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Location and Projects

Address
P O BOX 491283, Los Angeles, CA, 90049
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OSL Construction Inc

Based in Los Angeles, OSL Construction Inc brings over three decades of experience to residential and commercial building projects throughout the greater Los Angeles area. The company specializes in new construction, additions, and remodeling for both single-family homes and multi-unit properties. Portfolio examples include whole-house renovations, kitchen and bathroom remodels, and custom home construction, with a focus on adapting to client needs and property requirements. OSL Construction also handles structural upgrades, seismic retrofitting, and accessory dwelling unit (ADU) construction in compliance with local regulations. The firm serves homeowners, developers, and property managers across neighborhoods including Hollywood, West Los Angeles, and the San Fernando Valley. Over its 33 years in operation, OSL Construction has developed expertise in navigating Los Angeles building codes and managing projects from design through completion.

OSL Construction Inc Contact Information

Phone: (714) 560-0204 Edit
Address: P O BOX 491283, Los Angeles, CA 90049 Edit

OSL Construction Inc Los Angeles

Quality

107
94th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
OSL Construction Inc has a BuildZoom score of 107, which places them above 94% of 336,931 contractors in California.

Activity

3 projects
 2025
2 projects
 2024
5 projects
 2023
Our building permit records indicate that OSL Construction Inc has worked on at least 10.0 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.

Pricing

2 projects
 < $5k
1 project
 $5k-$20k
3 projects
 $20k-$50k
1 project
 $50k-$100k
Value Not Public: 4.0 projects
The typical size of their permits is approximately $38,240. 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.

