Updated: May 16, 2026
Location and Projects
Address
18116 W 12TH, Medical Lake, WA, 99022
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Sebastian, Tony Construction
Serving Medical Lake, WA and the surrounding region, Tony Sebastian has been active in the construction industry for 28 years. With nearly three decades of experience, the company handles a range of residential projects tailored to the needs of homeowners in Medical Lake and nearby communities. Project records indicate involvement in building, remodeling, and repair work that includes both interior and exterior improvements. Tony Sebastian’s business is structured to work on jobs of various sizes, providing construction and renovation services for single-family residences. Drawing from a long tenure in the local market, the company is familiar with the building standards and requirements specific to Eastern Washington. All work is completed according to local codes and project specifications.
Sebastian, Tony Services
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Sebastian, Tony Contact Information
Phone Number: (509) 990-6304
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Address: 18116 W 12TH, Medical Lake, WA 99022
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Basement remodel remove and raise existing hydronic lines and plumbing 5 new hydronic radiators in the basement
Valuation:
N/A
Permit #:
B2506884MECH
Status:
issued
Fee:
$86
Permit Type:
Remodel
Building Type:
N/A
Tap into existing gas line for new generator being installed
Valuation:
N/A
Permit #:
B2507704MECH
Status:
issued
Fee:
$69
Permit Type:
Remodel
Building Type:
N/A
Basement remodel replace existing gas boiler with high efficiency tankless boiler. addition for radiant baseboards
Valuation:
N/A
Permit #:
B2216045MECH
Status:
final
Fee:
$52
Permit Type:
Remodel
Building Type:
N/A
Addition gas line along deck to underground line for fireplace firepit
Valuation:
N/A
Permit #:
B2509552MECH
Status:
issued
Fee:
$89
Permit Type:
Remodel
Building Type:
N/A
New pole building garage addition gas line from house to shop and new gas unit heater
Valuation:
N/A
Permit #:
B2218717MECH
Status:
final
Fee:
$52
Permit Type:
Addition
Building Type:
N/A
Install new gas fireplace gas line. misc basement remodel bathroom vent and heat vent
Valuation:
N/A
Permit #:
B2203498MECH
Status:
final
Fee:
$76
Permit Type:
Remodel
Building Type:
N/A
Addition gas line to new adu and gas fireplace heater
Valuation:
N/A
Permit #:
B2418794MECH
Status:
final
Fee:
$106
Permit Type:
New
Building Type:
N/A
Replace oil burning furnace with new gas unit
Valuation:
N/A
Permit #:
B2118097MECH
Status:
final
Fee:
$52
Permit Type:
Remodel
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
E-B2304732
Status:
issued
Fee:
$108
Permit Type:
N/A
Building Type:
Commercial
Vacant bank owned property. air test existing gas lines gas service has been off for more than a year
Valuation:
N/A
Permit #:
B1900425MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
Vacant bank repo property gas service has been off more than one year. just airtest for service reconnect
Valuation:
N/A
Permit #:
B1816203MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
Install new gas line to new gas range and install new hood vent
Valuation:
N/A
Permit #:
B1910408MECH
Status:
final
Fee:
$63
Permit Type:
Remodel
Building Type:
N/A
Install new gas furnace and gas line
Valuation:
N/A
Permit #:
B2018975MECH
Status:
final
Fee:
$52
Permit Type:
Remodel
Building Type:
N/A
Vacant property, utilities have been off for more than a year.
Valuation:
N/A
Permit #:
B1800260MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
Vacant bank owned property, utilities have been off more than one year.
Valuation:
N/A
Permit #:
B1710259MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
Underground lines to pool heater, firepit and pool house fireplace.
Valuation:
N/A
Permit #:
B1714265MECH
Status:
final
Fee:
$63
Permit Type:
Addition
Building Type:
N/A
Air test gas line, service has been off more than one year
Valuation:
N/A
Permit #:
B1715611MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
Vacant property utilities have been off for more than a year
Valuation:
N/A
Permit #:
B1800260MECH
Status:
final
Fee:
$40
Permit Type:
Remodel
Building Type:
N/A
C/o duct work & adding fixtures
Valuation:
N/A
Permit #:
BLD-2019-0781
Status:
complete
Fee:
$109
Permit Type:
N/A
Building Type:
N/A
New gas service new meter gas line to near fireplace
Valuation:
N/A
Permit #:
B1700012MECH
Status:
final
Fee:
$50
Permit Type:
Remodel
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Sebastian, Tony License info
Verified License
| License # | SEBAST*022RB |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Individual |
| Business Type | Individual |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Sebastian, Tony at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | SEBAST*022RB |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Individual |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sebastian, Tony at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | SEBAST022RB |
| Status | Active |
| State | Washington |
| Type | Construction Contractor |
| Business Type | Individual |
- When BuildZoom last verified this license, it had an expiration date of January, 2019. Check the current license status of Sebastian, Tony with the Washington State Department of Labor & Industries
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | SEBAST 022RB |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, General |
| Business Type | Individual |
- When BuildZoom last verified this license, it had an expiration date of January, 2017. Check the current license status of Sebastian, Tony with the Washington State Department of Labor & Industries
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Insured
| Insurer | Ohio Security Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indem CO |
| Bond Value | $12,000 |
155
Permits
- Building permit records show that Sebastian, Tony has worked on 155 permitted projects.
Sebastian, Tony Employees
AS
Anthony Sebastian
Owner
O
Owner
Owner
SD
Sebastian, Anthony D
Owner