WABO Qualified Welder Testing Agencies

Western Washington Locations

AeroWelding, LLC


10414 172nd Ave SE
Renton, WA 98059
206-228-0161

Airgas Advanced Fab. Tech
 *No Public Testing

4401 Airport Way S
Seattle, WA 98108
206-455-1863

B & B Fabricators


7301 197th Place NE
Arlington, WA 98223
360-474-0156

Bates Technical College



2201 South 78th Street
Tacoma, WA 98409
253-680-7454

Bellingham Technical College



3028 Lindbergh Ave
Bellingham, WA 98225
360-752-8346

Puget Sound Employers/Boilermakers 104
*NO EXAMINER AT THIS TIME

6770 East Marginal Way South
Seattle, WA 98102
425-931-3223

Centralia College


600 Centralia College Blvd
Centralia, WA 98531
360-736-9391 Ext. 202

CG Weld Tech
*Saturday Testing Available

225 Reserve Street, Unit 101
Vancouver, WA 98661
360-241-0534

Clark College


1933 Fort Vancouver Way, Jsh211
Vancouver, WA 98663
360-992-2359
[email protected]

Clover Park Technical College
*NO EXAMINER AT THIS TIME

4500 Steilacoom Blvd SW
Lakewood, WA 98499
253-589-5641

Everett Community College
*Student Only Testing

2000 Tower Street
Everett, WA 98201
425-388-9570
[email protected]

Farwest Fabrication
*No Public Testing

5521 184th St E 
Puyallup, WA 98375
253-847-2800

Grays Harbor College
*No Public Testing

1620 Edward P Smith Drive
Aberdeen, WA 98520
360-538-4125

Lake Washington Institute of Technology

11605 132nd Ave NE
Kirkland, WA 98034
425-739-8378
[email protected]

Lower Columbia College


PO Box 3010
Longview, WA 98632
360-442-2740

Mistras Group, Inc.
*Testing 1st & 3rd Fridays Only

2693 Delta Ring Road, Unit 4
Ferndale, WA 98248
360-650-9151
360-393-9517 (Text or Call)
[email protected]

NWCI - Burlington
*No Public
 Testing

1387 Pacific Drive STE D
Burlington, WA 98233
360-428-2933

NWCI - Dupont
*No Public Testing

2575 Williamson Place 
Dupont, WA 98327
253-393-6275

NWCI - Kent
*No Public Testing

20424 72nd Ave S
Kent, WA 98032
253-437-5235

Olympic College


1600 Chester Ave
Bremerton, WA 98337
360-475-7312

PNW Ironworkers - Bates  #86
*No Public Testing

2201 S 78th Street #B403
Tacoma, WA 98409
206-244-2993

PNW Ironworkers - #86
*No Public Testing

4550 S 134th Place, Ste 101
Tukwila, WA 98168
206-244-2993 Ext. 4

Plumbers & Pipefitters #32 JATC
*No Public Testing
*Radio-Graphic Services Only

595 Monster Rd SW #100
Renton, WA 98507
425-271-5900 Ext. 124
206-571-1132 Agency

Renton Technical College



3000 NE 4th Street
Renton, WA 98056
425-235-2352 Ext. 5554

Skagit Valley College


2405 E College Way
Mount Vernon, WA 98273
360-416-7703

South Puget Sound Comm College
*No Public Testing

2011 Mottman Road SW
Olympia, WA 98512
360-596-5312

South Seattle Community College


6000 16th Ave SW
Seattle, WA 98106
206-934-6818
[email protected]

Thompson Metal Fabrication
*No Public Testing

3000 SE Hidden Way
Vancouver, WA 98661
360-696-0811

Western Washington Sheet Metal JATC
*No Public Testing

11831 Beverly Park Road, B-1
Everett, WA 98204
425-823-5737

Western Washington Sheet Metal JATC
*No Public Testing

2725 Williamson Place 
Dupont, WA 98327
425-408-1039

Central & Eastern Washington Locations

Anvil Welding Instruction

4227 E Trent Ave
Spokane, WA 99202
509-891-5914

Barnes Welding, Inc.

PO Box 614
Waterville, WA 98858
509-754-8588

Big Bend Community College

7662 Chanute Street NE
Moses Lake, WA 98837
509-793-2262

Columbia Basin Carpenters
Training Center

4208 W Clearwater Ave, Ste D
Kennewick, WA 99336
509-783-6215

Ironworkers Local 14, JATC
*No Public Testing

16610 E Euclid Ave
Spokane, WA 99216
509-922-3577

Northwest Steel Fabricators


2205 E Crawford
Deer Park, WA 99006
509-276-1592 Ext. 214

Oxarc, Inc. - Pasco

716 S Oregon Ave
Pasco, WA 99302
509-535-7794

Oxarc, Inc. - Spokane

4003 East Broadway
Spokane, WA 99202
509-535-7794

Perry Technical Institute

2011 W Washington Ave
Yakima, WA 98903
509-453-0374 Ext. 5733

Sheet Metal Workers Local 55
*No Public Testing

7209 Trent Ave, Ste 1
Spokane, WA 99212
509-928-5009

Spokane Community College


N 1810 Greene Street
Spokane, WA 99203
509-533-7150

Sunsteel, LLC
*No Public Testing

2099 Sheller Rd
Sunnyside, WA 98944
360-329-7048

Walla Walla Community College

1470 Bridge Street
Clarkston, WA 99403
509-751-4066

Walla Walla Community College

500 Tausich Way
Walla Walla, WA 99362
509-527-4219

Wenatchee Valley College

1300 5th Street
Wenatchee, WA 98801
509-682-6636

Oregon/Idaho/Montana Locations

Allied Steel
*No Public Testing

5415 East Fork Road
Lewiston, MT 59457
406-538-2374 Ext. 107

Carlson Testing, Inc.


PO Box 230997
Tigard, OR 97281
503-684-3460 Ext. 214

Clackamas Community College
*No Public Testing

19600 Molalla Avenue
Oregon City, OR 97045
503-594-6677
CWI Exam Study Course WLD-270

Structural Unlimited Construction
*NO EXAMINER AT THIS TIME

357 A Warner Milne Road
Oregon City, OR 97045
503-722-2904

IMR/KHA Portland


5687 A SE International Way
Portland, OR 97222
503-653-2904

Ironworkers Local 29, ATT
*No Public Testing

11620 NE Ainsworth Circle, Ste 100
Portland, OR 97220
503-775-0877

L&M Industrial Fabrication
*No Public Testing

31975 Rolland Drive
Tangent, OR 97389
541-752-0110

Lundahl Ironworks
*No Public Testing

102 South 100 West
Franklin, ID 83237
208-646-2600

Professional Services Industries


6032 N Cutter Circle, Ste 480
Portland, OR 97217
503-289-1778 Ext. 4718

Transco Industries, Inc.
*No Public Testing


5534 NE 122nd Ave
Portland, OR 97230
503-256-1955 Ext. 218

Willamette Carpenters Training Center
*No Public Testing

4222 NE 158th Ave
Portland, OR 97230
503-287-3708 or 503-261-1862

WMK & Company



415 Albert Street
Billings, MT 59101
406-256-3200


**registration is pending