How many projects has Thermatech Northwest Inc undertaken?

Thermatech Northwest Inc has pulled 13.0 building permits since 2000.

Does Thermatech Northwest Inc carry a valid contracting license?

Thermatech Northwest Inc currently holds license THERMNI044NT, NAT-71658-3, NAT-71658-2 (Construction Contractor, General, Renovation, Evaluation (Dust Sampling Technician)), which was Active when we last checked.

Thermatech Northwest Inc

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Updated: Mar 29, 2026

Thermatech Northwest Construction

With over 19 years in business, Thermatech Northwest, Inc., is a leading contractor of environmental remediation and demolition services specializing in mold remediation, lead paint abatement, asbestos abatement and healthcare infection controls that play an Important part in keeping people healthy and our planet safe.

Thermatech Northwest’s remediation and abatement services make homes and businesses safer, air cleaner, water more pure and earth less contaminated—they are a vital process in the decontamination and renewing of infrastructure around Puget Sound.

Based in Lakewood, Washington, Thermatech Northwest provides remediation and demolition services to Western Washington homes and businesses, with projects all over the greater Seattle and Tacoma region, staffed by up to 50 employees who are driven by a passion for success, quality, efficiency and respect for the environment.

As a family and Woman Owned Business located in Lakewood, Washington, Thermatech Northwest is led and guided by its strong values and principles that have been handed down from the founder Sandra Guiley Since our beginning in 1996, we have taken great pride in our values that make us not just another hazardous waste remover, but the company our customers and competitors look upon as a leader.

From BuildZoom: Thermatech Northwest Inc, 10312 Sales Rd S, Lakewood, WA (Employees: Guiley, James D and Guiley, Sandra Laurane) holds a Construction Contractor, General license and 3 other licenses according to the Tukwila license board.

Their BuildZoom score of 103 ranks in the top 10% of 128,670 Washington licensed contractors.

Their license was verified as active when we last checked. If you are thinking of hiring Thermatech Northwest Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.

Building Permits by Thermatech Northwest Inc

Sort by: Notable Notable | Date Date | Job Value Job Value

This is a sample of this contractor's permits. Click here to access their complete permit history.

Tenant improvement

13808 NE 12th St, Bellevue, WA, 98005

2024-07-02

Fire damage repair of existing building. work includes replacement of fire damaged materials and associated repairs as indicated. damaged materials include interior wall finishes wall insulation wood wall framing interior ceiling finishes roof framing roofing and incidental components

Valuation:

N/A

Permit #:

23 123247 BZ

Status:

final

Fee:

$4,794

Permit Type:

N/A

Building Type:

N/A

Demolition permit

1232 164th St SW, Lynnwood, WA, 98087

2022-11-10

No Description Available

Valuation:

N/A

Permit #:

22116659DEMO

Status:

final

Fee:

$530

Permit Type:

N/A

Building Type:

N/A

Demolition permit

4625 40th Pl NE, Everett, WA, 98201

2019-12-05

Expiration date extended 120 days per emergency ordinance 20-027

Valuation:

N/A

Permit #:

19118132DEMO

Status:

issued

Fee:

$192

Permit Type:

N/A

Building Type:

N/A

Residential demolition

6001 S Alder St, Tacoma, WA, 98409

2020-06-23

Garage demolition. call 253-591-5760 to schedule final inspection

Valuation:

$8,133

Permit #:

DEMOR20-0022

Status:

final

Fee:

$176

Permit Type:

N/A

Building Type:

N/A

Fire

1015 24th St NE, Auburn, WA, 98002

2015-10-01

Cascade middle school: ust tank decommission

Valuation:

N/A

Permit #:

FIR15-0132

Status:

final

Fee:

N/A

Permit Type:

Fuel storage tanks

Building Type:

N/A

Demolition

501 Delta Ave, Marysville, WA, 98270

2015-10-07

S w sisco addition to marysville blk 6 l1

Valuation:

N/A

Permit #:

D14-0016

Status:

final

Fee:

N/A

Permit Type:

Residential

Building Type:

