Updated: May 04, 2026
Location and Projects
Address
PO Box 152, Applegate, CA, 95703
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Advanced Mechanical Services
Advanced Mechanical Services, Applegate, Po Box 152, Applegate, CA (Owned by: Clyde Orff) holds a Warm Air Heating, Ventilating And Air Conditioning license and 1 other license according to the California license board.
Their BuildZoom score of 97 ranks in the top 18% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Advanced Mechanical Services, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Advanced Mechanical Services Services
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Advanced Mechanical Services Contact Information
Phone Number: (916) 588-7516
Address: PO Box 152, Applegate, CA 95703
Building Permits by Advanced Mechanical Services
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work category: 1m; new flue water heater and furnace
Valuation:
N/A
Permit #:
PMW20240610397
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; relocate water heater flue and furnace flue
Valuation:
N/A
Permit #:
PMW20201123597
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; new wall heater
Valuation:
N/A
Permit #:
PMW20210602838
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Change-out roof mount to roof mount. 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 sections r315 & r314
Valuation:
$8,940
Permit #:
RES-1723306
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
2015-11-10
Residential 4 inspections hvac change out 3 ton split system 60k btu closet/backyard
Valuation:
$3,500
Permit #:
MISR2015-07143
Status:
complete
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2014-08-21
Residential roof top 1 ton heat pump mounted on roof of garage
Valuation:
$3,500
Permit #:
MISR2014-04661
Status:
complete
Fee:
$352
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; new forced air furnace and flue
Valuation:
$0
Permit #:
PMW20151217788
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
# scanned # furnace: remove replace existing furnace with new 95% in same crawlspace location
Valuation:
N/A
Permit #:
BLD2014-00150
Status:
final
Fee:
$212
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; new furnace and flue
Valuation:
$0
Permit #:
PMW20160315896
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2010-08-31
Remove and replace hvac unit on roof seal ducts install setback digital thermostat on both sides address 6107 and 6109 templeton drive
Valuation:
$8,000
Permit #:
MISR2010-04017
Status:
final
Fee:
$309
Permit Type:
Heating air condi...
Building Type:
N/A
Work category: 1m; new furnace and water flue
Valuation:
N/A
Permit #:
PMW20140722831
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 1m; new furnace and water flue
Valuation:
$0
Permit #:
PMW20140722831
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2017-12-27
Hvac change out 3 ton split system
Valuation:
$6,539
Permit #:
MISR2017-04031
Status:
complete
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
Change-out roof mount to roof mount. 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 2013 crc sections r315 & r314
Valuation:
$5,700
Permit #:
RES-1500567
Status:
final
Fee:
$214
Permit Type:
N/A
Building Type:
Single family
Work category: 2m ; relocate existing water flue
Valuation:
N/A
Permit #:
PMW20130305092
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2013-06-19
E--hvac c/o split sys
Valuation:
$9,650
Permit #:
MISR2013-03791
Status:
complete
Fee:
$355
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; forced air furnace changeout
Valuation:
$0
Permit #:
PMW20111012100
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work category: 2m ; upgrade forced air system and new flue
Valuation:
$0
Permit #:
PMW20101115595
Status:
COMPLETED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Final inspection and correction of work covered by this permit. install new flue and furnace. amendment to permit no. 423231
Valuation:
N/A
Permit #:
429260
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Miscellaneous water heater electrical plumbing hvac mechanical solar/pv electric vehicle equip. gene
2017-01-31
Hvac change out 2.5 ton split system heat pump garage/roof
Valuation:
$5,700
Permit #:
MISR2016-05532
Status:
complete
Fee:
$365
Permit Type:
N/A
Building Type:
N/A
Advanced Mechanical Services Reviews
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Verified License
BuildZoom confirmed this contractor's license
Advanced Mechanical Services License info
Verified License
| License # | 689384 |
| 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 Advanced Mechanical Services at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 708774 |
| Status | Inactive |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| 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.
Check this license's status for Advanced Mechanical Services at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Bonded
| Bonded Agent | American Contractors Indemnity Company |
| Bond Value | $15,000 |
Insured
| Workers Comp Provider | State Compensation Insurance Fund |
71
Permits
- Building permit records show that Advanced Mechanical Services has worked on 71 permitted projects.
Advanced Mechanical Services Employees
CO
Clyde Douglas Orff
Sole Owner
CO
Clyde Orff
Owner