Updated: Mar 29, 2026
Location and Projects
Address
4751 Arrow Hwy, Montclair, CA, 91763
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Quality Conservation Services Inc Photos
Quality Conservation Services Plumber
Quality Conservation Services (QCS) is an award-winning, heating and air conditioning, weatherization & Energy Savings Assistance Program contractor, serving the Greater Los Angeles Area, Inland Empire & Orange County as well as the CA Bay Area.
From BuildZoom:
Quality Conservation Services Inc at 4751 Arrow Hwy, Montclair, CA 91763, held a Plumber license (#757471) with the California contractors license board with an expiration date of 12-31-2018. We last verified the license was expired on 03-28-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 336,931 California contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Quality Conservation Services Inc Services
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Quality Conservation Services Inc Montclair
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Quality Conservation Services Inc, log in and update your license info in the “Edit Profile” tab.
Activity
|
75 projects
|
2025 |
|
200 projects
|
2024 |
|
128 projects
|
2023 |
Our building permit records indicate that Quality Conservation Services Inc has worked on at least
403.0 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.
Experience
|
16 projects
|
New Constructions |
|
4 projects
|
Home Additions |
|
268 projects
|
Plumbing projects |
Analyzing permits over the last 4 years shows that Quality Conservation Services Inc mostly works on
plumbing project
and new construction
projects.
Pricing
|
145 projects
|
< $5k |
The typical size of their permits is approximately $2,013. 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.
Quality Conservation Services Inc Reviews
5 out of 5 stars, based on
1
review
-
By Lorraine A.May 10, 2017Verified Hire
Building Permits by Quality Conservation Services Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace 5 ton condenser in side yard area and fau in attic with heat pump and replace water heater with 65 gallon electrical heat pump addition (3) outlets (1) 15amp breaker for fau and (1) 25amp breaker for water heater and (1) 40amp breaker for stove--gas to electric
Valuation:
N/A
Permit #:
B-25-659
Status:
issued
Fee:
$222
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out wall furnace/free-standing furnace to wall furnace/free-standing furnace. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,100
Permit #:
BP24-04492
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out w/new ducts wall furnace/free-standing furnace to wall furnace/free-standing furnace. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,600
Permit #:
BP24-02391
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out furnace only to furnace only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,600
Permit #:
BP24-02520
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out furnace only to furnace only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,600
Permit #:
BP24-01986
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
Remove and replace forced air furnace in kind same location remove and replace force air furnace like for like same location ( downstairs closet )
Valuation:
N/A
Permit #:
B25-00274
Status:
final
Fee:
$384
Permit Type:
Residential
Building Type:
N/A
Replace water heater with new 65 gal heat pump water heater and install awg electrical outlet for water heater. same location garage closet
Valuation:
N/A
Permit #:
BPL2500505
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remove and replace a force air furnace like for like remove and replace a force air furnace like for like same location (hallway closet)
Valuation:
N/A
Permit #:
B25-00177
Status:
final
Fee:
$383
Permit Type:
Residential
Building Type:
N/A
Remove and replace water heater like for like same location remove and replace water heater like for like same location ( laundryroom )
Valuation:
N/A
Permit #:
B25-00238
Status:
final
Fee:
$377
Permit Type:
Residential
Building Type:
N/A
Remove and replace wall heater like for like same location remove and replace wall heater like for like same location ( hallway )
Valuation:
N/A
Permit #:
B25-00175
Status:
final
Fee:
$381
Permit Type:
Residential
Building Type:
N/A
Remove and replace wall heater in kind same location remove and replace wall heater like for like same location (living room)
Valuation:
N/A
Permit #:
B25-00807
Status:
final
Fee:
$432
Permit Type:
Residential
Building Type:
N/A
Remove and replace wall heater in kind same location remove and replace wall heater like for like same location ( livingroom )
Valuation:
N/A
Permit #:
B25-00467
Status:
final
Fee:
$378
Permit Type:
Residential
Building Type:
N/A
Remove and replace wall heater in kind same location remove and replace wall heater like for like same location. ( hallway )
Valuation:
N/A
Permit #:
B25-00030
Status:
final
Fee:
$381
Permit Type:
Residential
Building Type:
N/A
Remove and replace wall heater in kind same location remove and replace wall heater like for like same location ( livingroom )
Valuation:
N/A
Permit #:
B25-00236
Status:
final
Fee:
$378
Permit Type:
Residential
Building Type:
N/A
Replace (2) fau in attic with heat pump fau replacing (2) 4 ton condenser like for like. install awg electrical outlet for fau
Valuation:
N/A
Permit #:
BME2500422
Status:
withdrawn
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out wall furnace/free-standing furnace to wall furnace/free-standing furnace. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,000
Permit #:
BP23-07230
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out furnace only to furnace only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,600
Permit #:
BP23-09353
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out furnace only to furnace only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,600
Permit #:
BP23-08902
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out furnace only to furnace only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
$2,600
Permit #:
BP23-08777
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
E-permit: change-out furnace only to furnace only. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. # of systems is 1
Valuation:
N/A
Permit #:
BP23-08372
Status:
final
Fee:
$183
Permit Type:
N/A
Building Type:
N/A
Quality Conservation Services Inc License info
Inactive License
| License # | 757471 |
| Status | Inactive |
| State | California |
| Type | General Building, Weatherization And Energy Conservation, Warm Air Heating, Ventilating And Air Conditioning, Plumbing |
| Business Type | Corporation |
- According to the California Contractors State License Board, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Quality Conservation Services Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Quality Conservation Services Inc, log in and update your license info in the “Edit Profile” tab.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | American Home Assurance Company |
2.5K
Permits
- Building permit records show that Quality Conservation Services Inc has worked on 2548 permitted projects.
Quality Conservation was one of the companies who was sub-contracted, I can say that I had no problem with the work. It was done on time and efficiently. Very professional, polite and did quality work.