N/A

Demolition and/or removal of structure - commercial

24283 NW Seabeck Holly Rd, Seabeck, WA, 98380

2023-01-25

No Description Available

Valuation:

N/A

Permit #:

23-00326

Status:

expired

Fee:

$264

Permit Type:

N/A

Building Type:

Commercial

Commercial demolition

15102 122nd Ave E, Puyallup, WA, 98374

2011-08-05

Demolish two portable classrooms (#37 and #38) for pope elementary

Valuation:

Permit #:

713977

Status:

Final

Fee:

$205

Permit Type:

N/A

Building Type:

Por

Demolition permit

4625 40th Pl NE, Everett, WA, 98201

2019-06-05

No Description Available

Valuation:

N/A

Permit #:

19106012DEMO

Status:

final

Fee:

$540

Permit Type:

N/A

Building Type:

N/A

Residential - demolition

1364 S John St, Camano Island, WA, 98282

2019-02-28

No Description Available

Valuation:

N/A

Permit #:

19-0252

Status:

complete

Fee:

N/A

Permit Type:

N/A

Building Type:

Residential

Converted legacy permits

321 S Meridian, Puyallup, WA, 98371

2008-04-15

Demolish - office building for city hall project

Valuation:

Permit #:

561.75

Status:

final

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

Converted legacy permits

321 S Meridian, Puyallup, WA, 98371

2008-04-15

Demolish - office building for city hall project

Valuation:

Permit #:

Z-00-9878

Status:

final

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

Sewer plan review application

10312 Sales Rd S, Lakewood, WA, 98499

2000-10-19

Request pretreatment review for change of occupancy

Valuation:

Permit #:

311043

Status:

Final

Fee:

$50

Permit Type:

N/A

Building Type:

N/A

Demolish single family residence

8221 27th St W, Tacoma, WA, 98466

2009-05-09

Demolition of a single-family residence

Valuation:

N/A

Permit #:

DEM08-0019

Status:

final

Fee:

N/A

Permit Type:

N/A

Building Type:

N/A

Demolition inspection

9633 16th Ave SW, Seattle, WA, 98106

2022-02-08

Demolition of fire damaged commercial building

Valuation:

N/A

Permit #:

DEMO22-0011

Status:

complete

Fee:

$740

Permit Type:

N/A

Building Type:

N/A

Verified License

License #	THERMNI044NT
Status	Active
City	Tukwila
Type	Construction Contractor, General
Class	Corporation
Business Type	Corporation

BuildZoom verified this license was active as of March 2026.

Verify this license's status for Thermatech Northwest Inc at the The City of Tukwila, WA.

This is a sample of licensing data; click here to access a complete history.

Verified License

License #	THERMNI044NT
Status	Active
State	Washington
Type	Construction Contractor, Construction Contractor
Business Type	Corporation

BuildZoom verified this license was active as of March 2026.

Verify this license's status for Thermatech Northwest Inc 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 #	NAT-71658-3
Status	Inactive
Nation	Environmental Protection Agency
Type	Renovation, Evaluation (Dust Sampling Technician)
Business Type	Corporation

According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.

Check this license's status for Thermatech Northwest Inc at the United States Environmental Protection Agency.

This is a sample of licensing data; click here to access a complete history.

Inactive License

License #	NAT-71658-2
Status	Inactive
Nation	Environmental Protection Agency
Type	Evaluation (Dust Sampling Technician), Renovation
Business Type	Corporation

According to the United States Environmental Protection Agency, the status of this license was at one point cancelled. However, this information may have changed.

Check this license's status for Thermatech Northwest Inc at the United States Environmental Protection Agency.

This is a sample of licensing data; click here to access a complete history.

103

BuildZoom Score

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Insured

Insurer	Guideone National Insurance Co
Insured up to	$1,000,000

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Bonded

Bonded Agent	Darwin National Assurance Company
Bond Value	$12,000

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13

Permits

Building permit records show that Thermatech Northwest Inc has worked on 13 permitted projects.

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Thermatech Northwest

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