Updated: May 01, 2026
Location and Projects
Address
517 STIRLING COURT, Discovery Bay, CA, 94505
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Walker Heating & Air Conditioning
Walker Heating & Air Conditioning, 517 Stirling Ct, Discovery Bay, CA (Employees: Edward Leon, Edward Leon, and Randall Lee Walker) holds a Warm Air Heating, Ventilating And Air Conditioning, General Building license and 2 other licenses according to the California license board.
Their BuildZoom score of 113 ranks in the top 3% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Walker Heating & Air Conditioning, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Walker Heating & Air Conditioning Services
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Walker Heating & Air Conditioning Contact Information
Phone Number: (925) 315-1468
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Address: 517 STIRLING COURT, Discovery Bay, CA 94505
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Walker Heating & Air Conditioning Discovery Bay
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Walker Heating & Air Conditioning has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
4 projects
|
2025 |
|
4 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Walker Heating & Air Conditioning has worked on at least
13.0 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
|
13 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Walker Heating & Air Conditioning mostly works on
hvac project
projects.
Pricing
|
1 project
|
< $5k |
|
5 projects
|
$5k-$20k |
|
4 projects
|
$20k-$50k |
The typical size of their permits is approximately $15,421. 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 Walker Heating & Air Conditioning
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace furnace & air conditioning. 96% afue 5ton 80k btu 14 seer. furnace located in the hallway closet. air conditioning is located left side of house
Valuation:
$12,500
Permit #:
B24-3598
Status:
final
Fee:
$252
Permit Type:
N/A
Building Type:
N/A
Aa: change-out wall furnace/free-standing furnace to a wall furnace/free-standing furnace. # of systems is 1
Valuation:
$5,000
Permit #:
BP24-07389
Status:
final
Fee:
$184
Permit Type:
N/A
Building Type:
N/A
Replace existing furnace and air conditioner **require hers report at final inspection no cf1r provided climate zone 12** dnsilva
Valuation:
$11,000
Permit #:
BIM22-011765
Status:
final
Fee:
$521
Permit Type:
N/A
Building Type:
N/A
Replace 2 heaters and air conditioners 2 96% efficient furnaces and 2 18 seer air conditioners **hers report maybe required at final. ** fabdul-rahman
Valuation:
$30,000
Permit #:
BIM23-012677
Status:
final
Fee:
$945
Permit Type:
N/A
Building Type:
N/A
Replace existing hvac system and ducting **hers report required at final. fabdul-rahman**
Valuation:
N/A
Permit #:
BIM22-003528
Status:
final
Fee:
$810
Permit Type:
N/A
Building Type:
N/A
Kitchen remodel new columns replace 3 windows remove window reframe wall
Valuation:
$70,000
Permit #:
B22-2126
Status:
final
Fee:
$3,268
Permit Type:
N/A
Building Type:
N/A
Taking off comparable roof. repairing plywood metal flashing and gutters
Valuation:
$10,000
Permit #:
RW22-0275
Status:
final
Fee:
$255
Permit Type:
N/A
Building Type:
N/A
Replace package unit on side of home replace split air conditioner **hers report required at final inspection**
Valuation:
N/A
Permit #:
BIM21-011998
Status:
final
Fee:
$642
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioner replace ductless split system **hers report required at final inspection**
Valuation:
N/A
Permit #:
BIM21-011860
Status:
final
Fee:
$786
Permit Type:
N/A
Building Type:
N/A
Replace furnace and air conditioner
Valuation:
$16,569
Permit #:
BIM23-000811
Status:
final
Fee:
$666
Permit Type:
N/A
Building Type:
N/A
14.28 kw roof mounted photovoltaic system 42 modules on detached adu
Valuation:
N/A
Permit #:
B21-2287
Status:
final
Fee:
N/A
Permit Type:
Solar
Building Type:
N/A
Install (25) roof mounted solar photovoltaic panels with (1) inverter. install new 100a solar-ready main service panel. (8 kw)
Valuation:
$23,000
Permit #:
PV200327
Status:
final
Fee:
$636
Permit Type:
Add/alter single ...
Building Type:
N/A
Installing 32 jinko solar panels on comparable roof. upgrade existing panel to 125 amps
Valuation:
N/A
Permit #:
BIPVR21-003200
Status:
final
Fee:
$412
Permit Type:
N/A
Building Type:
N/A
Installation of 2 mult zone ductless split hvac systems
Valuation:
N/A
Permit #:
PM20241104826
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
We are replacing front side vinyl siding with cement board siding
Valuation:
$7,500
Permit #:
BW23-0394
Status:
final
Fee:
$850
Permit Type:
N/A
Building Type:
N/A
New sub-panel and addition new outlets
Valuation:
$5,000
Permit #:
BLD2024-01742
Status:
complete
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Reroof class a with new sheeting
Valuation:
$45,600
Permit #:
RW23-0249
Status:
final
Fee:
$603
Permit Type:
N/A
Building Type:
N/A
Alteration to a single family residence for installation of a photovoltaic solar; photovoltaic system size: 6.96 kw dc; (16) photovoltaic modules: hyundai hin-t435nf; (16) inverter(s): enphase iq8a-72-2-us; main panel upgrade/changeout: no
Valuation:
$38,220
Permit #:
BPA2025-02769
Status:
filed
Fee:
N/A
Permit Type:
Alteration
Building Type:
N/A
(re) - electrical - 1 & 2 unit residential (building)
2019-03-12
Install dedicated circuit related to installing new furnace for single family dwelling
Valuation:
N/A
Permit #:
RE1900640
Status:
final
Fee:
$207
Permit Type:
N/A
Building Type:
N/A
Install nema 14-50 outlet in garage
Valuation:
$200
Permit #:
BLD2024-01497
Status:
final
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
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Walker Heating & Air Conditioning Reviews
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Verified License
BuildZoom confirmed this contractor's license
Walker Heating & Air Conditioning License info
Verified License
| License # | 1013009 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, General Building |
| Business Type | Sole Ownership, Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Walker Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 1013009 |
| Status | Active |
| Town | Atherton |
| Type | Contractor, Electrical |
| Business Type | Sole Ownership, Corporation |
- When BuildZoom last verified this license, it had an expiration date of April, 2018. Check the current license status of Walker Heating & Air Conditioning with the The Town of Atherton, CA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1007028 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership, 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. If this is your business, please update your license status.
Check this license's status for Walker Heating & Air Conditioning at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | Suretec Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Norguard Insurance Company |
47
Permits
- Building permit records show that Walker Heating & Air Conditioning has worked on 47 permitted projects.
Walker Heating & Air Conditioning Employees
EL
Edward Leon
Rmo
EL
Edward Leon
Rmo
RW
Randall Lee Walker
Sole Owner