Updated: Apr 19, 2026
Location and Projects
Address
9849 17TH AVE SW PMB #360, Seattle, WA, 98106
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Joanis Mechanical Llc
Joanis Mechanical Llc, 9849-17 Th Ave SW, Seattle, WA (Owned by: Joanis, Damon Joseph) holds a Construction Contractor, Heating/Vent/Air Conditioning And Refrig (Hvac/R) license and 1 other license according to the Tukwila license board.
Their BuildZoom score of 97 ranks in the top 18% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Joanis Mechanical Llc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Joanis Mechanical Llc Contact Information
Phone Number: (206) 446-7927
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Address: 9849 17TH AVE SW PMB #360, Seattle, WA 98106
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Building Permits by Joanis Mechanical Llc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Mechanical installation of fujitsu ductless system hrv system exhaust fans with associated ducting
Valuation:
$8,000
Permit #:
6802161-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of fujitsu ductless system hrv system and exhaust fans with associated ducting
Valuation:
$8,000
Permit #:
6802160-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of fujitsu ductless system hrv system exhaust fans and associated ducting
Valuation:
$8,000
Permit #:
6802166-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of fujitsu ductless system hrv system exhaust fan and associated ducting
Valuation:
$8,000
Permit #:
6802164-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of ductless heat pump system and hrv ventilation
Valuation:
$40,000
Permit #:
6789983-ME
Status:
issued
Fee:
$995
Permit Type:
N/A
Building Type:
Multifamily
Mechanical installation of ductless heat pump system exhaust fans hrv and ducting
Valuation:
$10,000
Permit #:
6765766-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of ductless heat pump system exhaust fans hrv and ducting
Valuation:
$10,000
Permit #:
6765764-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of refrigeration piping for ductless system
Valuation:
$8,000
Permit #:
6802167-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of refrigeration piping for ductless system
Valuation:
$8,000
Permit #:
6802162-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of refrigeration piping for ductless system
Valuation:
$8,000
Permit #:
6802165-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of refrigeration lines for heat pump
Valuation:
$5,000
Permit #:
6777739-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of ductless heat pump systems
Valuation:
$25,000
Permit #:
6740462-RF
Status:
complete
Fee:
$349
Permit Type:
N/A
Building Type:
Multifamily
Mechanical installation of (2) ductless heat pump sytems (2) hrv's (2) dryer ducts (7) exhaust fans
Valuation:
N/A
Permit #:
6719279-FR
Status:
complete
Fee:
$296
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of split system heat pump with ducting
Valuation:
$8,000
Permit #:
6777738-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of (2) ductless heat pump systems to serve single family home
Valuation:
$10,000
Permit #:
6718955-RF
Status:
complete
Fee:
$210
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration refrigeration piping for ductless system
Valuation:
$8,000
Permit #:
6802163-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of ductless heat pump system
Valuation:
$10,000
Permit #:
6789158-RF
Status:
issued
Fee:
$349
Permit Type:
N/A
Building Type:
Multifamily
Refrigeration installation of ductless heat pump system
Valuation:
$10,000
Permit #:
6765767-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Refrigeration installation of ductless heat pump system
Valuation:
$10,000
Permit #:
6765765-RF
Status:
issued
Fee:
$140
Permit Type:
N/A
Building Type:
Single family/duplex
Mechanical installation of ductless heat pump system exhaust fans hrv and ducting
Valuation:
$10,000
Permit #:
6761909-FR
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
Single family/duplex
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Verified License
BuildZoom confirmed this contractor's license
Joanis Mechanical Llc License info
Verified License
| License # | JOANIML891D3 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Heating/Vent/Air Conditioning And Refrig (Hvac/R) |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Joanis Mechanical Llc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | JOANIML891D3 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Joanis Mechanical Llc at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
97
BuildZoom Score
Insured
| Insurer | Federated Mutual Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Farmland Mutual Insurance Company |
| Bond Value | $6,000 |
44
Permits
- Building permit records show that Joanis Mechanical Llc has worked on 44 permitted projects.
Joanis Mechanical Llc Employees
DJ
Damon Joanis
Partner/Member
DH
Derik Herring
Partner/Member
JJ
Joanis, Damon Joseph
Owner