Updated: May 29, 2026
Location and Projects
Address
PO BOX 492752, Redding, CA, 96049
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THERMO DYNAMICS HVAC/Mechanical Contractor
THERMO DYNAMICS at PO BOX 492752, Redding, CA 96049, held a HVAC/Mechanical Contractor license (#625238) with the California contractors license board with an expiration date of 08-31-2007. We last verified the license was expired on 05-28-2026.
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.
THERMO DYNAMICS Contact Information
Phone Number: (530) 244-6900
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Address: PO BOX 492752, Redding, CA 96049
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace split havc system (furnace in hallway closet) condenser outside afue 81/seer 14 no duct work permitted. change-out split system to split system. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. carbon monoxide & smoke alarms required. reference crc sec... see more
Valuation:
$8,790
Permit #:
RES-1814925
Status:
final
Fee:
$212
Permit Type:
N/A
Building Type:
Single family
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2021-11-04
Remove and replaced split system heating and air conditioning system (like for like) 2.5 ton
Valuation:
$6,500
Permit #:
MISR2021-10254
Status:
issued
Fee:
$443
Permit Type:
N/A
Building Type:
N/A
Miscellaneous electrical plumbing mechanical solar/pv electric vehicle charger generator (not for re
2018-02-16
Residence - 1 inspection remain to final -3 inspections~replace 2.5 ton natural gas roof mount package hvac unit - 78% 13 seer
Valuation:
$4,800
Permit #:
MISR2015-02335
Status:
expired
Fee:
$733
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2018-07-13
Commercial - 2 ton split closet located hvac system - no new duct work
Valuation:
$4,300
Permit #:
MISC2017-01403
Status:
complete
Fee:
$215
Permit Type:
N/A
Building Type:
N/A
Hvac roof top package unit c/o 14seer
Valuation:
$7,400
Permit #:
2018-03301
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2008-06-10
**violation fees must be assessed and paid before inspection** nov was left on site 6/3 by smythe-permit issued 6/10 with parcel tag applied 6/3** 1.) this violation pertains to detached structure at back of parcel that is now being used as a commercial business, (thrift store). one hvac unit c/o like for like
Valuation:
$4,000
Permit #:
MISC2008-00638
Status:
triage
Fee:
$217
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2014-05-01
Residential rooftop package 13 seer air conditioning unit like for like 2.5 ton
Valuation:
$4,100
Permit #:
MISR2013-06273
Status:
complete
Fee:
$178
Permit Type:
N/A
Building Type:
N/A
Commercial - miscellaneous (water heater, electrical, plumbing, heating / air)
2010-10-25
Area: c03 william black dds hvac remove and replace (2) package ac units. like for like. (condenser coils stolen)
Valuation:
$7,500
Permit #:
MISC2010-01268
Status:
Final Processing
Fee:
$309
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2012-04-02
Heating and air change out split system
Valuation:
$5,000
Permit #:
MISR2012-01429
Status:
final
Fee:
$241
Permit Type:
Heating air condi...
Building Type:
N/A
Tenant improvement alteration apartment/condo kitchen-bath remodel electric vehicle charger
2012-09-04
Install new walk-in cooler other tenant improvement. work
Valuation:
$30,000
Permit #:
CBA2006-00625
Status:
final
Fee:
$2,066
Permit Type:
Tenant improvement
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2010-01-12
Hvac c/o like for like
Valuation:
$7,000
Permit #:
MISR2009-06368
Status:
final
Fee:
$287
Permit Type:
Heating air condi...
Building Type:
N/A
New hvac unit on roof
Valuation:
$8,500
Permit #:
11-01-058
Status:
final
Fee:
$212
Permit Type:
N/A
Building Type:
Single family
Miscellaneous electrical plumbing mechanical solar/pv electric vehicle charger generator (not for re
2009-04-10
E-hvac change out like for like split system
Valuation:
$7,000
Permit #:
MISR2009-01344
Status:
final
Fee:
$287
Permit Type:
N/A
Building Type:
N/A
C/o hvac unit (hih)
Valuation:
$5,400
Permit #:
08-06-052
Status:
final
Fee:
$298
Permit Type:
N/A
Building Type:
Single family
Hvac change out. the existing unit shall be removed. the new unit shall be placed in the same location as the existing unit and shall not exceed the size of the existing unit by more than 25%. cf-1r-alt-hvac on file: carbon monoxide & smoke alarms required. reference 2010 crc sections r315.2 & r314.2
Valuation:
$4,800
Permit #:
RES-1102226
Status:
final
Fee:
$202
Permit Type:
N/A
Building Type:
N/A
Hvac changeout package roof mount 13seer cf1r veri
Valuation:
$5,300
Permit #:
2013-02474
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
New central electric furnance - attic mount
Valuation:
$3,500
Permit #:
0603777
Status:
final
Fee:
$186
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv
2014-03-20
Commercial - heating and air split system
Valuation:
$4,985
Permit #:
MISC2014-00305
Status:
expired
Fee:
$290
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2012-07-24
Replace air conditioning hvac unit like for like
Valuation:
$3,500
Permit #:
MISR2012-04148
Status:
expired
Fee:
$218
Permit Type:
Heating air condi...
Building Type:
N/A
Miscellaneous electrical plumbing mechanical solar/pv electric vehicle charger generator (not for re
2006-10-17
Residence - hvac chge out
Valuation:
$6,600
Permit #:
MIS2006-07105
Status:
expired
Fee:
$313
Permit Type:
N/A
Building Type:
N/A
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THERMO DYNAMICS License info
Inactive License
| License # | 625238 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning, Boiler, Hot Water Heating And Steam Fitting, Refrigeration |
| 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 THERMO DYNAMICS at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 471360 |
| Status | Inactive |
| State | California |
| Type | Boiler, Hot Water Heating And Steam Fitting, Warm Air Heating, Ventilating And Air Conditioning, Refrigeration |
| 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 THERMO DYNAMICS at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 798039 |
| 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 THERMO DYNAMICS 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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- *No active license on file. If you are THERMO DYNAMICS, click “This is My Business” to update your information.
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
20
Permits
- Building permit records show that THERMO DYNAMICS has worked on 20 permitted projects.
THERMO DYNAMICS Employees
HS
Herb Allan Stewart
Rme
JK
Jack Merrill Kelso
Rme
KP
Kirsten Plate
Sole Owner
ML
Michell George L
Entity
SD
Steven Douglas Decocq
Owner
TD
Thermo Dynamics
Entity