Updated: Mar 29, 2026
Location and Projects
Address
1903 DOREEN AVE, South El Monte, CA, 91733
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Lawrence Yi Chung Lam Construction
Lawrence Yi Chung Lam, 1903 Doreen Ave, South El Monte, CA (Employee: Yee Hung Lam) holds a Warm Air Heating, Ventilating And Air Conditioning license and 2 other licenses 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 Lawrence Yi Chung Lam, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Lawrence Yi Chung Lam Services
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Lawrence Yi Chung Lam Contact Information
Phone Number: (626) 376-8096
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Address: 1903 DOREEN AVE, South El Monte, CA 91733
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Lawrence Yi Chung Lam South El Monte
Quality
101
88th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Lawrence Yi Chung Lam has a BuildZoom score of 101, which places them above 88% of 336,931 contractors in California.
Activity
|
2 projects
|
2024 |
|
2 projects
|
2023 |
Our building permit records indicate that Lawrence Yi Chung Lam has worked on at least
4.0 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
|
$50k-$100k |
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 Lawrence Yi Chung Lam
This is a sample of this contractor's permits. Click here to access their complete permit history.
Tenant improvements to create two units (a and b) and create new bathroom in unit b (shell only) unit a ( 2000 sq ft) unit b (880 sq ft)
Valuation:
$94,660
Permit #:
B22-0655
Status:
expired
Fee:
$6,442
Permit Type:
N/A
Building Type:
N/A
Tenant improvement for existing retail store to create a short wall and install plumbing fixtures & electrical water heater
Valuation:
$20,000
Permit #:
B23-0520
Status:
final
Fee:
$3,342
Permit Type:
N/A
Building Type:
N/A
Change use from retail to massage parlor where any person who provides massage services at this premise shall be certified as a massage therapist or massage practitioner pursuant to california business and professions section 4600 et seq
Valuation:
$5,000
Permit #:
19016-20000-35704
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Tenant improvement. to existing market remove existing cooler 220sq. ft. new restroom new mop sink new compartment sink new hand sink new drinking fountains (2) new concrete landing at store front ada accessibility
Valuation:
$76,838
Permit #:
B18-1324
Status:
final
Fee:
$5,428
Permit Type:
N/A
Building Type:
N/A
Convert office space (#4740) into massage parlor & expand into existing massage parlor tenant space (#4742) where any person who provides massage services at this premises shall be certified as a massage therepist or massage practitioner pursuant to california business and professional section 4600 et seq
Valuation:
$12,000
Permit #:
18016-10000-16941
Status:
issued
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Nonstruct int tenant improvement. - change of use from (e) office to massage parlor where any person who provides massage services at this premise shall be certified as a massage therapist or massage practitioner pursuant to california business and professions section 4600 et seq. see comments
Valuation:
$7,000
Permit #:
18016-20000-03553
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Window alterations per approved plans
Valuation:
N/A
Permit #:
RALT-22-2067
Status:
issued
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
Tenant improvement for retail store and addition (1) accesibility restroom and restroom
Valuation:
$32,868
Permit #:
B22-1018
Status:
final
Fee:
$3,586
Permit Type:
N/A
Building Type:
N/A
Install a mini split 36, 00 btu install a mini split 12, 000 btu
Valuation:
N/A
Permit #:
21044-10000-13313
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Electrical service upgrade 200amps *carbon monoxide alarms smoke alarms are required for this project per 2016 crc section r314/r315
Valuation:
N/A
Permit #:
B18-1333
Status:
final
Fee:
$204
Permit Type:
N/A
Building Type:
N/A
Upgrade a 3 gang meter panel 60 amps each
Valuation:
N/A
Permit #:
B24-2124
Status:
issued
Fee:
$679
Permit Type:
N/A
Building Type:
N/A
200 amp service panel upgrade
Valuation:
N/A
Permit #:
Elec-22-0121
Status:
issued
Fee:
$82
Permit Type:
N/A
Building Type:
N/A
Install a 230v 20a circuit install a 120v 20a circuit
Valuation:
N/A
Permit #:
21041-10000-59185
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 220v 20a - 2 ( circuits )
Valuation:
N/A
Permit #:
21041-10000-59172
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Install 2 mini split 24, 000 btu
Valuation:
N/A
Permit #:
21044-10000-13312
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Upgrade a electric meter panel to 200 amps
Valuation:
N/A
Permit #:
19041-90000-03620
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Building walls & door install 3 comparable sink
Valuation:
$22,000
Permit #:
COMM18-003
Status:
final
Fee:
$1,711
Permit Type:
Tenant improvement
Building Type:
N/A
Change of occupancy from b to m 2090 sq. ft
Valuation:
$104,500
Permit #:
B17-1094
Status:
final
Fee:
$6,368
Permit Type:
N/A
Building Type:
N/A
Install 2 combo smoke detectors
Valuation:
N/A
Permit #:
18041-10000-45883
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Addition sill plate anchor bolts and cripple wall plywood per la city standard plan #1; no foundation replacement (earthquake hazard reduction per chapter 92 of the los angeles building code). (houses residential buildings up to 3 stories and up to 4 units)
Valuation:
$1,200
Permit #:
13016-10000-11105
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Lawrence Yi Chung Lam License info
Verified License
| License # | 1127741 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Lawrence Yi Chung Lam at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 494172 |
| Status | Active |
| State | California |
| Type | General Building, Electrical, Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of January 2026.
Verify this license's status for Lawrence Yi Chung Lam at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 675300 |
| Status | Active |
| State | California |
| Type | General Building, Electrical, Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Lawrence Yi Chung Lam 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 | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Clear Spring Property & Casualty Company |
100
Permits
- Building permit records show that Lawrence Yi Chung Lam has worked on 100 permitted projects.
Lawrence Yi Chung Lam Employees
LL
Lawrence Yi Chung Lam
Sole Owner
YL
Yee Hung Lam
Officer