Building Permits by OSL Construction Inc

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Non-residential new
2021 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Emerald isle building including 5186 sf recreation and leasing office space at first floor 2736 sf residential at second floor and 404 sf breezeway at second floor addressing: one building two addresses. leasing office given address of 2021 gullane dr.; rec center given address of 2023 gullane dr
Valuation:
$943,560
Permit #:
B22-6831
Status:
waiting for applicant
Fee:
$7,927
Permit Type:
N/A
Building Type:
N/A
Residential new
2030 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 10-unit apartment building as part of a complex of seven apartment buildings. 12 380sf building with 3 120sf covered porches
Valuation:
$1,860,000
Permit #:
B22-6828
Status:
waiting for applicant
Fee:
$5,755
Permit Type:
N/A
Building Type:
N/A
Residential new
2020 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 10-unit apartment building as part of a complex of seven apartment buildings. 14 700sf building with 3 120sf covered porches
Valuation:
$2,138,400
Permit #:
B22-6827
Status:
waiting for applicant
Fee:
$5,755
Permit Type:
N/A
Building Type:
N/A
Residential new
2016 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 10-unit apartment building as part of a complex of seven apartment buildings. 13 460sf building with 3 120sf covered porches
Valuation:
$1,989,600
Permit #:
B22-6826
Status:
waiting for applicant
Fee:
$5,932
Permit Type:
N/A
Building Type:
N/A
Residential new
2012 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 20-unit apartment building as part of a complex of seven apartment buildings. 26 300sf building with 5 066sf covered porches
Valuation:
$3,763,920
Permit #:
B22-6825
Status:
waiting for applicant
Fee:
$7,050
Permit Type:
N/A
Building Type:
N/A
Residential new
2008 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 10-unit apartment building as part of a complex of seven apartment buildings. 13 460sf building with 3 120sf covered porches
Valuation:
$1,989,600
Permit #:
B22-6824
Status:
waiting for applicant
Fee:
$5,932
Permit Type:
N/A
Building Type:
N/A
Residential new
2004 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 10-unit apartment building as part of a complex of seven apartment buildings. 13 150sf building with 3 120sf covered porches
Valuation:
$1,578,000
Permit #:
B22-6823
Status:
waiting for applicant
Fee:
$5,881
Permit Type:
N/A
Building Type:
N/A
Residential new
2000 Gullane Dr, Santa Rosa, CA, 95403
2022-12-01
Construction of a 10-unit apartment building as part of a complex of seven apartment buildings. 12 380sf building with 3 120sf covered porches
Valuation:
$1,860,000
Permit #:
B22-6822
Status:
waiting for applicant
Fee:
$5,755
Permit Type:
N/A
Building Type:
N/A
Building permit
39152 Paseo Padre Pkwy, Fremont, CA, 94538
2022-11-30
Tenant improvement to existing vacant retail space in the gateway plaza shopping center: create bank branch offices and break room install lighting over the teller link break room offices and vault. existing lighting and hvac system to be used and re-configured as needed to fit new space
Valuation:
$150,000
Permit #:
BLD2022-04919
Status:
complete
Fee:
$5,179
Permit Type:
New tenant space
Building Type:
N/A
Building revision
4000 Bastoni Ln, Santa Rosa, CA, 95404
2023-05-31
Revision to single family residence permitted and under construction. revisions are clouded and marked as delta 2 outdoor kitchen 5-2-23 architectural plans and delta 2 owner revisions 2/24/2023 on structural plans. the outdoor kitchen revisions affected architectural sheets a1.1 a2.1 a2.2 a2.3 a3.1 a4.1 and a4.2 the garage door updates affected architectural sheets a1.1 a2.1 a3.1 win... see more
Valuation:
N/A
Permit #:
BLD22-8307.R01
Status:
complete
Fee:
$452
Permit Type:
N/A
Building Type:
N/A
Resilient new
1907 Lyon Ct, Santa Rosa, CA, 95403
2021-02-17
Tubbs-adboe fire 2017: eplan rebuild single family residence. residence is 2301 sf original was 2321 sf garage 618 sf with 170 sf in porch(s) the following conditions are required: backflow: fire sprinklers will be required. a minimum 1” backflow device will be required per either current city standard city standard 875(double check backflow) or per city standard. 875f (in-line check ... see more
Valuation:
$307,401
Permit #:
B19-5670
Status:
final
Fee:
$6,149
Permit Type:
N/A
Building Type:
N/A
Residential new
3673 Hemlock St, Santa Rosa, CA, 95403
2021-01-20
Tubbs-adobe fire 2017: rebuild 1498 sf single family dwelling 415 sf garage and 146 sf covered porches. original was 1273 sf. per gallaher homes master plan 4d the following conditions are required: backflow: fire sprinklers will be required so a minimum 1” backflow device will be required per current city standard 875 water meter: there is an existing 5/8” water meter serving this pa... see more
Valuation:
$200,530
Permit #:
B18-2167
Status:
final
Fee:
$2,483
Permit Type:
N/A
Building Type:
N/A
Non-residential new
2021 Gullane Dr, Santa Rosa, CA, 95403
2023-11-21
Emerald isle garage #8. construction of a 1223 sf 5-car garage with pool equipment area at 420 sf as part of a multi-family apartment complex. (total 1643 sf)
Valuation:
$65,720
Permit #:
B23-0222
Status:
waiting for applicant
Fee:
$948
Permit Type:
N/A
Building Type:
N/A
Building commercial - tenant improvement
433 W Bastanchury Rd, Fullerton, CA, 92835
2020-12-07
Commercial building permit - oakmont senior living 94426 sq ft 3 story habitable building - 95 units (2) detached garages - 72 parking spaces first floor - 32912 sq ft second floor - 29872 sq ft third floor - 31642 sq ft 825 sq ft detached garage 1129 sq ft detached garage fully fire sprinklered as per approved plans note: this facility is a 112 bed facility
Valuation:
$13,698,707
Permit #:
BLD18-00535
Status:
complete
Fee:
$139,142
Permit Type:
N/A
Building Type:
N/A
Multiple attached dwellings
3544 San Felipe Rd, San Jose, CA, 95135
2020-10-06
Scope of work construct new 75, 628 sq/ft assisted living facility new 6, 310 sq/ft kitchen and dining area new 1, 369 sq/ft activity room new 9, 658 sq/ft office and maintenence landscaping new 144 sq/ft shade structure at pet park new 168 sq/ft memory garden arbor new 267 sq/ft courtyard arbor new 298 sq/ft front entry arbor new 120 sq/ft dining patio arbor new 54 sq/ft courtyard ar... see more
Valuation:
$10,207,822
Permit #:
2017 041073 MF
Status:
final
Fee:
N/A
Permit Type:
Convalescent/resi...
Building Type:
N/A
Commercial new building
5301 F St, Sacramento, CA, 95819
2020-10-19
Epc - new 3-story (+basement) 150 bed senior residential care facility; 179, 178 gross sf; type ia (basement) and va (floors 1-3); occ. r-2.1 a-2 a-3 b s-2. to be licensed by ca dept. of social services. demolish existing 3-story ±64, 000 sf office building (under separate wrecking permit). deferred: trusses elevator fire sprinklers & alarm. - plng-insp [phased permit for grading unde... see more
Valuation:
$23,363,554
Permit #:
COM-1712297
Status:
complete
Fee:
$760,557
Permit Type:
N/A
Building Type:
N/A
Residential new
1416 Starview Ct, Santa Rosa, CA, 95403
2020-06-03
Tubbs-adobe fire 2017: gallaher homes rebuild 2213 sf single family dwelling 456 sf garage 75 sf porch. original single family dwelling 1422 sf. adding 791 sf. reconstruct master plan per gallaher homes plan 13a msp18-027 the following conditions are required: backflow: fire sprinklers will be required so a minimum 1” backflow device will be required per current city standard 875 wate... see more
Valuation:
$291,217
Permit #:
B18-2089
Status:
final
Fee:
$2,912
Permit Type:
N/A
Building Type:
N/A
Commercial tenant improvement
3660 Crocker Dr, Sacramento, CA, 95818
2022-12-16
Epc - expedited - suite 130 - first tenant improvement consisting of improvements to an existing vacant retail space for a bank branch teller line offices breakroom lobby and vault
Valuation:
$93,000
Permit #:
COM-2227035
Status:
plancheck
Fee:
$1,245
Permit Type:
N/A
Building Type:
N/A
Resilient new
2028 Shelbourne Way, Santa Rosa, CA, 95403
2020-01-21
Tubbs-adobe fire 2017: rebuild 1606 sf single family dwelling 451 sf garage and 90 sf covered porch. reconstruct per gallaher msp18-005 the following conditions are required: backflow: fire sprinklers will be required. a minimum 1” backflow device will be required per either current city standard city standard 875(double check backflow) or per city standard. 875f (in-line check backfl... see more
Valuation:
$215,182
Permit #:
B19-3517
Status:
final
Fee:
$2,846
Permit Type:
N/A
Building Type:
N/A
Resilient new
3532 San Sonita Pl, Santa Rosa, CA, 95403
2020-02-12
Tubbs-adobe fire 2017: rebuild 1606 sf single family dwelling 451 sf garage and 90 sf covered porch. reconstruct per gallaher msp18-005 the following conditions are required: backflow: fire sprinklers will be required. a minimum 1” backflow device will be required per either current city standard city standard 875(double check backflow) or per city standard. 875f (in-line check backfl... see more
Valuation:
$215,182
Permit #:
B19-3516
Status:
final
Fee:
$2,815
Permit Type:
N/A
Building Type:
N/A

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