EXHIBIT 21 SUBSIDIARIES OF LABOR READY, INC.
INCORPORATED IN CORPORATE NAME STATE/COUNTRY OF - -------------- ---------------- Labor Ready Northwest, Inc. Washington Labor Ready Southwest, Inc. Washington Labor Ready Central, Inc. Washington Labor Ready Central II, LLC Washington Labor Ready Central III, LP Washington Labor Ready Midwest, Inc. Washington Labor Ready Mid-Atlantic, Inc. Washington Labor Ready Mid-Atlantic II, Inc. Washington Labor Ready Mid-Atlantic III, LP Washington Labor Ready Northeast, Inc. Washington Labor Ready Southeast, Inc. Washington Labor Ready Southeast II, Inc. Washington Labor Ready Southeast III, LP Washington Labor Ready GP Co., Inc. Washington Labor Ready Properties, Inc. Nevada Workers Assurance of Hawaii, Inc. Hawaii Labor Ready Assurance Company Cayman Islands Labour Ready Temporary Services, Ltd. Canada Labour Ready Temporary Services UK, Ltd. United Kingdom Labor Ready Puerto Rico, Inc. Puerto Rico