| Fh Stoltze Land and Lumber Company | Wholesale Trade | $1,744,000 | $1,754,942 | 120 | $36.8M |  Research |
| Nomad Global Communications Solutions, INC | Manufacturing | $1,144,900 | $1,046,174 | 114 | $29.8M | Research |
| Smartlam NA Enterprises Us, LLC | Manufacturing | $1,101,700 | $1,112,566 | 83 | $82.3M | Research |
| Smartlam NA Enterprises US LLC | Manufacturing | $1,074,500 | $1,082,890 | 76 | $75.4M | Research |
| Schellinger Construction Co, Inc. | Construction | $1,000,000 | $1,010,694 | 125 | $38.7M | Research |
| Proof Research Inc. | Retail Trade | $994,700 | $1,004,366 | 82 | $19.3M | Research |
| Meadow Lake Development Corporation | Accommodation and Food Services | $537,347 | $543,648 | 57 | $17.8M | Research |
| Hanson Trucking, Inc. | Transportation and Warehousing | $485,000 | $487,736 | 42 | $8.5M | Research |
| Vizn Energy Systems, Inc. | Manufacturing | $465,242 | $468,314 | 22 | $5.8M | Research |
| Defiance Machine, Inc. | Manufacturing | $455,200 | $459,802 | 38 | $9.3M | Research |
| Denman Construction, INC | Construction | $447,200 | $439,928 | 25 | $7.6M | Research |
| Converting Equipment International, Inc. | Manufacturing | $418,000 | $424,058 | 34 | $8.9M | Research |
| Meadow Lake Development Corporation | Real Estate and Rental and Leasing | $383,800 | $386,292 | 46 | $8.4M | Research |
| Back Room Restaurant INC | Accommodation and Food Services | $378,490 | $379,911 | 78 | $13.8M | Research |
| Converting Equipment International Inc. | Manufacturing | $355,857 | $358,655 | 46 | $12.0M | Research |
| Glacier Park Boat Co. | Arts, Entertainment, and Recreation | $335,100 | $288,019 | 22 | <$5M | Research |
| Columbia Construction, INC | Construction | $304,400 | $306,632 | 31 | $10.6M | Research |
| Columbia Falls Family Dental Center, P.c. | Health Care and Social Assistance | $302,600 | $305,958 | 21 | <$5M | Research |
| Columbia Falls Family Dental Center P.c. | Health Care and Social Assistance | $298,491 | $301,566 | 39 | $9.0M | Research |
| Backroom Restaurant INC | Accommodation and Food Services | $294,000 | $295,687 | 60 | $10.7M | Research |
| Columbia Construction INC | Construction | $283,090 | $285,308 | 32 | $10.9M | Research |
| Acutech Limited Liability Co | Manufacturing | $246,900 | $248,659 | 23 | $5.6M | Research |
| Cutting Edge Excavation LLC | Construction | $236,438 | $238,009 | 41 | $14.0M | Research |
| Renfrow Architectural Woodwork, INC | Manufacturing | $232,632 | $234,436 | 17 | $16.9M | Research |
| Renfrow Architectrual Woodwork INC | Manufacturing | $232,625 | $233,689 | 17 | <$5M | Research |