Updated: Oct 29, 2025
Location and Projects
Address
18521 Mayall St, Northridge, CA, 91324
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Zlotnik Alexander Construction
Zlotnik Alexander at 18521 Mayall St, Northridge, CA 91324, has a BuildZoom score of 103 and ranks in the top 10% of 336,931 California contractors.
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Zlotnik Alexander Services
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Zlotnik Alexander Contact Information
Address: 18521 Mayall St, Northridge, CA 91324
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Zlotnik Alexander Northridge
Quality
103
90th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Zlotnik Alexander has a BuildZoom score of 103, which places them above 90% of 336,931 contractors in California.
Activity
|
13 projects
|
2025 |
|
2 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Zlotnik Alexander has worked on at least
19.0 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
|
7 projects
|
New Constructions |
|
4 projects
|
Home Additions |
Analyzing permits over the last 4 years shows that Zlotnik Alexander mostly works on
new construction
and home addition
projects.
Pricing
|
10 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
3 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $30,000. This graph shows the distribution of these job values.
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.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Major remodel and addition to make a 77'6"x86'6 2-story single family dwelling with 2 attached 2-car garages and a basement with piles foundation. (nfpa13-d fire sprinklers required throughout) [1 of 4]
Valuation:
$650,000
Permit #:
25014-20000-01933
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 2-story (110'-6 x 79 irregular shape) single family dwelling with habitable basement attached covered patio and attached junior accessory dwelling unit per ca govt. code 66323(a)(1) and 66333. nfpa 13d fire sprinklers required throughout
Valuation:
$1,600,000
Permit #:
24010-20000-02671
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 1-story (37 x 20') accessory dwelling unit per lamc 12.22 a.33(b)(1). nfpa 13d fire sprinklers throughout
Valuation:
$74,000
Permit #:
24010-20000-02989
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New retaining wall: 10'0 max height & ___ total linear length [2 of 4]
Valuation:
$40,000
Permit #:
25020-20000-00784
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 3-story (36'-0"x57'-9") 1292 sqft single family dwelling w attached 2 car garage (324 sqft) and basement (970 sqft) w/attached raised deck all on piles/grade beams and shoring w/nfpa 13d sprinklers throughout
Valuation:
$500,000
Permit #:
22010-10000-05798
Status:
triage
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Suplemental permit to 14010-30000-03519 for trellis addition on upper level eliminate studio room on the lower level to reduce floor area resulting in no change in net floor area calculation
Valuation:
$25,000
Permit #:
14010-30012-03519
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New detached 1 story adu per gc 66323(a)(2)
Valuation:
$49,000
Permit #:
25010-10000-00024
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Driveway with piles per engineering ??? [4 of 4]
Valuation:
$30,000
Permit #:
25020-20000-00785
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental to 14010-30012-03519 - walkable skylight water feature at bottom of stairs closet bathroom wine room. convert portion of garage into wine storage room by adding fire rated glass walls
Valuation:
$40,000
Permit #:
14010-30014-03519
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(n) 2 new retaining walls within the required side yard
Valuation:
$5,200
Permit #:
25020-10000-00008
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan: site grading for new accessory dwelling unit with attached garage
Valuation:
$212
Permit #:
25030-20000-00167
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
*** attn: alfredo *** supplemental ref to pcis # 21010-30000-06164 to review plan due to change in the scope of work to new s.f.d. with basement. plan check only
Valuation:
$501
Permit #:
21010-30001-06164
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Back fill the (e) pool with removal of shell
Valuation:
$104
Permit #:
25030-20000-02567
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New 3-story type-va 14-unit apartment building with garage gym and lobby on type-ia ground level equipped throughout with nfpa 13 fire sprinklers
Valuation:
N/A
Permit #:
19010-30000-02457
Status:
plancheck
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
****2025 wildfire eligible rebuild**** grading for new single family dwelling w basement and new pool and adu
Valuation:
$582
Permit #:
25030-20000-03800
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Site grading for major remodel & addition of single family dwelling (with a basement) retaining walls and associated grading work. [3 of 4]
Valuation:
$1,133
Permit #:
25030-20000-02740
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Void
Valuation:
$15,000
Permit #:
24020-20000-02252
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Shoring for new single family dwelling with basement
Valuation:
$100,000
Permit #:
24020-20000-01200
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Site grading remove and recompact
Valuation:
$1,176
Permit #:
23030-10000-06792
Status:
approved
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Site grading and excavation for new single family dwelling with basement
Valuation:
$3,871
Permit #:
24030-20000-03876
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
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Zlotnik Alexander License info
License Not Required
| Status | Not Required |
- BuildZoom verified in June, 2021 that this contractor does not need a license to be a contractor in California.
This is a sample of licensing data; click here to access a complete history.
103
BuildZoom Score
46
Permits
- Building permit records show that Zlotnik Alexander has worked on 46 permitted projects.