| Hardel Mutual Plywood Corporation | Manufacturing | $4,800,000 | $4,855,467 | 260 | $257.9M |  Research |
| Pacific Mobile Structures INC | Manufacturing | $2,914,463 | $2,703,143 | 171 | $169.6M | Research |
| Cascade Hardwood, LLC | Wholesale Trade | $2,368,352 | $2,396,333 | 139 | $42.6M | Research |
| Lewis County Community Health Services | Health Care and Social Assistance | $2,176,200 | $2,207,382 | 125 | $22.8M | Research |
| Great Rivers Bho LLC | Health Care and Social Assistance | $1,572,335 | $1,593,615 | 89 | $15.8M | Research |
| Great Rivers Behavioral Health Organization LLC | Health Care and Social Assistance | $1,572,300 | $1,587,334 | 92 | $28.9M | Research |
| Titus-Will Chevrolet Sales INC | Retail Trade | $1,314,572 | $0 | 117 | $29.5M | Research |
| Mac Ange, Inc. | Accommodation and Food Services | $1,186,107 | $1,194,946 | 336 | $59.7M | Research |
| I-5 Auto Group Inc. | Retail Trade | $1,013,074 | $1,027,144 | 84 | $21.2M | Research |
| Mccallum Rock Drilling, Inc. | Construction | $968,120 | $975,759 | 69 | $25.9M | Research |
| Dynamic Collectors, Inc. | Administrative and Support and Waste Management | $841,668 | $848,396 | 79 | $14.9M | Research |
| Sorenson Transport Co. Inc. | Transportation and Warehousing | $831,100 | $837,430 | 60 | $12.1M | Research |
| Mt St Helens Reforestation, Inc. | Agriculture, Forestry, Fishing and Hunting | $819,352 | $827,411 | 99 | <$5M | Research |
| M&m Transport INC | Transportation and Warehousing | $693,800 | $697,602 | 70 | $14.1M | Research |
| Chehalis Sheet Metal & Roofing Co., Inc. | Construction | $692,500 | $698,666 | 50 | $15.8M | Research |
| B & M Logging, Incorporated | Agriculture, Forestry, Fishing and Hunting | $680,900 | $685,545 | 75 | $7.7M | Research |
| Uhlmann Motors Inc. | Retail Trade | $666,878 | $676,232 | 43 | $10.8M | Research |
| Seamless Attenuating Technologies INC | Manufacturing | $609,264 | $614,706 | 49 | $48.6M | Research |
| North Fork Timber Company | Agriculture, Forestry, Fishing and Hunting | $594,001 | $600,576 | 33 | <$5M | Research |
| Travers Sound and Telecommunication Systems, Inc. | Construction | $563,500 | $567,205 | 30 | $9.9M | Research |
| Cascade Trader INC | Real Estate and Rental and Leasing | $559,190 | $561,856 | 40 | $18.1M | Research |
| Sunbird Shopping Center INC | Retail Trade | $513,800 | $516,869 | 50 | $11.8M | Research |
| Dry Box, Inc. | Real Estate and Rental and Leasing | $512,900 | $515,724 | 51 | $7.7M | Research |
| Eugenia Center | Health Care and Social Assistance | $507,897 | $511,473 | 34 | N/A | Research |
| Eugenia Center | Health Care and Social Assistance | $507,895 | $513,725 | 25 | N/A | Research |