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J

Location and Projects

Address
3500 WEST JEFFERSON BOULEVARD, Los Angeles, CA, 90018
Use our bidding system to request a quote

J&j Home Improvement & plumbing & Heating Service

J&j Home Improvement & plumbing & Heating Service, 3500 W Jefferson Blvd, Los Angeles, CA (Employee: Johnny Cool Germany) holds a Plumbing, General Building license and 1 other license according to the California license board.

Their BuildZoom score of 108 ranks in the top 5% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring J&j Home Improvement & plumbing & Heating Service, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

J&j Home Improvement & plumbing & Heating Service Services

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J&j Home Improvement & plumbing & Heating Service Contact Information

Phone: (213) 754-2262 Edit
Address: 3500 WEST JEFFERSON BOULEVARD, Los Angeles, CA 90018 Edit

J&j Home Improvement & plumbing & Heating Service Los Angeles

Quality

108
95th percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
J&j Home Improvement & plumbing & Heating Service has a BuildZoom score of 108, which places them above 95% of 336,931 contractors in California.

Activity

14 projects
 2025
15 projects
 2024
15 projects
 2023
Our building permit records indicate that J&j Home Improvement & plumbing & Heating Service has worked on at least 44.0 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.

Experience

9 projects
 HVAC projects
Analyzing permits over the last 4 years shows that J&j Home Improvement & plumbing & Heating Service mostly works on hvac project projects.

Pricing

3 projects
 < $5k
1 project
 $20k-$50k
2 projects
 $50k-$100k
Value Not Public: 36.0 projects
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 J&j Home Improvement & plumbing & Heating Service

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.

Electrical
2320 S Bentley Ave, Los Angeles, CA, 90064
2025-05-17
Washer and dryer plumbing and electrical. connect to existing water and drain from half bathroom. providing 1 new 240v branch circuit for dryer and 1 new 120v branch circuit for washer only
Valuation:
N/A
Permit #:
25041-90000-24641
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Building
435 E Parkcenter Cir S, San Bernardino, CA, 92408
2021-03-26
Demolition of approx 3000 sf of existing office space drywall electrical t-bar ceiling flooring etc. interior demolish referance b1903459 - tenant improvement currently in plan check. (ti in building 7 for cannabis cultivation facility to include: mechanical electrical plumbing sprinklers & vault (34 429.24 sf)
Valuation:
$525,000
Permit #:
B2100465
Status:
plancheck
Fee:
$8,372
Permit Type:
N/A
Building Type:
N/A
Bldg-alter/repair
16222 S Ainsworth St, Gardena, CA, 90247
2025-05-16
Concrete block freestanding masonry fence walls constructed per information bulletin p/bc 2020-096 located in residential zones maximum 6 feet height above grade and not located in the required front yard or within 5 feet of the side street lot line of a reverse corner lot (subject to additional limitations of lamc section 12.22c20(f) and information bulletin p/zc 2002-002)
Valuation:
$31,000
Permit #:
22016-10000-18654
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
10326 W Ilona Ave, Los Angeles, CA, 90064
2022-03-17
Kitchen/bathroom (1) remodel for residential buildings (no structural changes). 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) ib of title 24. comply with department ord... see more
Valuation:
$20,000
Permit #:
22016-20000-08570
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Plumbing
10412-1 4 S Br, Los Angeles, CA, 90003
2025-09-16
Check existing plumbing new bathroom and kitchen sink comply with department order effective date 03/29/2024. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
25042-70000-16988
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
10326 W Ilona Ave, Los Angeles, CA, 90064
2022-04-14
Window (3) 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) ib of title 24. comply with department order effective date 01/20/2022. permit will expire 30 days from issuance date
Valuation:
$501
Permit #:
22016-20001-08570
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
16222 S Ainsworth St, 4, Gardena, CA, 90247
2024-12-10
Supplemental permit to 17010-40000-04574 to change engineer of record and relocate the third floor attic access doors
Valuation:
$60,000
Permit #:
17010-30001-04574
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Electrical
2320 S Bentley Ave, Apt 103, Los Angeles, CA, 90064
2025-08-05
Install 240v outlet for dryer of 30 amp. install 120v outlet for washer
Valuation:
N/A
Permit #:
25041-90000-27157
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Building
353 W 6th St, San Bernardino, CA, 92401
2022-11-28
Replace fire damaged roof structure **revision 10/30 - revision to original plans due to discovery of additional damage not called out on issued plan set
Valuation:
$45,000
Permit #:
B2205635
Status:
plancheck
Fee:
$1,324
Permit Type:
N/A
Building Type:
N/A
Plumbing
2320 S Bentley Ave, Apt 103, Los Angeles, CA, 90064
2025-06-03
Install drain line and water line for laundry washer and dryer
Valuation:
N/A
Permit #:
25042-90000-10970
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Electrical
560 W 88th St, 4, Los Angeles, CA, 90044
2022-08-23
Upgrade existing service meter panel to 4 gang 400 amp service meter for 560 560 1/2 562 and new 562 1/2 units. will be installed in location specified by meter spotter only
Valuation:
N/A
Permit #:
22041-90000-41131
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Hvac
16222 S Ainsworth St, 4, Gardena, CA, 90247
2023-05-05
Install (4) 3 1/2 ton heating and air conditioning unit 80, 000 btu of heat and duct work to each unit 1, 2, 3, 4 apartment
Valuation:
N/A
Permit #:
20044-10000-05826
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Plumbing
2512 S 3rd Ave, Los Angeles, CA, 90018
2023-07-29
Re-pipe water and drain lines for 10 fixtures only. 1 laundry 1 kitchen 3 lavatory 3 toilets 1 shower 1 tub & shower
Valuation:
N/A
Permit #:
23042-90000-11053
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Electrical
2717 W Olympic Blvd, Ste 202, Los Angeles, CA, 90006
2024-11-22
Supplemental permit to 24041-90000-33849 to change address to 2717 w. olympic blvd unit 101-201 to 2717 w. olympic blvd 202
Valuation:
N/A
Permit #:
24041-10001-33849
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Electrical
967 S Barrington Ave, Los Angeles, CA, 90049
2024-07-22
Replace existing sub panel in car port garage area. install 2 hard wire smoke detector replace existing recess light + 2 gfi
Valuation:
N/A
Permit #:
24041-10000-23757
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Plumbing
4339 S Halldale Ave, Los Angeles, CA, 90062
2025-06-11
Connect main sewer to existing sewer line only
Valuation:
N/A
Permit #:
25042-90000-11537
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Plumbing
2320 S Bentley Ave, Los Angeles, CA, 90064
2025-05-17
New branch circuit incidental to the installation of a solar water heating system under permit
Valuation:
N/A
Permit #:
25042-90000-09995
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
4815 E Carnegie St, Los Angeles, CA, 90032
2020-02-20
Re-roof with class a or b material weighing less than 6 pounds per sq. ft. over existing solid sheathing __13__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 non-re... see more
Valuation:
$5,000
Permit #:
20016-70000-02996
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
627 N Rampart Blvd, Los Angeles, CA, 90026
2022-02-22
Interior kitchen remodel/repair (no changes in walls or openings). interior bathroom remodel/repair (no changes in walls or openings)
Valuation:
$15,000
Permit #:
21016-90000-57906
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Electrical
8211 S Halldale Ave, Los Angeles, CA, 90047
2022-01-31
Service upgrade to 2 gang 200 amp meter panel. for 8211 and 8211 1/2 s halldale ave. dwp has approved meter spot location and single line diagram
Valuation:
N/A
Permit #:
21141-90000-20424
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A

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