| Tower Systems INC | Watertown | $532,980 | $537,492 | 33 | $10.2M |  AI Deep Dive |
| Ehresmann Engineering INC | Yankton | $517,500 | $519,839 | 43 | $9.9M | AI Deep Dive |
| Blackburn Basement Systems Inc. | Miller | $500,403 | $504,212 | 46 | $14.0M | AI Deep Dive |
| Empire Building Construction, LLC | Sioux Falls | $497,809 | $501,639 | 47 | $53.5M | AI Deep Dive |
| Climate Systems, Inc. | Sioux Falls | $496,885 | $501,228 | 33 | $10.4M | AI Deep Dive |
| First Dakota Enterprises, Inc. | Fort Pierre | $488,440 | $490,835 | 23 | $26.2M | AI Deep Dive |
| First Dakota Enterprises, Inc. | Fort Pierre | $488,400 | $493,458 | 11 | $12.5M | AI Deep Dive |
| Prairie States Trucking INC | Sioux Falls | $487,200 | $490,719 | 33 | $12.4M | AI Deep Dive |
| Freeman's Electric Service INC | Rapid City | $486,000 | $489,805 | 49 | $16.1M | AI Deep Dive |
| Summit Contracting INC | Platte | $479,400 | $482,143 | 39 | $44.4M | AI Deep Dive |
| D.l.c., INC | Canton | $471,000 | $475,194 | 35 | $6.0M | AI Deep Dive |
| Kn Construction INC | Harrisburg | $463,600 | $467,360 | 38 | $11.5M | AI Deep Dive |
| Foothills Contracting Inc. | Webster | $463,400 | $466,180 | 45 | $13.9M | AI Deep Dive |
| Halme Inc. | Lake Norden | $460,189 | $461,646 | 37 | $11.5M | AI Deep Dive |
| Dalsin, INC | Sioux Falls | $460,000 | $462,747 | 38 | $12.5M | AI Deep Dive |
| Walter Ree Masonry Inc. | Sioux Falls | $456,852 | $459,506 | 35 | <$5M | AI Deep Dive |
| Dean Kurtz Construction Company | Rapid City | $452,900 | $456,052 | 31 | $9.4M | AI Deep Dive |
| Henry Carlson Company | Sioux Falls | $449,607 | $452,529 | 126 | $143.6M | AI Deep Dive |
| Cable Communication Services, Inc. | Black Hawk | $448,742 | $452,843 | 31 | $11.6M | AI Deep Dive |
| J & J Asphalt Company | Rapid City | $447,183 | $449,670 | 52 | $19.5M | AI Deep Dive |
| Rangel Construction Company LLC | Rapid City | $447,083 | $451,248 | 43 | $49.0M | AI Deep Dive |
| Climate Systems Inc. | Sioux Falls | $445,275 | $447,654 | 35 | $11.1M | AI Deep Dive |
| House of Glass, Inc. | Aberdeen | $442,900 | $447,686 | 41 | $9.5M | AI Deep Dive |
| Midwestern Mechanical Rapid, Inc. | Rapid City | $442,330 | $446,262 | 43 | $13.6M | AI Deep Dive |
| Paradigm Construction LLC | Sioux Falls | $441,520 | $444,316 | 41 | $46.7M | AI Deep Dive |