Updated: May 12, 2026
Location and Projects
Address
14027 Interurban Ave S, Seattle, WA, 98168
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Greenwood Heating & A/C
Greenwood Heating & A/C, 14027 Interurban Ave S, Seattle, WA (Owned by: Porter, Michael K) holds a Contractor license and 18 other licenses according to the Marysville license board.
Their BuildZoom score of 114 ranks in the top 2% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Greenwood Heating & A/C, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Greenwood Heating & A/C Contact Information
Phone Number: (206) 784-1818
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Address: 14027 Interurban Ave S, Seattle, WA 98168
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Greenwood Heating & A/C Seattle
Quality
114
98th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Greenwood Heating & A/C has a BuildZoom score of 114, which places them above 98% of 128,670 contractors in Washington.
Activity
|
4 projects
|
2026 |
|
716 projects
|
2025 |
|
1769 projects
|
2024 |
|
1851 projects
|
2023 |
Our building permit records indicate that Greenwood Heating & A/C has worked on at least
4340.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
435 projects
|
New Constructions |
|
29 projects
|
Home Additions |
|
3940 projects
|
HVAC projects |
|
1453 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Greenwood Heating & A/C mostly works on
hvac project
and mechanical project
projects.
Pricing
|
1632 projects
|
< $5k |
|
1818 projects
|
$5k-$20k |
|
83 projects
|
$20k-$50k |
The typical size of their permits is approximately $6,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Greenwood Heating & A/C
This is a sample of this contractor's permits. Click here to access their complete permit history.
Type: electrical single family class: alteration to structure or system reid-installing (1)receptacle - circuit; adding or altering circuits - aluminum to copper;
Valuation:
N/A
Permit #:
ESF25-04178
Status:
issued
Fee:
$245
Permit Type:
N/A
Building Type:
N/A
Don mcglothlen mechanical a (multifamily residential) (repair or replacement) project involving 1 air handler 10 000 cfm or less 1 heat pump ductwork does not penetrate fire rated walls ceilings or floors the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00265
Status:
final
Fee:
$602
Permit Type:
N/A
Building Type:
N/A
Taylor mechanical a (multifamily residential) (alteration) project involving 1 air handler 10 000 cfm or less 1 heat pump the work does not involve ventilation for a nail or hair salon the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00142
Status:
final
Fee:
$490
Permit Type:
N/A
Building Type:
N/A
Type: mechanical multifamily class: alteration to structure or system dootson (unit 308): replace gas furnace convert hot water tank to tankless water heater in laundry/utility closet. reconnect to existing gas pipe. located on the 3rd floor. replace air conditioning in parking garage bottom floor
Valuation:
N/A
Permit #:
MMF25-01508
Status:
issued
Fee:
$989
Permit Type:
N/A
Building Type:
N/A
Mechanical-furnace **basement**
Valuation:
N/A
Permit #:
BLD2025-0209
Status:
issued
Fee:
$148
Permit Type:
N/A
Building Type:
N/A
Jaxon louie mechanical a (nonresidential) (repair or replacement) project involving 1 furnace 100 000 btu or less the work does not involve ventilation for a nail or hair salon the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00002
Status:
issued
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Bill kammerer mechanical a (multifamily residential) (repair or replacement) project involving 1 air conditioner the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00211
Status:
final
Fee:
$222
Permit Type:
N/A
Building Type:
N/A
Mary ann sheldon mechanical a (multifamily residential) (alteration) project involving 1 ductless heat pump the work does not involve ventilation for a nail or hair salon the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00442
Status:
final
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Mcclenathan mechanical a (multifamily residential) (alteration) project involving 1 ductless heat pump the work does not involve ventilation for a nail or hair salon the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00435
Status:
final
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Kim mechanical a (multifamily residential) (alteration) project involving 1 ductless heat pump the work does not involve ventilation for a nail or hair salon the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00432
Status:
final
Fee:
$334
Permit Type:
N/A
Building Type:
N/A
Verdon mechanical a (multifamily residential) (alteration) project involving 1 ductless heat pump the work does not involve ventilation for a nail or hair salon the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00294
Status:
final
Fee:
$401
Permit Type:
N/A
Building Type:
N/A
Type: mechanical single family class: replacement chandra residence: replace air handler convert water tank to tankless with gas pipe. replace heat pump. ([1] gas - water heater; [1] gas piping outlets - mech; [1] furnace; [1] heat pump)
Valuation:
N/A
Permit #:
MSF25-07582
Status:
issued
Fee:
$458
Permit Type:
N/A
Building Type:
N/A
Nancy beckham mechanical a (multifamily residential) (repair or replacement) project involving 1 furnace 1 air conditioner the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00355
Status:
final
Fee:
$378
Permit Type:
N/A
Building Type:
N/A
Project name: replace 1 gas water heater 1 air handler 1 heat pump
Valuation:
N/A
Permit #:
MEC25-0133
Status:
issued
Fee:
$380
Permit Type:
N/A
Building Type:
N/A
