per za 1998-305 cuz
Valuation:
$26,000
Permit #:
19016-10000-07017
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modify (e) wtf remove 3 radio units swap 3 existing antennas with 3 new antennas install 1 new tophat equipment expansion on top of existing bts cabinet install 2 new amob battery units install 1 new junction box on new h frame within existing equipment area per za-2003-1590-cu
Valuation:
$26,000
Permit #:
19016-10000-13422
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification of (e) rooftop wireless telecommunication facility per za-1996-593-cuz-pad. remove (3) rrus (3) rfs panel antenna and (3) antenna pipe masts. installation of (3) (n) airscale antennas (3) pipe masts and associate cables. rooftop equipment area: installation of (1) (n) junction box on h-frame (2) (n) amob on (n) h-frame (1) (n) airscale bbu and (1) alu top hat on (e) mmbs ... see more
Valuation:
$26,000
Permit #:
19016-10000-20046
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification of existing wtf to remove (3) radio unites swap (3) existing antennas with (3) new antennas install(1) new alu equipment cabinet within existing sheler and install (1) new junction-box on existing wall per za-96-0336(cuz)
Valuation:
$26,000
Permit #:
19016-10000-12658
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove (3)-radios and swap (3)-existing antennas with (3)-new antennas and associated cabling. install equipment expansions to the top of the existing cabinets with associated electrical wiring
Valuation:
$26,000
Permit #:
19016-10000-16869
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification to (e) wireless telecommunication facility
Valuation:
$25,000
Permit #:
19026-10000-00393
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Rooftop sprint cell site improvement; remove/replc 3 radios
Valuation:
N/A
Permit #:
COM2019-00025
Status:
final
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
N/A
Rooftop sprint cell site improvement; remove 3 radios
Valuation:
N/A
Permit #:
COM2019-00024
Status:
final
Fee:
N/A
Permit Type:
Tenant improvement
Building Type:
N/A
Modification of (e) wtf. remove (3) radio units swap (3) (e) antennas with (3) new antennas. install new (2) amob battery units on top of (e) bbu cabinet. (1) top hat equipment expansion on top of (e) bts cabinet within the (e) shelter. install (1) new junction-box on (e) wall per za-1997-198-cuz
Valuation:
$26,000
Permit #:
19016-10000-10642
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modify (e) wtf per za 2010-0416(pad) tower: swap (e) tower equipment. ground: install (1)(n) cabinet and (n) top hat
Valuation:
$25,000
Permit #:
19026-10000-00156
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove (3) radios and swap (3) existing antennas with (3) new antennas and associated cabling. install equipment expansions to the top of existing cabinets with associated electrical wiring
Valuation:
$26,000
Permit #:
19016-10000-11148
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification to existing rooftop wireless site per za-1992-1971-cuz
Valuation:
$26,000
Permit #:
19016-10000-06222
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Proposed modification to (e) wtf; work to include remove/replace antennas remove (e) rrhs on monopole and install (1) (n) top hat and (n) junction box on equipment area
Valuation:
$25,000
Permit #:
19026-10000-00035
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification of an existing wtf. remove (3)-radio units swap (3)-existing antennas with (3)-new antennas. install new (2)-amob battery units on top of existing bbu cabinet (1)-top hat equipment expansion on top of existing bts cabinet within the existing shelter. install (1)-new junction-box on existing wall per za 98-0188(cuz)(pad)
Valuation:
$26,000
Permit #:
19016-10000-06981
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification to (e) wtf monopine per za 2000-5428 (cu). ground: install (1) (n) cabinet and (n) fiber d-box
Valuation:
$10,000
Permit #:
19026-10000-00017
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Modification to (e) wtf monopine per za 2000-5428 (cu). tower: swap (e) antennas remove (3) rrhs
Valuation:
$15,000
Permit #:
19016-10000-01563
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Verified License
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Calvin Construction License info
Verified License
| License # | 1047333 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Calvin Construction at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
17
Permits
- Building permit records show that Calvin Construction has worked on 17 permitted projects.
Calvin Construction Employees
CS
Calvin Youngsok Song
Sole Owner