Updated: Jun 14, 2026
Location and Projects
Address
1142 S DIAMOND BAR BLVD 825, Diamond Bar, CA, 91765
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Atlantic Air Conditioning Inc
Atlantic Air Conditioning Inc, 1142 S Diamond Bar Blvd, Diamond Bar, CA (Employees: David Allen Seel, Jane Chang, and Jane Chang) holds a Warm Air Heating, Ventilating And Air Conditioning license and 2 other licenses 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 Atlantic Air Conditioning Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Atlantic Air Conditioning Inc Contact Information
Phone Number: (626) 239-8189
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Address: 1142 S DIAMOND BAR BLVD 825, Diamond Bar, CA 91765
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Atlantic Air Conditioning Inc Diamond Bar
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Atlantic Air Conditioning Inc has a BuildZoom score of 104, which places them above 91% of 336,931 contractors in California.
Activity
|
12 projects
|
2025 |
|
4 projects
|
2024 |
|
4 projects
|
2023 |
Our building permit records indicate that Atlantic Air Conditioning Inc has worked on at least
20.0 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
|
20 projects
|
HVAC projects |
|
10 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Atlantic Air Conditioning Inc mostly works on
hvac project
and mechanical project
projects.
Pricing
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 Atlantic Air Conditioning Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Installation of new heat pump split system with (8) air ducts (2) receptacles (1) light fixture
Valuation:
N/A
Permit #:
B25-0137
Status:
issued
Fee:
$489
Permit Type:
N/A
Building Type:
N/A
Removal of existing heating and air conditioning system. replace with a new hvac gas heating and air conditioning system. new furnace condenser and cooling coil. no ducts or air vents were replaced. use of existing gas and electrical
Valuation:
N/A
Permit #:
22044-90000-05914
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Retrofitting air conditioning system with new air conditioning system on the roof
Valuation:
N/A
Permit #:
25044-90000-06452
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Mechanical - instl heat pumps & air handlers (2). tamper resistant cap required
Valuation:
N/A
Permit #:
H2025-0305
Status:
issued
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Replacement of existing split heat pump system using the existing ductwork
Valuation:
N/A
Permit #:
25044-90000-06866
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Code enforcement asked owner to pull a permit for this 20+ year old air conditioning system. therefore we updated the air conditioning system to meet the mechanical codes of today. the furnace is in the attic and the condenser on the roof. everything is existing from more than 20 years ago. the work performed was adding a walkway from the access to the unit sediment trap 1 clearance f... see more
Valuation:
N/A
Permit #:
21044-90000-25058
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Remove existing 4 ton gas package unit on the flat roof of a single story house with exterior ducts. replace with new 4 ton gas package unit using the existing ducts. replace 2 existing ducts that were old and damaged. use of existing electrical drain line low voltage and other ducts
Valuation:
N/A
Permit #:
21044-90000-21223
Status:
issued
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Mechanical - instl heat pumps (2). tamper resistant cap required
Valuation:
N/A
Permit #:
H2025-0012
Status:
final
Fee:
$239
Permit Type:
N/A
Building Type:
N/A
Mechanical install heat pump at rear **tamper resistant caps required & timers prohibited ** (xr2024-0593)
Valuation:
N/A
Permit #:
H2025-0591
Status:
final
Fee:
$157
Permit Type:
N/A
Building Type:
N/A
Retrofitting of air conditioning and heating equipment one the roof with new air conditioning equipment
Valuation:
N/A
Permit #:
25044-90000-06453
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Remove and replace air handler and condenser heat pump
Valuation:
N/A
Permit #:
25044-90000-04050
Status:
final
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Remove existing hvac system with ducts and replace with new hvac system with ducts
Valuation:
N/A
Permit #:
24044-90000-17573
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Upgrade existing mini split to bring to code
Valuation:
N/A
Permit #:
25044-90000-05190
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Replacement of existing hvac heating and air conditioning system with new hvac gas heating and air conditioning system. no ducts were replaced
Valuation:
N/A
Permit #:
22044-90000-05913
Status:
final
Fee:
N/A
Permit Type:
1 or 2 family dwe...
Building Type:
N/A
Mechanical install (2) heat pumps at roof deck **tamper resistant caps required & timers prohibited** (xr2023-0521)
Valuation:
N/A
Permit #:
H2024-0183
Status:
final
Fee:
$180
Permit Type:
N/A
Building Type:
N/A
Removal of existing equipment and replacement of air conditioning and heating system
Valuation:
$5,000
Permit #:
MECH-2023-00059
Status:
expired
Fee:
$85
Permit Type:
N/A
Building Type:
N/A
Remove and replace existing gas rooftop package unit with new heat pump electric package unit
Valuation:
N/A
Permit #:
24044-90000-12788
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
Replace package unit on rooftop in same location. hers required for final
Valuation:
N/A
Permit #:
Mech-22-2507
Status:
issued
Fee:
$132
Permit Type:
N/A
Building Type:
N/A
Mechanical (2) new heat pumps on ground *tamper proof cap req*
Valuation:
N/A
Permit #:
H2022-0143
Status:
final
Fee:
$172
Permit Type:
N/A
Building Type:
N/A
Replacement of 3 ton system which includes indoor fan coil and outdoor condenser. no ductwork or other work performed
Valuation:
N/A
Permit #:
20044-90000-07649
Status:
issued
Fee:
N/A
Permit Type:
Apartment
Building Type:
N/A
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BZ Score
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BZ Score
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Projects
Atlantic Air Conditioning Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
Atlantic Air Conditioning Inc License info
Verified License
| License # | 613226 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for Atlantic Air Conditioning Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 480621 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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. If this is your business, please update your license status.
Check this license's status for Atlantic Air Conditioning Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 810805 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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. If this is your business, please update your license status.
Check this license's status for Atlantic Air Conditioning Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
257
Permits
- Building permit records show that Atlantic Air Conditioning Inc has worked on 257 permitted projects.
Atlantic Air Conditioning Inc Employees
DS
David Allen Seel
Qualify Partner
JC
Jane Chang
Sole Owner
JC
Jane Chang
Rmo / Ceo / Pres
JJ
John Kevin Jordan
Sole Owner
RC
Robert Steven Chang
Officer