Updated: Apr 02, 2026
Location and Projects
Address
P O BOX 5669, South San Francisco, CA, 94080
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Nelson Kent Air HVAC/Mechanical Contractor
Nelson Kent Air Inc at P O BOX 5669, South San Francisco, CA 94080, held a HVAC/Mechanical Contractor license (#111876) with the California contractors license board with an expiration date of 12-31-2024. We last verified the license was expired on 04-01-2026.
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 project planner to be easily matched to qualified, licensed professionals in your area.
Nelson Kent Air Inc Contact Information
Phone Number: (650) 583-8580
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Address: P O BOX 5669, South San Francisco, CA 94080
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Remove existing boiler and radient heating system and install new carrier (split-system heating and air conditioning system. 1 carrier furnace with cooling coil and conditioning unit
Valuation:
N/A
Permit #:
MEC91-0139
Status:
final
Fee:
$157
Permit Type:
N/A
Building Type:
N/A
Change out 1 rooftop hvac unit and 1 furnace w condesning unit
Valuation:
$0
Permit #:
PM20131115008
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace handeling air handeling unit - same size or less - e
Valuation:
$2,500
Permit #:
B13-1822
Status:
final
Fee:
$146
Permit Type:
Mechanical
Building Type:
N/A
Replace unit heater in warehouse
Valuation:
$3,000
Permit #:
B14-2016
Status:
final
Fee:
$147
Permit Type:
Mechanical
Building Type:
N/A
Change out 1 rooftop hvac unit and 1 furnace w condesning unit
Valuation:
N/A
Permit #:
PM20131115008
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installing new carrier furnace heating system. furnace in garage to an insullated duct system on roof to diffusers in each room
Valuation:
N/A
Permit #:
MEC91-0114
Status:
final
Fee:
$109
Permit Type:
N/A
Building Type:
N/A
Replace wall furnace
Valuation:
$3,000
Permit #:
B14-0473
Status:
final
Fee:
N/A
Permit Type:
Mechanical
Building Type:
N/A
Install two h.v.a.c. systems (1) one roof (1) on ground and ducts under roof overhang. smoke detectors are required
Valuation:
N/A
Permit #:
MEC92-0057
Status:
final
Fee:
$124
Permit Type:
N/A
Building Type:
N/A
Installing a complete h.v.a.c. system (carrier gas/pac) onthe roof with an insulated duct system to all rooms
Valuation:
N/A
Permit #:
MEC91-0100
Status:
final
Fee:
$122
Permit Type:
N/A
Building Type:
N/A
Installing a complete h.v.a.c. system (carrier gas/pac) on the roof with a insulating duct system to all rooms
Valuation:
N/A
Permit #:
MEC91-0102
Status:
final
Fee:
$163
Permit Type:
N/A
Building Type:
N/A
R&r (2) 4ton rooftop units (same weight)
Valuation:
$20,000
Permit #:
B11-1203
Status:
issued
Fee:
$309
Permit Type:
Mechanical
Building Type:
N/A
Reconnect 2 existing furnaces. relocate 1 furnace approx. 4 feet from original locaton. reconnect flue pipe from 1 furnace & water heater
Valuation:
N/A
Permit #:
395882
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change out unit warehouse heater
Valuation:
$2,500
Permit #:
B11-1485
Status:
issued
Fee:
$136
Permit Type:
Mechanical
Building Type:
N/A
R&r hvac unit in kind
Valuation:
$7,500
Permit #:
B11-1136
Status:
issued
Fee:
$222
Permit Type:
Mechanical
Building Type:
N/A
Replace furnace and install new cooling coil and condensing unit
Valuation:
$6,000
Permit #:
MEC2004-00078
Status:
final
Fee:
$292
Permit Type:
N/A
Building Type:
N/A
Replacing furnace/ac unit roof mounted. gas 60kbtu 36k coolant
Valuation:
$6,200
Permit #:
BLD2009-00135
Status:
final
Fee:
$251
Permit Type:
N/A
Building Type:
N/A
95.5%-60k-btu furnace replacement
Valuation:
$3,500
Permit #:
10-0933
Status:
final
Fee:
$62
Permit Type:
Furnace replaceme...
Building Type:
N/A
Replace air/cond unit-disconnect old unit-reconnect new unit
Valuation:
$0
Permit #:
E9001858
Status:
Expired
Fee:
$46
Permit Type:
N/A
Building Type:
N/A
Replace furnace in 70btu underfloor
Valuation:
$3,500
Permit #:
B11-0632
Status:
final
Fee:
$120
Permit Type:
Mechanical
Building Type:
N/A
Replace existing furnace w/carrier 70, 000 btu (model 58ctx07
Valuation:
N/A
Permit #:
BLD2004-00192
Status:
final
Fee:
$101
Permit Type:
New single family
Building Type:
N/A
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Nelson Kent Air Inc Reviews
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Nelson Kent Air Inc License info
Inactive License
| License # | 111876 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Refrigeration |
| 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 Nelson Kent Air Inc at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Nelson Kent Air Inc, click “This is My Business” to update your information.
Bonded
| Bonded Agent | Indemnity Company Of California |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | Wesco Insurance Company |
46
Permits
- Building permit records show that Nelson Kent Air Inc has worked on 46 permitted projects.
Nelson Kent Air Inc Employees
KS
Kent H Shaalman
Rmo/Ceo/Pres
SS
Scott Michael Severi
Ceo/President