Updated: May 29, 2026
Location and Projects
Address
21354 NORDHOFF ST 109, Chatsworth, CA, 91311
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M K Heating And Air Conditioning Inc
M K Heating And Air Conditioning Inc, 21354 Nordhoff St, Chatsworth, CA (Employees: Kari Sue Dahme, Kari Sue Dahme, and Matthew Timothy Dahme) holds a Warm Air Heating, Ventilating And Air Conditioning license and 1 other license 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 M K Heating And Air Conditioning Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
M K Heating And Air Conditioning Inc Services
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M K Heating And Air Conditioning Inc Contact Information
Phone Number: (805) 584-1100
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Address: 21354 NORDHOFF ST 109, Chatsworth, CA 91311
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M K Heating And Air Conditioning Inc Chatsworth
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
M K Heating And Air Conditioning Inc has a BuildZoom score of 113, which places them above 97% of 336,931 contractors in California.
Activity
|
46 projects
|
2025 |
|
64 projects
|
2024 |
|
68 projects
|
2023 |
Our building permit records indicate that M K Heating And Air Conditioning Inc has worked on at least
178.0 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
|
7 projects
|
Commercial Renovations |
|
153 projects
|
HVAC projects |
|
12 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that M K Heating And Air Conditioning Inc mostly works on
hvac project
and mechanical project
projects.
Pricing
|
4 projects
|
$50k-$100k |
|
2 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $108,381. 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 M K Heating And Air Conditioning Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Plan check for smoke evacuation for tenant improvement in existing high rise building. all other permit fees under #23044-90000-00957
Valuation:
N/A
Permit #:
24044-10000-14832
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Demolish supplemental air conditioning unit demolish linear diffusers new linear diffuser new exterior vav box upsize vav box new interior vav boxes new thermostats relocate thermostats replace building sensor new supply grilles with ductwork remove and re install grilles and return screens new water source heat pump
Valuation:
N/A
Permit #:
24044-90000-12486
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Disconnect existing ductwork safe off sup air conditioning unit fan powered vavs cooling only vavs relocate fan powered and cooling only vavs new supply linear diffusers t-bar supply grilles lowside ductwork volume dampers return linear diffusers t-bar return grilles transfer boots sound boots
Valuation:
N/A
Permit #:
24044-90000-04269
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Safe off low pressure ductwork downsize existing exterior zone upsize existing interior zone relocate single duct vavs relocate existing ddc thermostat sensors relocate ddc controls t-bar registers with ductwork return screens sound boots graphics update
Valuation:
N/A
Permit #:
21044-90000-28984
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Replace controls new interior vav boxes new exterior vav boxes ddc for the vav boxes new exhaust fan with line voltage thermostat t-bar supply grilles return screens exposed supply grilles sidewall grilles with sound boot ductless split systems
Valuation:
N/A
Permit #:
22044-90000-12457
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Demolish existing air conditioning unit new interior and exterior vav boxes relocate vav boxes new thermostats relocate thermostats new exhaust fan t-bar supply grilles relocate supply grilles new return screens relocate return screens
Valuation:
N/A
Permit #:
24044-90000-14169
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New interior vav box new thermostats exposed supply diffusers lowside ductwork t-bar return screens sound boots transfer grilles comply with department order effective date 11/06/2023. permit will expire 30 days from issuance date
Valuation:
N/A
Permit #:
24044-20000-06249
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
9th floor restroom remodel; 9th & 10th floor elevator lobby remodel; remove (e) interior stairway between 9th and 10th floor and infill 10th floor
Valuation:
$284,255
Permit #:
BS2304432
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial low gen
New exhaust fans with line voltage thermostats new exterior and interior vav boxes high side duct t-bar supply diffusers exposed supply diffusers lowside ductwork t-bar return screens combo smoke fire dampers sound boots
Valuation:
N/A
Permit #:
24044-90000-17267
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Disconnect ductwork upsize interior vav boxes relocate exterior and interior vav boxes new exterior vav boxes new t-bar supply grilles relocate supply grilles new linear diffuser remote cable dampers new return screens
Valuation:
N/A
Permit #:
24044-90000-13361
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove and replace vav boxes relocate vav boxes new interior and exterior vav boxes new thermostats relocate tubing for thermostats replace thermostats replace sensor new sound boots new t-bar supply and return grilles
Valuation:
N/A
Permit #:
23044-90000-23833
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Relocate water source heat pumps relocate server room unit relocate thermostats new t-bar return and supply grilles exposed supply grilles addition and relocate duct. side wall transfer grilles with sound boot linear cans
Valuation:
N/A
Permit #:
23044-90000-05605
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Recover refrigerant demolish split systems demolish water source heat pump new water source heat pumps new thermostats condensate pumps condensate drain piping exposed supply grilles t-bar supply and return grilles
Valuation:
N/A
Permit #:
23044-90000-22773
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Remove vav box new exterior vav boxes relocate interior vav box new thermostat relocate thermostats new sound boots new t-bar supply grilles new supply duct runs relocate supply and return grilles new return screens
Valuation:
N/A
Permit #:
24044-90000-07367
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
New exterior fan powered vav box cooling only vav box relocate thermostats new sound boot t-bar supply grille relocate t-bar supply grille addition and relocate duct t-bar return screen relocate t-bar return screen
Valuation:
N/A
Permit #:
24044-90000-04345
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Disconnect ductwork fan coil condenser refrigerant piping outside louver thermostat exhaust fan exhaust louver coring supply grilles crane return grilles exhaust grilles lowside ductwork relocate existing zone sensors
Valuation:
N/A
Permit #:
23044-90000-12384
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Water cooled supplemental air conditioning units hot taps condenser water piping condensate pumps condensate drain piping temperature monitoring systems btu meter thermostats supply and return grilles with ductwork
Valuation:
N/A
Permit #:
23044-90000-04563
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Unit 100 - interior non-structural tenant improvement. 3949 sf: (3) new supply grilles and (3) new return screens
Valuation:
$200,000
Permit #:
BS2106620
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
Commercial low gen
Demolish supplemental unit exhaust fan lowside ductwork relocate vav boxes new exterior vav boxes sound boots t-bar supply grilles addition and relocate duct t-bar return screens replace electric strip heaters
Valuation:
N/A
Permit #:
24044-90000-07195
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
Relocate fan coil new ceiling mounted exhaust fans side wall return grille replace side wall supply grilles new supply and return grilles new exposed ductwork transfer grille relocate thermostat new thermostat
Valuation:
N/A
Permit #:
24044-90000-05153
Status:
final
Fee:
N/A
Permit Type:
Commercial
Building Type:
N/A
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M K Heating And Air Conditioning Inc Reviews
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Verified License
BuildZoom confirmed this contractor's license
M K Heating And Air Conditioning Inc License info
Verified License
| License # | 956874 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for M K Heating And Air Conditioning Inc 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 # | 956874 |
| Status | Active |
| Business Type | Corporation |
- BuildZoom has not yet reviewed this license for verification.
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Bonded
| Bonded Agent | Wesco Insurance Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Zurich American Insurance Company |
1K
Permits
- Building permit records show that M K Heating And Air Conditioning Inc has worked on 1030 permitted projects.
M K Heating And Air Conditioning Inc Employees
KD
Kari Sue Dahme
Officer
KD
Kari Sue Dahme
Officer
MD
Matthew Timothy Dahme
Rmo / Ceo / Pres