Updated: May 13, 2026
Location and Projects
Address
119 STARSTONE COURT, Simi Valley, CA, 93065
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R K Mechanical
R K Mechanical, 119 Starstone Ct, Simi Valley, CA (Employees: Albert Guerra, Albert Guerra, and Darrick Lee Kauffroath) holds a Warm Air Heating, Ventilating And Air Conditioning license and 2 other licenses according to the California license board.
Their BuildZoom score of 100 ranks in the top 13% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring R K Mechanical, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
R K Mechanical Contact Information
Phone Number: (818) 968-6488
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Address: 119 STARSTONE COURT, Simi Valley, CA 93065
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Air conditioning & fau change out
Valuation:
N/A
Permit #:
19-887/000 000 MR 00
Status:
complete
Fee:
$108
Permit Type:
Mechanical work
Building Type:
Residential plann...
Air conditioning & fau change out
Valuation:
N/A
Permit #:
2019-887-MR-0-0-0
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
18-1274/000 000 MNP 00
Status:
complete
Fee:
$60
Permit Type:
Mechanical no plck
Building Type:
Residential plann...
Equipment-floor drain - number of items: 39 floor sink - number of items: 50 lavatory (water basin) - number of items: 20 water heater (com) - number of items: 3 urinal - number of items: 8 water closet (toilet) - number of items: 20 shower - number of items: 4 kitchen sink - number of items: 1 garbage disposer (com) - number of items: 1;further description: undefined
Valuation:
$548,977
Permit #:
P*1600321*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Equipment-drinking fountain - number of items: 1 kitchen sink - number of items: 1;further description: hand dig drench for drain. provide and install drain. provide and install fixtures: mop sink and hi/low drinking fountain. provide and install hot and cold water lines
Valuation:
$7,751
Permit #:
P*1600330*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Equipment-combo hvac units: rooftop - number of units: 4 fans: exhaust fans (over 1200 cfm) - number of units: 4 heating: boiler(s) - number of boilers: 2btu: 1250;further description:
Valuation:
$685,150
Permit #:
M*1600321*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Systems-gas piping to: other - description: air handling unit misc: h & c water - material: hot & cold water water service: new;equipment-;further description: undefined
Valuation:
$28,640
Permit #:
P*1603594*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Equipment-fans: exhaust fans (over 1200 cfm) - number of units: 1;further description: tie in exhaust and supply air to new chemistry lab
Valuation:
$34,531
Permit #:
M*1603594*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Equipment-air conditioning units: rooftop - number of units: 1;further description: like-for-like 5 ton downward discharge remote terminal unit replacement
Valuation:
$8,000
Permit #:
M*1507373*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Copper hot & cold water piping proivde secondary cooling for mri machine; 2 booster pumps and heat exchanger
Valuation:
$40,000
Permit #:
P*1406872*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replacae 2 110k btu furance and 7.5 ton condensing unit with standard electrical connections like for like
Valuation:
$13,800
Permit #:
M*1407501*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Supply two new vav boxes and relocate existing vava box. all associated duct and piping for vav boxes
Valuation:
$5,920
Permit #:
M*1400821*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Dwv(nhci) hc(copper) systems fixtures apliances and equipment for 3rd floor patient rooms
Valuation:
$106,870
Permit #:
P*1201449*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 2 120k btu furnaces and central air
Valuation:
$13,800
Permit #:
M*1504134*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install 1 new cooling only vav & relocate flex to newly plated grd's
Valuation:
$4,000
Permit #:
M*1403290*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Dwv(nhci) hc(copper) fixtures appliances and equipment for shell space
Valuation:
$94,000
Permit #:
P*1200868*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 2.1 btus boiler and 800k btu boiler
Valuation:
$40,587
Permit #:
M*1306294*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Venting for replacement of existing fireplace
Valuation:
$15,231
Permit #:
M*1400361*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Deno duct and addition a couple termianl boxes
Valuation:
$32,400
Permit #:
M*1306020*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install one new sink & copper domestic water piping
Valuation:
$4,800
Permit #:
P*1400821*1
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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R K Mechanical Reviews
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Verified License
BuildZoom confirmed this contractor's license
R K Mechanical License info
Verified License
| License # | 916208 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for R K Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 768021 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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 R K Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 684418 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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 R K Mechanical at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Hartford Underwriters Insurance Company |
23
Permits
- Building permit records show that R K Mechanical has worked on 23 permitted projects.
R K Mechanical Employees
AG
Albert Guerra
General Partner
AG
Albert Guerra
General Partner
DK
Darrick Lee Kauffroath
Sole Owner
RK
Raymond John Komoorian
Sole Owner