| CASCADE TREE CARE | 4030281 | KIRKLAND | 1 |
| CASCADE TREE SERVICE | 2985263 | NORTH BEND | 2 |
| CASCADE TREE SERVICE, LLC. | 2860142 | NORTH BEND | 0 |
| CASCADE TREE WORKS LLC | 2420262 | VANCOUVER | 4 |
| CASCADE TROPICALS LLC | 3022807 | SNOHOMISH | 3 |
| CASCADE TRUCKING LLC | 4544555 | TACOMA | 1 |
| CASCADE UTILITIES INC | 1833338 | REDMOND | 15 |
| CASCADE UTILITY ADJUSTING LLC | 2636391 | LAKE TAPPS | 7 |
| CASCADE VENTURES UNITED LLC | 1937421 | WOODINVILLE | 25 |
| CASCADE WATER TANKERS INC | 1106708 | EAST WENATCHEE | 3 |
| CASCADE WELDING SERVICES LLC | 4393893 | WENATCHEE | 1 |
| CASCADE WEST CONSTRUCTION LLC | 3620605 | WOODLAND | 3 |
| CASCADE WEST DEVELOPMENT INC | 2073984 | RIDGEFIELD | 3 |
| CASCADE WEST TANK SERVICES | 2518886 | LAKE FOREST PARK | 1 |
| CASCADE WIND MACHINE SERVICE CORPORATION | 880749 | UNION GAP | 6 |
| CASCADE WINDOW AND DOOR INC | 2400084 | OLYMPIA | 2 |
| CASCADE WINDOW PRODUCTS INC | 3631075 | REDMOND | 1 |
| CASCADE WIRE WORKS LLC | 3329742 | VANCOUVER | 2 |
| CASCADECAM INC | 3837802 | ARLINGTON | 1 |
| CASCADES CLEANUP & RESTORATION INC | 2924500 | MARYSVILLE | 1 |
| CASCADES DIGITAL FORENSICS LLC | 3601275 | TEKOA | 3 |
| CASCADES TOWING | 2551946 | CONCRETE | 3 |
| CASCADIA FORESTRY INC | 4079451 | LONGVIEW | 2 |
| CASCADIA FREIGHT LLC | 3646212 | BRUSH PRAIRIE | 0 |
| CASCADIA INSTALL LLC | 3771860 | CAMAS | 1 |
| CASCADIA METALS INC | 4508797 | LONGVIEW | 7 |
| CASCADIA NORTH LOGISTICS LLC | 7060138 | EVERETT | 10 |
| CASCADIA PIZZA CO LLC | 4111859 | MAPLE VALLEY | 1 |
| CASCADIA PRODUCE LLC | 3013087 | AUBURN | 3 |
| CASCADIA SCREEN PRINTING LLC | 4555006 | SPOKANE VALLEY | 1 |
| CASCADIA TOOLS LLC | 4008238 | OLYMPIA | 1 |
| CASCADIA TOWING LLC | 2596222 | SEATTLE | 1 |
| CASCADIA TRANSPORT INC | 1521796 | CAMAS | 10 |
| CASCADIAN CONTRACT INC | 4524566 | SNOHOMISH | 1 |
| CASCADIAN LANDWORKS LLC | 2629249 | REDMOND | 1 |
| CASCADIAN LOGISTICS LLC | 3528719 | SEATTLE | 1 |
| CASCADIAN PROPERTIES LLC | 2638679 | CHELAN FALLS | 1 |
| CASCADIAN TRANSPORTATION LLC | 3834104 | SEATAC | 1 |
| CASCIOPPO BROS MEATS INC | 4214366 | KIRKLAND | 2 |
| CASECO ASSOCIATES INC | 1913064 | PORT ORCHARD | 7 |
| CASEDAY SERVICES LLC | 2946442 | BATTLE GROUND | 2 |
| CASEY BOYD | 1780586 | MANSON | 1 |
| CASEY GREEN TRUCKING & EXCAVATING LLC | 3884454 | SALKUM | 1 |
| CASEY HOLLING | 3448316 | FAIRFIELD | 7 |
| CASEY J BALCH LLC | 3225378 | PORT ANGELES | 3 |
| CASEY LUCE | 1957131 | CATHLAMET | 2 |
| CASEY MICHAEL BOULLIOUN | 2537052 | WENATCHEE | 1 |
| CASEY NISSEN | 2488258 | NESPELEM | 1 |
| CASEY ODERMANN | 2326764 | OAKVILLE | 1 |
