Updated: Jun 14, 2026
Location and Projects
Address
10305 VASSAR AVENUE, Chatsworth, CA, 91311
Use our bidding system to
request a quote
Gruenfelder Leslie W HVAC/Mechanical Contractor
Gruenfelder Leslie W at 10305 VASSAR AVENUE, Chatsworth, CA 91311, held a HVAC/Mechanical Contractor license (#458448) with the California contractors license board with an expiration date of 07-31-1998. We last verified the license was expired on 06-13-2026.
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 bidding system to be easily matched to qualified, licensed professionals in your area.
Gruenfelder Leslie W Contact Information
Phone Number: (818) 772-4288
Edit
Address: 10305 VASSAR AVENUE, Chatsworth, CA 91311
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
This is a sample of this contractor's permits. Click here to access their complete permit history.
Lower air conditioning ducts to new ceiling building permit #92003552
Valuation:
N/A
Permit #:
92003679
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Vent charbroiler and relocatecondensing unit
Valuation:
N/A
Permit #:
87002455
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
1-story single-family w/attached garage
Valuation:
N/A
Permit #:
C8900405
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Tenant improvement. cappella films-a/c duct- work
Valuation:
N/A
Permit #:
91003541
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New single family residence w/gar
Valuation:
N/A
Permit #:
88003949
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical permit
Me - addition eight bathroom vents
Valuation:
N/A
Permit #:
ME100089
Status:
final
Fee:
N/A
Permit Type:
Mechanical permit
Building Type:
N/A
Install 2 ton heat pump
Valuation:
N/A
Permit #:
86000776
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change out air handler
Valuation:
N/A
Permit #:
90003653
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Remodel guest house
Valuation:
N/A
Permit #:
89003943
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$40,640
Permit #:
91-3897/000 000 M 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$1,474
Permit Type:
Mechanical-heatin...
Building Type:
N/A
New residence
Valuation:
N/A
Permit #:
88002017
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Hvac work
Valuation:
N/A
Permit #:
86000114
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$21,840
Permit #:
91-3710/000 000 MR 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$545
Permit Type:
Mechanical-heatin...
Building Type:
N/A
No Description Available
Valuation:
$23,360
Permit #:
91-1969/000 000 MR 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$679
Permit Type:
Mechanical-heatin...
Building Type:
N/A
No Description Available
Valuation:
$15,800
Permit #:
91-1176/000 000 MR 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$410
Permit Type:
Mechanical-heatin...
Building Type:
N/A
No Description Available
Valuation:
$12,640
Permit #:
91-4276/000 000 MR 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$429
Permit Type:
Mechanical-heatin...
Building Type:
N/A
No Description Available
Valuation:
$9,600
Permit #:
91-3711/000 000 MR 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$298
Permit Type:
Mechanical-heatin...
Building Type:
N/A
No Description Available
Valuation:
$9,050
Permit #:
91-2484/000 000 MR 00
Status:
FINAL INSPECTION COMPLETE
Fee:
$274
Permit Type:
Mechanical-heatin...
Building Type:
N/A
Similar Contractors See more
142
BZ Score
$6K
Avg Project
-
Projects
138
BZ Score
-
Avg Project
-
Projects
146
BZ Score
$9.2K
Avg Project
-
Projects
Gruenfelder Leslie W Reviews
BuildZoom hasn't received any reviews for Gruenfelder Leslie W. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Let us find you an HVAC pro in your area today
We'll search our vast network of HVAC Pros and connect
you with one that meets your needs today.
Gruenfelder Leslie W License info
Inactive License
| License # | 458448 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Sheet Metal |
| Business Type | Sole Ownership |
- 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 Gruenfelder Leslie W at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 208150 |
| Status | Inactive |
| State | California |
| Type | Sheet Metal |
| Business Type | Sole Ownership |
- 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 Gruenfelder Leslie W 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 Gruenfelder Leslie W, click “This is My Business” to update your information.
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $5,000 |
12
Permits
- Building permit records show that Gruenfelder Leslie W has worked on 12 permitted projects.
Gruenfelder Leslie W Employees
GP
Gail Paschal
Officer
GP
Gail Paschal
Officer
KP
Kenneth W Paschal
Rmo / Ceo / Pres
LG
L W Gruenfelder
Sole Owner