Absolute Manufacturing (Arlington)
ABW Technologies, Inc (Arlington)
Aero-Plastics, Inc. (Renton)
Advantage Manufacturing Technologies Inc. (Monroe)
Aerospace Machining Specialists (Arlington)
Allflight Corporation (Seattle)
Allied Technical Services (Seattle)
Atkins Rotary Specialties (Lakewood)
Aviation Technical Services, Inc. (Everett)
Automated Systems of Tacoma (Tacoma)
Bennett Industries, Inc. (Tacoma)
Bradken (Tacoma)
Breedt Production Tooling & Design (Kent)
Composite Solutions Corp. (Auburn)
Damar Aerosystems (Monroe)
Diamond Machine Works, Inc (Seattle)
Eastern Oregon Mechanical (Hermiston, OR)
EDCO, Inc (Mount Vernon)
ElectroImpact (Mukilteo)
Exact Aerospace (Auburn)
Global Machine Works, Inc. (Arlington)
Haskins Steel Co., Inc (Spokane)
IMPACT Engineering (a division of Flux Drive) (Sumner)
Industrial Repair Service (Kent)
Intellegration, LLC. (Richland)
JETSEAL, Inc. (Spokane)
JWD Machine, Inc. (Fife)
K&N (Spokane Valley)
Khan Machine Tools (Seattle)
King Machine, Inc. (Mulkiteo)
L&M Precision Fabrication, Inc. (Spokane)
LINDMARK MACHINE WORKS (Seattle)
Machinists Inc. (Seattle)
Markey Machinery Company, Inc. (Seattle)
McConkey Co. (Sumner)
Multifab Tooling, Inc (spokane Valley)
Mystique Engineering & Manufacturing (Marysville)
New Max Inc. (Spokane)
Newell Corp. (Arlington)
Northway Products, Inc. (Mukilteo)
Northwest Aerospace Technologies, Inc. (Everett)
Northwest Precision Inc. (White Salmon)
OmniFAB, LLC (Auburn)
ONAMAC Industries (Everett)
Orion Industries (Federal Way)
Pacific Integrated (Tacoma)
Pacific Machine, Inc. (Tacoma)
Pacific PropellerInternational (Kent)
Pasco Machine Company Inc. (Pasco)
Pioneer Human Services (Greater Puget Sound area)
Polaris Machining (Marysville)
Precision Machine Works, Inc. (Tacoma)
Proto Technologies, Inc. (Liberty Lake)
Quality Stamping & Machining (Sumner)
Rocky Mountain Machining (Airway Heights)
Red Dot Corporation (Seattle)
Romney Motion Inc. (Otis Orchards)
Ser-Pro Inc. (Seattle)
Shareway Industries, Inc. (Auburn)
Skills Inc. (Auburn)
Sound Propeller Services Inc. (Seattle)
Sound Propeller Systems, LLC. (Seattle)
Spokane Airways Inc. (Spokane)
TECT Aerospace (Everett, Kent, Woodinville)
The Lighthouse for the Blind, Inc. (Seattle, Spokane)
TK Machine Co. (Richland)
TMX Aerospace (Auburn)
Tool Gauge & Machine Works, Inc. (Tacoma)
Umbra Cuscinetti Inc. (Everett)
US MOTION, Inc. (Liberty Lake)
Western Machine Works (Tacoma)
Williams Machine & Fabrication, Inc. (Seattle)