| CASEY RICH | 2798758 | SNOHOMISH | 2 |
| CASEY SMITH | 1118801 | CARLTON | 3 |
| CASEY SMITH | 2179829 | GRAHAM | 1 |
| CASEY VOGEL CONSTRUCTION LLC | 1910165 | KELSO | 1 |
| CASEY WINTERS TRUCKING INC | 2353390 | PORT ANGELES | 2 |
| CASEY'S ROOFING INC | 1895719 | EDWALL | 2 |
| CASEY'S TOOL BOX | 3311171 | PASCO | 1 |
| CASEYS DIRT WORK LLC | 3617621 | STANWOOD | 2 |
| CASEYS TRANSPORT | 4303486 | ENUMCLAW | 1 |
| CASH COW INC | 2859926 | SOUTH PRAIRIE | 1 |
| CASH TRUCKING & EXCAVATION LLC | 3795987 | POULSBO | 1 |
| CASHMERE FLOAT ASSOCIATION | 2328726 | CASHMERE | 1 |
| CASHMERE MOLDING INC | 2409889 | WOODINVILLE | 2 |
| CASIANO TRANSPORT LLC | 3773513 | SEATTLE | 3 |
| CASILLAS TRUCKING LLC | 4275560 | WAPATO | 5 |
| CASIOS TRANSPORT LLC | 2897059 | SUNNYSIDE | 3 |
| CASPI TRUCKING LLC | 4460040 | TUMWATER | 1 |
| CASPIAN TRUCKING LLC | 4451564 | PUYALLUP | 1 |
| CASS ORCHARDS LLC | 4437059 | BREWSTER | 3 |
| CASSIDY DAVID TUPLING | 4554286 | SEATAC | 2 |
| CASSIOPEIA DISTRIBUTION | 2981665 | GRANITE FALLS | 1 |
| CASSLE STONE LAWN & MORE LLC | 4380186 | BELLEVUE | 1 |
| CASTANEDA TREE SERVICE | 2039546 | EAST WENATCHEE | 1 |
| CASTANEDA TRUCKING LLC | 4421825 | KENT | 1 |
| CASTANERO TRUCKING LLC | 2923530 | PASCO | 1 |
| CASTAWAY ASSOCIATES AMALGAMATED | 2290245 | DES MOINES | 0 |
| CASTEEL AUTO PARTS INC | 2343613 | OLYMPIA | 1 |
| CASTELL CONSTRUCTION LLC | 4540094 | KENNEWICK | 1 |
| CASTELLINO CORPORATION | 2789850 | SEATTLE | 2 |
| CASTELLON SEPTIC SERVICES LLC | 9440724 | SPOKANE | 1 |
| CASTILLO AUTO TRANSPORT | 3100161 | SUNNYSIDE | 1 |
| CASTILLO BROS TRANSPORT LLC | 1543366 | YAKIMA | 1 |
| CASTILLO DRYWALL INC | 1926845 | MOSES LAKE | 1 |
| CASTILLO TOWING | 4116421 | FEDERAL WAY | 1 |
| CASTILLO TRUCKING LLC | 3489507 | GRANDVIEW | 1 |
| CASTILLO'S JUNK REMOVAL DEMOLITION LLC | 4148832 | BURIEN | 1 |
| CASTILLON ROOFING | 2891983 | YAKIMA | 1 |
| CASTLE & COLEMAN LOGGING CO INC | 626084 | DAYTON | 2 |
| CASTLE GROVE DAIRY LLC | 2102624 | WAPATO | 19 |
| CASTLE MOVING LLC | 3597010 | EDMONDS | 1 |
| CASTLE ROCK GOAT FARMS LLC | 2924327 | ZILLAH | 1 |
| CASTLE ROCK INDUSTRIES INC | 1007392 | SPOKANE | 2 |
| CASTLE TRANSPORT LLC | 3058405 | MARYSVILLE | 5 |
| CASTLE WALLS LLC | 2033664 | ISSAQUAH | 1 |
| CASTO'S INLAND CONSTRUCTION GROUP LLC | 3189694 | CLE ELUM | 1 |
| CASTOHN LLC | 2920181 | TACOMA | 7 |
| CASTOLDI FARMS | 1910932 | WALLA WALLA | 5 |
| CASTORES TOWING 2 INC | 4433051 | YAKIMA | 3 |
| CASTREJON ORCHARDS LLC | 3151550 | TONASKET | 2 |
| CASTRO DELIVERIES LLC | 2064436 | KENT | 1 |
| CASTRO TRUCKING SERVICES LLC | 3471315 | SUNNYSIDE | 1 |