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Updated: Jul 29, 2026
Location and Projects
Address
2441 AYERS AVENUE, Los Angeles, CA, 90040
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Whitestone Builders Sign Contractor
Whitestone Builders Inc, 2441 Ayers Ave, Los Angeles, CA (Employees: Mark Prenga, Mark Prenga, and Pjerin Prenga) holds a General Building license according to the California license board.
Their BuildZoom score of 101 ranks in the top 12% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Whitestone Builders Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Whitestone Builders Inc Contact Information
Phone Number: (213) 268-1280
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Address: 2441 AYERS AVENUE, Los Angeles, CA 90040
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Whitestone Builders Inc Los Angeles
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Whitestone Builders Inc has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
2 projects
|
2024 |
|
3 projects
|
2023 |
Our building permit records indicate that Whitestone Builders Inc has worked on at least
5.0 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.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$20k-$50k |
|
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 Whitestone Builders Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Alexander & associates ten. imp - interior tenant improvement of office space and ware house (3) existing restrooms; addition of (2) ada compliant restrooms in warehouse within existing sq ft new addresses for 3 tenant spaces are 1615 1619 & 1621 gramercy ave
Valuation:
N/A
Permit #:
PLM22-01303
Status:
issued
Fee:
$1,448
Permit Type:
N/A
Building Type:
N/A
Alexander & associates ten. imp - interior tenant improvement of office space and ware house (3) existing restrooms; addition of (2) ada compliant restrooms in warehouse within existing sq ft new addresses for 3 tenant spaces are 1615 1619 & 1621 gramercy ave
Valuation:
N/A
Permit #:
MEC22-01306
Status:
issued
Fee:
$886
Permit Type:
N/A
Building Type:
N/A
Alexander & associates ten. imp - interior tenant improvement of office space and ware house (3) existing restrooms; addition of (2) ada compliant restrooms in warehouse within existing sq ft new addresses for 3 tenant spaces are 1615 1619 & 1621 gramercy ave
Valuation:
N/A
Permit #:
ELE22-02653
Status:
issued
Fee:
$1,054
Permit Type:
N/A
Building Type:
N/A
Installation of new two digital display wall signs. wall sign 1 (facing alta vista): 20'-11 9/16 x 11'-5 13/16 240.75 sf. wall sign 2 (facing sunset blvd): 4'-18 5/16 x 11'-5 13/16 53.9 sf. comply with department order effective date 07/07/2022. permit will expire 30 days from issuance date
Valuation:
$149,000
Permit #:
22048-10000-02417
Status:
issued
Fee:
N/A
Permit Type:
Onsite
Building Type:
N/A
Alexander & associates ten. imp - interior tenant improvement of office space and ware house(3) existing restrooms; addition of (2) ada compliant restrooms in warehouse within existing sq ft. new addresses for 3 tenant spaces are 1615 1619 & 1621 gramercy ave
Valuation:
N/A
Permit #:
BLD21-01741
Status:
issued
Fee:
$14,552
Permit Type:
N/A
Building Type:
N/A
Interior remodel of (e) duplex w/voluntary upgrades to gravity & lateral systems. comply with department order effective date 02/26/2021. permit will expire 30 days from issuance date
Valuation:
$100,000
Permit #:
21016-10000-05272
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
[eplan] plan check for changes to an approved set of plans. changes made to t24 lighting plan power plan light fixture schedule panel schedules and single line diagram. also change of engineer on record
Valuation:
N/A
Permit #:
22041-10002-16507
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New 90 x 39'11 two story 4 units apartment building (type v a) over 90 x 39'11 basement garage (type v-a) nfpa-13r fire sprinklers required all work per engineering
Valuation:
$1,000,000
Permit #:
19010-20000-03298
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Eplan. revisions to an approved set. removed panels from single line changes to emergency lighting and removed room controllers. changes have been clouded
Valuation:
N/A
Permit #:
22041-10000-16507
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Full pc for a 3 story 15 unit apartment buidling. scope of work includes a new service rated for 600a 15 panelboards rated for 100a 1 house panel rated for 200a and added circuits
Valuation:
N/A
Permit #:
20041-10000-27955
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Kitchen remodel combined with electrical plumbing and hvac for residential buildings (no structural changes). bathroom remodel combined with electrical plumbing and hvac for residential buildings (no structural changes). (15)window and (2) door change-out (same size & type) for residential buildings. re-roof with class a or b material weighing less than 6 pounds per sq. ft. over exist... see more
Valuation:
$80,000
Permit #:
19016-30000-24602
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New construction of 4-unit apartment building of 2 bathroom and 1 kitchen for each unit. each bathroom have 1 shower 1 toilet & 1 sink. kitchen= 1 sink range & dishwasher
Valuation:
N/A
Permit #:
21042-10000-02729
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installation of new digital display projecting sign 1'-10 1/2 x 11'-5 13/16 21.53 sf facing sunset blvd
Valuation:
$501
Permit #:
24048-10000-01368
Status:
issued
Fee:
N/A
Permit Type:
Onsite
Building Type:
N/A
Site retaining wall for (n) 15-unit 100% affordable apartment under permit 18010-10000-04650. **grading permit under 20030-10000-05576**
Valuation:
$40,000
Permit #:
21020-10000-00637
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Installation of new digital display projecting sign 2 x 11'-5 13/16 22.97 sf facing alta vista
Valuation:
$501
Permit #:
24048-10000-01369
Status:
issued
Fee:
N/A
Permit Type:
Onsite
Building Type:
N/A
Water damage repair on (e) overhanging storefront. only over (1) tenant unit (sushi restaurant)
Valuation:
$20,000
Permit #:
21016-10000-18903
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Shoring for new 2 story 4 units apartment (115'6 linear ft) on north portion of the lot (107'3 linear ft ) on south section of the lot. all work per engineering
Valuation:
$68,000
Permit #:
20020-20000-00113
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental permit to permit #18016-20000-37909 to remove existing roof tiles apply new underlayment and reset roof tiles (cool roof compliance is not required). 05/06/2019
Valuation:
$2,000
Permit #:
18016-30001-37909
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over new solid sheathing (750 sqft). remove and replace framing in bedroom due to water damage. damage less than 10%. inspector to verify
Valuation:
$8,000
Permit #:
18016-20000-24358
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Eplan. (n) partition wall to split up tenant space in (e) retail
Valuation:
$25,000
Permit #:
23016-10000-36941
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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Whitestone Builders Inc Reviews
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Whitestone Builders Inc License info
Verified License
| License # | 1035397 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of July 2026.
Verify this license's status for Whitestone Builders Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
101
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
16
Permits
- Building permit records show that Whitestone Builders Inc has worked on 16 permitted projects.
Whitestone Builders Inc Employees
MP
Mark Prenga
Officer
MP
Mark Prenga
Officer
PP
Pjerin Prenga
Rmo / Ceo / Pres
PP
Pjerin Prenga
Rmo / Ceo / Pres