Updated: Mar 18, 2026
Location and Projects
Address
2427 SOLAR DR, Los Angeles, CA, 90046
Use our bidding system to
request a quote
QUADRANT Construction
Serving the greater Los Angeles area, QUADRANT INC brings more than three decades of experience to commercial and residential construction projects. The company’s portfolio includes a variety of project types, such as ground-up construction, tenant improvements, remodels, and building renovations. QUADRANT INC delivers services across a range of property types, working with clients that include property owners, developers, and businesses seeking comprehensive construction solutions. With expertise developed over 35 years in the industry, the team manages projects from initial planning through final completion, coordinating site work, structural construction, and finish installations. QUADRANT INC is based in Los Angeles and is known for handling both large-scale and detail-oriented construction tasks for clients throughout the region.
QUADRANT INC Services
Start a project today:
QUADRANT INC Contact Information
Phone Number: (310) 245-3639
Edit
Address: 2427 SOLAR DR, Los Angeles, CA 90046
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
QUADRANT INC Los Angeles
Quality
107
94th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
QUADRANT INC has a BuildZoom score of 107, which places them above 94% of 336,931 contractors in California.
Activity
|
7 projects
|
2025 |
|
9 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that QUADRANT INC has worked on at least
18.0 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
|
2 projects
|
< $5k |
|
5 projects
|
$5k-$20k |
|
2 projects
|
$20k-$50k |
|
2 projects
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
2 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $20,000. 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.
Re-roof with class a or b roof covering material weighing less than 6 pounds per sq. ft. over new solid sheathing 30 squares. class a roof covering is required within very high fire hazard severity zone (vhfhsz). for residential roof replacement > 50% of the total roof area apply cool roof product labeled and certified by cool roof rating council (crrc). cool roof may be required for ... see more
Valuation:
$71,200
Permit #:
24016-90000-15775
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
(e-plan elec) install new 100kw/125kva standby generator to back feed the existing residence with an existing 1 200a-120/208v-30-4w electrical service. new 100a pool panel to replace exiting pool equipment (under separate permit)
Valuation:
$100,000
Permit #:
BS2301230
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
Interior alteration to (e) single family dwelling. interior remodel including converting dining room to bedroom and bathroom. and new interior non-bearing paritions
Valuation:
$8,000
Permit #:
25016-10000-00188
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
New paved walkways stairs & handrails outdoor fireplace outdoor kitchen repair (e) stone patio adjacent to house. - ref. expired bs2204361 (eplan plan under bs2204360) - bs2204361
Valuation:
$50,000
Permit #:
BS2403223
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
1 bathroom(s).bathroom remodel for residential buildings (no structural changes). 2 door(s). window and 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 title 24 part 6 section 150.2(b)1b. repla... see more
Valuation:
$11,341
Permit #:
24016-90000-38765
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Revisions to storm water system only. addition of duplex sump pump system serving subsurface drainage. previously approved plan under #24042-10000-02031
Valuation:
N/A
Permit #:
24042-10001-02031
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
New 39 units mixed use building with commercial space
Valuation:
$3,189,060
Permit #:
21010-10000-00133
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Water efficient landscaping with separate landscape water meter ( eplan review under expired p/n bs2204360)
Valuation:
$70,000
Permit #:
BS2403227
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Single family res...
New plumbing system. potable water waste/vent low-pressure gas and rainwater with sump pump system. connects to 3 domestic water meter. 3 backflow prevention device. 3 pressure reducing valve
Valuation:
N/A
Permit #:
24042-10000-02031
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Supplemental to permit 24016-90000-15775 to addition work description: 1 kitchen 2 bathroom remodel for residential buildings (no structural changes). combined with electrical hvac plumbing
Valuation:
N/A
Permit #:
24016-10001-15775
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
[eplanla] power and energy 1 600a 120/208v 3ph 4w 1 elevator(30hp) battery ats sub-panels total lighting area: 3 704 sq ft new apartment building
Valuation:
N/A
Permit #:
24041-10000-34434
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 8 of 11
Valuation:
$263,610
Permit #:
16010-10000-01992
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 7 of 11
Valuation:
$237,047
Permit #:
16010-10000-01991
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
**supplemental permit to per#16010-10000-01993 to addition (7)piles to foundation design attn:dean lee** for construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 9 of 11
Valuation:
$15,000
Permit #:
16010-10001-01993
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 9 of 11
Valuation:
$232,906
Permit #:
16010-10000-01993
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 9-total. 1 of 11
Valuation:
$196,950
Permit #:
16010-10000-01985
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Supplemental to 19010-20000-01628: revise floor plan and building dimension. 1: recalculate rfa with rfa floor area analysis - engineer/arch to certify. (max 4062sf rfa allowed per dir 2018-3662-drb-spp-msp condition #2). 2: side yard required = 7'+1 for any 10 increment above 18 in height (26'-6 height) _ table 12.21c10-1. or comply with r1 setbacks (12.22c21) and plane break require... see more
Valuation:
N/A
Permit #:
19010-20001-01628
Status:
applied
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 2 of 11
Valuation:
$177,154
Permit #:
16010-10000-01986
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 3 of 11
Valuation:
$157,156
Permit #:
16010-10000-01987
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
For construct new 3 story single family dwelling with a 2 car garage on a small lot subdivision 5 of 11
Valuation:
$157,156
Permit #:
16010-10000-01989
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Similar Contractors See more
190
BZ Score
$9.9K
Avg Project
-
Projects
227
BZ Score
$40K
Avg Project
-
Projects
193
BZ Score
$27.9K
Avg Project
-
Projects
QUADRANT INC Reviews
BuildZoom hasn't received any reviews for QUADRANT INC. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Hiring a contractor?
Verified License
BuildZoom confirmed this contractor's license
QUADRANT INC License info
Verified License
| License # | 543948 |
| Status | Active |
| State | California |
| Type | General Building |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for QUADRANT INC 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 | Hudson Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Benchmark Insurance Company |
59
Permits
- Building permit records show that QUADRANT INC has worked on 59 permitted projects.
QUADRANT INC Employees
SK
Sarkis Jerayr Khatchadourian
Rmo / Ceo / Pres