Chloe westgate kotran mechanical a (multifamily residential) (repair or replacement) project involving 1 air conditioner the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00497
Status:
issued
Fee:
$266
Permit Type:
N/A
Building Type:
N/A
Parmar mechanical a (multifamily residential) (repair or replacement) project involving 1 furnace 100 000 btu or less the work does not involve ductwork the work does not involve ducts and diffusers the work does not involve diffusers
Valuation:
N/A
Permit #:
MEC25-00477
Status:
final
Fee:
$154
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 2 total number of appliances being added or altered single family dwelling 1 furnace 1 air conditioner
Valuation:
N/A
Permit #:
MEC25-0381
Status:
final
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
Project name: sf repair or replace air conditioning. and furnace
Valuation:
N/A
Permit #:
MEC25-0294
Status:
issued
Fee:
$363
Permit Type:
N/A
Building Type:
N/A
Project name: mechanical a (single family residential) (repair or replacement) project involving 1 water heater - gas 60 gallons or more 1 furnace 100 000 btu or less 1 air conditioner
Valuation:
N/A
Permit #:
MECH25-036
Status:
issued
Fee:
$162
Permit Type:
N/A
Building Type:
N/A
Mechanical a (single family residential) (repair or replacement) project involving 2 total number of appliances being added or altered single family dwelling 1 furnace 1 air conditioner
Valuation:
N/A
Permit #:
MEC25-0206
Status:
final
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Greenwood Heating & A/C License info
Verified License
| License # | GREENHH771OM |
| Status | Active |
| City | Marysville |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Greenwood Heating & A/C at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | GREENHH775OH |
| Status | Active |
| City | Marysville |
| Type | Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Greenwood Heating & A/C at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | GREENHH7756H |
| Status | Active |
| City | Tukwila |
| Type | Electrical Contractor, Hvac/Rfrg |
| Class | Corporation |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Greenwood Heating & A/C with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | GREENHH775OH |
| Status | Active |
| City | Tukwila |
| Type | Electrical Contractor, Residential |
| Class | Corporation |
| Business Type | Corporation |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of Greenwood Heating & A/C with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | GREENHH7716M |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | GREENHH771OM |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | GREENHH7756H |
| Status | Active |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | GREENHH775OH |
| Status | Active |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHC785RN |
| Status | Inactive |
| City | Tukwila |
| Type | Plumbing Contractor, Residential |
| Class | Corporation |
| Business Type | Corporation |
- According to the The City of Tukwila, WA, 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 Greenwood Heating & A/C at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHC793PD |
| Status | Inactive |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Corporation |
| Business Type | Corporation |
- According to the The City of Tukwila, WA, 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 Greenwood Heating & A/C at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHA922D7 |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
| Business Type | Corporation |
- According to the The City of Marysville, Washington, 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 Greenwood Heating & A/C at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHA922D7 |
| Status | Inactive |
| City | Tukwila |
| Type | Electrical Contractor, Hvac/Rfrg |
| Class | Corporation |
| Business Type | Corporation |
- According to the The City of Tukwila, WA, 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 Greenwood Heating & A/C at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHC849OT |
| Status | Inactive |
| City | Tukwila |
| Type | Electrical Contractor, Residential |
| Class | Corporation |
| Business Type | Corporation |
- According to the The City of Tukwila, WA, 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 Greenwood Heating & A/C at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHA922U7 |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHA922U7 |
| Status | Inactive |
| City | Marysville |
| Type | Contractor |
| Business Type | Corporation |
- According to the The City of Marysville, Washington, 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 Greenwood Heating & A/C at the The City of Marysville, Washington.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHA922D7 |
| Status | Inactive |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHC785RN |
| Status | Inactive |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHC793PD |
| Status | Inactive |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | GREENHC849OT |
| Status | Inactive |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Corporation |
- According to the Washington State Department of Labor & Industries, 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 Greenwood Heating & A/C at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
114
BuildZoom Score
Insured
| Insurer | Federated Mutual Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Federated Mutual Ins Co |
| Bond Value | $12,000 |
15.1K
Permits
- Building permit records show that Greenwood Heating & A/C has worked on 15069 permitted projects.
Greenwood Heating & A/C Employees
KP
Kelley Porter
Vice President
MP
Michael Porter
President
PM
Porter, Michael
Owner
PK
Porter, Michael K
Owner
PK
Porter, Michael Kerry
Owner