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Location and Projects

Address
4100 SCANDIA WAY, Los Angeles, CA, 90065
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Optimum Indoor Air & Environmental HVAC/Mechanical Contractor

Optimum Indoor Air & Environmental Inc, 4100 Scandia Way, Los Angeles, CA (Employees: Gregory Curtis Landers and Harrell Elmer Lee Landers) holds a General Building, Warm Air Heating, Ventilating And Air Conditioning, Synthetic Products license and 1 other license according to the California license board.

Their BuildZoom score of 104 ranks in the top 9% of 336,931 California licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Optimum Indoor Air & Environmental Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.

Optimum Indoor Air & Environmental Inc Contact Information

Phone: (323) 340-8291
Address: 4100 SCANDIA WAY, Los Angeles, CA 90065

Optimum Indoor Air & Environmental Inc Los Angeles

Quality

104
91st percentile
How is the BuildZoom score calculated?
Pro tip: We generally recommend hiring a contractor with a score higher than 95.
Optimum Indoor Air & Environmental Inc has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.

Activity

12 projects
 2025
5 projects
 2024
2 projects
 2023
Our building permit records indicate that Optimum Indoor Air & Environmental Inc has worked on at least 19.0 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

13 projects
 HVAC projects
Analyzing permits over the last 4 years shows that Optimum Indoor Air & Environmental Inc mostly works on hvac project projects.

Pricing

6 projects
 < $5k
7 projects
 $5k-$20k
1 project
 $100k-$250k
Value Not Public: 3.0 projects
The typical size of their permits is approximately $5,000. 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.

Building Permits by Optimum Indoor Air & Environmental 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.

Bldg-alter/repair
208 W Mt Washington Dr, Los Angeles, CA, 90065
2025-06-09
Addition sill plate anchor bolts addition plywood to cripple walls (if existing) and replace foundation per l.a. city standard plan #1 (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:
$7,850
Permit #:
25016-10000-14672
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
3934 S Carmona Ave, Los Angeles, CA, 90008
2025-10-17
Eplan water proofing basement wall 1 of 3
Valuation:
$150,000
Permit #:
25016-10000-23474
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
17140 W Burbank Blvd, Encino, CA, 91316
2025-01-27
Dry rot repair less than 10% of replacement cost of residential buildings
Valuation:
$4,000
Permit #:
25016-30000-00297
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
1568 S Hayworth Ave, Los Angeles, CA, 90035
2024-12-06
Eplan. foundation alteration for existing apartment to install foundation underpinning pads
Valuation:
$9,632
Permit #:
24016-10000-37258
Status:
triage
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Bldg-alter/repair
133 S Berendo St, Los Angeles, CA, 90004
2022-02-04
Addition sill plate anchors bolts and cripple wall plywood per l.a. city standard. plan #1; no foundation replacement (eq hazard reduction per chapter 92)
Valuation:
$12,000
Permit #:
21016-90000-46638
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Building permit
3620 Roselawn Ave, Glendale, CA, 91208
2022-02-23
La dbs standard plan earthquake hazard reduction in existing wood frame residential buildings with weak cripple walls and unbolted sill plates
Valuation:
N/A
Permit #:
BB2119901
Status:
final
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
Bldg-alter/repair
4031 N Karelia St, Los Angeles, CA, 90065
2021-05-23
Addition sill plate anchors bolts and cripple wall plywood per l.a. city standard. plan #1; no foundation replacement (eq hazard reduction per chapter 92)
Valuation:
$5,000
Permit #:
21016-90000-03814
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Nonbldg-alter/repair
3934 S Carmona Ave, Los Angeles, CA, 90008
2025-10-17
Eplan temporary shoring for waterproofing basement walls. 2 of 3
Valuation:
$5,000
Permit #:
25026-10000-00144
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Single family dwelling or duplex residential - building – window change-out and/or retrofit
2533 W Flower Ave, Fullerton, CA, 92833
2024-03-07
Voluntary seismic retrofit per la city standard plan #1 detail 7 as per approved plans
Valuation:
$5,000
Permit #:
BLDR-2024-0123
Status:
complete
Fee:
$563
Permit Type:
N/A
Building Type:
N/A
Building permit
22920 Kent Ave, Torrance, CA, 90505
2025-03-12
Voluntary seismic upgrade using la standard plan #1; detail # 7
Valuation:
N/A
Permit #:
BLD25-00207
Status:
final
Fee:
$252
Permit Type:
N/A
Building Type:
N/A
Residential combination
6731 Dos Rios Rd, Downey, CA, 90240
2024-10-16
Seismic retrofit standard plan #7
Valuation:
N/A
Permit #:
BLD-24-01960
Status:
complete
Fee:
$453
Permit Type:
N/A
Building Type:
N/A
Grading
3934 S Carmona Ave, Los Angeles, CA, 90008
2025-10-17
Eplan grading permit for waterproofing basement walls. 3 of 3
Valuation:
$162
Permit #:
25030-10000-05875
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
3926 N Ballina Canyon Rd, Encino, CA, 91436
2020-08-27
Addition sill plate anchors bolts and cripple wall plywood per l.a. city standard. plan #1; no foundation replacement (eq hazard reduction per chapter 92)
Valuation:
$5,800
Permit #:
20016-90000-20141
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
230 N San Pascual Ave, Los Angeles, CA, 90042
2020-09-09
Addition sill plate anchors bolts and cripple wall plywood per l.a. city standard. plan #1; no foundation replacement (eq hazard reduction per chapter 92)
Valuation:
$5,700
Permit #:
20016-90000-15517
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Bldg-alter/repair
15426 W Valley Vista Blvd, Sherman Oaks, CA, 91403
2020-07-31
Addition sill plate anchors bolts and cripple wall plywood per l.a. city standard. plan #1; no foundation replacement (eq hazard reduction per chapter 92)
Valuation:
$7,150
Permit #:
20016-90000-13326
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Residential building
234 S Circle Dr, San Gabriel, CA, 91776
2023-05-16
Voluntary seismic retrofit per la city standard
Valuation:
$5,000
Permit #:
RESI23-0241
Status:
issued
Fee:
N/A
Permit Type:
Voluntary seismic...
Building Type:
N/A
Bldg-alter/repair
6954 N Bobbyboyar Ave, West Hills, CA, 91307
2020-02-07
Addition sill plate anchors bolts and cripple wall plywood per l.a. city standard. plan #1; no foundation replacement (eq hazard reduction per chapter 92)
Valuation:
$4,040
Permit #:
20016-90000-02984
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Building permit
6209 Ibbetson Ave, Lakewood, CA, 90713
2022-11-18
Foundation seismic retrofit. per ladbs standard. plan no. one
Valuation:
$5,000
Permit #:
2211020002
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Bldg-alter/repair
5533 Edward E Horton Ln, Encino, CA, 91316
2025-08-14
Existing siding to be replaced with stucco
Valuation:
$6,000
Permit #:
25016-10000-21108
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Plumbing
1361 E Palm Dr, Covina, CA, 91724
2022-06-21
French drain installation for onsite only *needs encroachment permit*
Valuation:
N/A
Permit #:
203098
Status:
issued
Fee:
$200
Permit Type:
N/A
Building Type:
N/A

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