Updated: Apr 29, 2026
Location and Projects
Headquarters Address
3541 N WILTON AVE #4, Chicago, IL, 60657
Local address
2070 MAIDEN LANE, Altadena, CA, 91001
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Diversified Building Construction
Diversified Building, 2070 Maiden Ln, Altadena, CA (Employee: Cary Brent Johnston) holds a General Building Contractor 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 Diversified Building, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Diversified Building Services
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Diversified Building Contact Information
Phone Number: (818) 355-8261
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Headquarters Address: 3541 N WILTON AVE #4, Chicago, IL, 60657
Local Address: 2070 MAIDEN LANE, Altadena, CA 91001
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Kitchen/1 bathroom remodel for residential buildings (no structural changes). window (3) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24
Valuation:
$20,000
Permit #:
14016-20000-13668
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Kitchen/3 bathroom remodel for residential buildings (no structural changes). window (9) and door (4) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24. comply with departme... see more
Valuation:
$40,000
Permit #:
13016-20001-23305
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Change out #20 window(s) (same size & type for residential buildings only) dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24
Valuation:
$40,000
Permit #:
13016-30000-06676
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Kitchen and (3) bathroom remodel for residential buildings (no structural changes). valuation to be verified by inspector. (9) door change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of ... see more
Valuation:
N/A
Permit #:
12016-20000-25952
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
34'1 x 20'2 irr shaped addition consisting of living room and patio cover. interior remodel to create new powder room bedroom and bar area. also rebuild (e) entry (8 x 18'7"). related elec/hvac/plumbing
Valuation:
$75,000
Permit #:
13014-10000-04731
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Door change out (same size type and location) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings 3 stories or less per section 152 (b) of title 24. no structural changes valuation to be verified by field inspector. kitchen/bathroom remodel for residential b... see more
Valuation:
N/A
Permit #:
11016-20000-25482
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Kitchen/3 bathroom remodel for residential buildings. re-stucco. window (7) and door (12) change-out (same size type and location) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24. no structural changes... see more
Valuation:
N/A
Permit #:
11016-20000-22897
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Window and door change-out (same size type and location) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24. no structural changes. valuation to be verified by the field inspector. kitchen/bathroom remode... see more
Valuation:
N/A
Permit #:
11016-20000-19642
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Tenant improvement for portion of 1-story office building (250 sf). remove and addition non-bearing walls. remove (e) suspended ceiling at (e) entry lobby office conference room and break room. convert portion of (e) storage to office space. no change of use or parking
Valuation:
N/A
Permit #:
12016-30000-12985
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Kitchen/2 bathroom remodel for residential buildings (no structural changes). window (4) change-out (same size & type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24
Valuation:
N/A
Permit #:
12016-20000-12126
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bathroom (3) remodel for residential buildings. door (12) change-out (same size and type) for residential buildings. dual glazing labeled and certified by national fenestration rating council (nfrc) is required for doors and windows replaced in all residential buildings three stories or less per section 152(b) of title 24. no structural changes. valuation to be verified by the field i... see more
Valuation:
N/A
Permit #:
12016-20000-08072
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition 17'-10 x 30 irreg. shaped deck with 17'-10 x 20'-6 irreg. shaped trellis to rear of (e)sfd. comply with dept. order dated 10/4/13. this permit will expire in 30 days from issuance date
Valuation:
$7,500
Permit #:
14014-20000-00087
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Irregular addition of 29'-1 x 23'-10 at rear of the (e) s.f.d. to addition new master bedroom with mster bathroom and walk-in closet and remodel (e) kitchen and bathroom
Valuation:
$65,000
Permit #:
14014-20000-02958
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Ground floor addition (3 x 22'-10'') to enlarge (e) master bed and bathroom rm; addition (n) attached carport (18'-6 x 22'-10''); and convert (e) attached garage (21 x 20') into a family room bathroom room and laundry room
Valuation:
$35,000
Permit #:
13014-20000-00147
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Interior remodel to (e) 1-story single family dwelling w attach garage: remove wall and replace w post and beam in kitchen/dining area install (n) ceiling joists remodel kitchen and bathroom; all work is per engineer's design
Valuation:
$30,000
Permit #:
13016-20000-05624
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Repair 2 balconies and deck due to termite damage & stucco. see comments. comply with department order effective date 10/04/2013. permit will expire 30 days from issuance date
Valuation:
$6,000
Permit #:
13016-20000-23305
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Irregular addition of 22'-3 x 14'-11 to rear of existing single family dwelling to addition master bedroom master bathroom and walk-in closet. all work per wfpp
Valuation:
$45,000
Permit #:
14014-20000-01367
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Install new rooftop skylight over living room and provide new door between living room and den. all work per engineering details
Valuation:
$2,500
Permit #:
15016-20000-01548
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental to permit #12042-70000-22705 to install new plumbing fixtures for kitchen/(2) bathrooms and laundry room. install new water heater. (work is for unit #854 only)
Valuation:
N/A
Permit #:
12042-70001-22705
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Interior remodel to change existing flat ceiling to vault ceiling in master bedroom and kitchen area. addition 3 new sky lights 2 x 2 in living area
Valuation:
$8,000
Permit #:
13016-30000-22029
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Verified License
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Diversified Building License info
Verified License
| License # | CA437942 |
| Status | Active |
| State | California |
| Type | General Building Contractor |
- BuildZoom has not verified this license since June, 2015.
Verify this license's status for Diversified Building at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 437942 |
| Status | Inactive |
| State | California |
| Type | General Building |
- 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 Diversified Building at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
95
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
57
Permits
- Building permit records show that Diversified Building has worked on 57 permitted projects.
Diversified Building Employees
CJ
Cary Brent Johnston
Sole Owner