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Updated: Mar 16, 2026
Location and Projects
Address
18017 CHATSWORTH STREET #184, Granada Hills, CA, 91344
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S J Z Signature Services
S J Z Signature Services, 18017 Chatsworth St, Granada Hills, CA (Owned by: Steven Joseph Zumerling) holds a General Building license 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 S J Z Signature Services, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
S J Z Signature Services Contact Information
Phone Number: (818) 388-8640
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Address: 18017 CHATSWORTH STREET #184, Granada Hills, CA 91344
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S J Z Signature Services Granada Hills
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
S J Z Signature Services has a BuildZoom score of 107, which places them above 94% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
12 projects
|
2024 |
|
8 projects
|
2023 |
Our building permit records indicate that S J Z Signature Services has worked on at least
24.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
22 projects
|
Signage projects |
Analyzing permits over the last 4 years shows that S J Z Signature Services mostly works on
signage project
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$5k-$20k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by S J Z Signature Services
This is a sample of this contractor's permits. Click here to access their complete permit history.
Supplemental permit to #22016-20000-33233 to change the address from 4233 w burns ave los angeles ca 90029 to 4233-4239 w burns ave los angeles ca 90029. no change in legal. revise work description to read: 13 kitchen/13 bathroom remodels for residential buildings (no structural changes). window 86 change-out (same size & type) for residential buildings. dual glazing labeled and certi... see more
Valuation:
N/A
Permit #:
22016-20001-33233
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
22 kitchen/22 bathroom remodels for residential buildings (no structural changes). window 110 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 150.2(b) 1b of title 24. unit numbers: 101-105 1... see more
Valuation:
$132,000
Permit #:
22016-20000-33233
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit 24044-20000-12939 to correct work description to read; install (3) range hoods (6) bathrooms fans and (2) direct vent wall heaters. correct address: 959 951 3/4 and 961 1/2 n. vendome st. no fees dept. eroor
Valuation:
N/A
Permit #:
24044-20001-12939
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to revise work description to add: kitchen (4)/bathroom (4) remodel for residential buildings (no structural changes). window (18) 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... see more
Valuation:
$56,750
Permit #:
22016-20001-33252
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Window (35 ) 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 title 24 part 6 section 150.2(b) 1b
Valuation:
$13,540
Permit #:
23016-20000-38516
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Window (35 ) 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 title 24 part 6 section 150.2(b) 1b
Valuation:
$13,540
Permit #:
23016-20000-38514
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Window (8 ) 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 150.2(b) 1b of title 24
Valuation:
$2,400
Permit #:
22016-20000-34269
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
14 kitchen/14 bathroom remodels for residential buildings (no structural changes) for 14 units. units numbers: 101, 102 107 109 110 201 202 205-208 306 308 309
Valuation:
$63,000
Permit #:
22016-20000-33252
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to 23044 - 20000 - 29118 to revise work description to read: remove replace with mini-split electrical air conditioning heater
Valuation:
N/A
Permit #:
23044-20001-29118
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Change out 28 light switches and outlets. 20 subpanels and smoke detectors for 22 apartment units. unit numbers: 101-105, 107-109, 112-114 201-203, 205, 206, 208, 209, 210 212-214
Valuation:
N/A
Permit #:
22041-20000-56862
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to 23044 - 20000 - 29230 to revise work description to read: remove/replace with mini-split electric ac/heater
Valuation:
N/A
Permit #:
23044-20001-29230
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to permit 22042-20000-23253 to addition additional water heaters and fixtures in units 101 102 105 203 207 & laundry
Valuation:
N/A
Permit #:
22042-20001-23253
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Change out 60 fixtures and 20 water heaters for 22 apartment units. unit numbers: 101-105 107-109 112-114 201-203 205 206 208 209 210 212-214
Valuation:
N/A
Permit #:
22042-20000-23253
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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 150.2(b)1b of title 24
Valuation:
$6,000
Permit #:
19016-20000-29025
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remodel 18-kitchens &bathrooms for units 101, 102, 107, 109, 110, 201, 205, 206, 207, 208, 209, 302, 304, 306, 307, 308, 309, 310.install 15 subpanels, 40 circuits 18 rangehoods. replace 2 recessed light in unit 304 with suface mounted led lights
Valuation:
N/A
Permit #:
22041-20000-56881
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to permit # 22016-20001-34234. correct address to: 959 959 3/4 961 1/2 n. vendome st. no fee dept. error
Valuation:
N/A
Permit #:
22016-20002-34234
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
(4) kitchen/bathroom (4 ) remodel for residential buildings (no structural changes)
Valuation:
$65,000
Permit #:
22016-20000-34234
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New kitchen sink & drain line. pre-existing bathroom sink shower & toilet
Valuation:
N/A
Permit #:
21042-20000-49176
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install (3) range hoods (6) bathrooms fans (2) direct fans and (2) direct vent wall heaters
Valuation:
N/A
Permit #:
24044-20000-12939
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to permit # 22016-20000-34234. change of address to addition unit #s
Valuation:
N/A
Permit #:
22016-20001-34234
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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S J Z Signature Services Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
S J Z Signature Services License info
Verified License
| License # | 831844 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for S J Z Signature Services 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 | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
45
Permits
- Building permit records show that S J Z Signature Services has worked on 45 permitted projects.
S J Z Signature Services Employees
SZ
Steven Joseph Zumerling
Owner