| Justin | Foster | Quality & Technical Manager | | 605-591-0728 |
| John | Gregory | Assistant Quality & Technical Manager | | 605-415-2997 |
| Ross | Swedeen | Ready Mix Plant Superintendent | | 605-591-2663 |
| Timothy | O'Neill | Paving Foreman | | 307-251-1477 |
| Thomas | Schumacher | Construction Operations Manager | | 605-391-2778 |
| Garret | Aman | Manufacturing Manager | | 605-920-8888 |
| Paxton | Witt | Aggregate Foreman | 605-499-8096 | |
| Zane | Broman | Assistant Paving Superintendent | | 605-390-2669 |
| Lindsey | Marshall | Scale Clerk | 307-363-8358 | 307-751-1642 |
| Creyous | Carnarvon | Dispatcher/Trucking Foreman | 605-718-5377 | 605-591-2483 |
| Mary | Genzlinger | Staff Accountant | 605-718-5260 | |
| Ruby | Schaefer | Logistics Specialist | 605-718-5307 | |
| Charles | Carney | Batch Plant Operator | | 605-580-7339 |
| Dale | Harter | Blade Operator | | 307-670-4855 |
| Burton | McCann | Shop Manager | | 307-696-3358 |
| Aaron | Kolar | Journeyman Electrician | | 605-591-0289 |
| Ronald | Berens | Utility Foreman | | 605-580-0563 |
| Kyle | Fuoss | Project Manager/Estimator | | 605-920-0553 |
| Nathan | Oliver | Aggregate Production Manager | | 605-390-9190 |
| Douglas | Flohr | Shop Mechanic | | 605-219-4025 |
| Sarah | Wipf | Territory Sales Representative | 605-269-7271 | 605-503-5587 |
| Brock | Foster | Electrician Apprentice | | 307-823-0357 |
| Brady | Griffin | Project Manager/Estimator | | 307-622-8182 |
| Kelsey | Webster | Associate Accountant | 307-682-0689 | |
| Warren | Jaasund | Utility Foreman | | 605-390-8426 |
| Kanice | Aldridge | Construction Clerk | 605-718-5312 | |
| Justin | Hogan | Utility/Grading Foreman | 307-287-8651 | 307-287-8651 |
| Timothy | Crosby | Project Manager/Estimator | 307-248-8205 | 307-248-8205 |
| John | Lee | Ready Mix Plant Foreman | | 605-877-6970 |
| Victor | Espinosa | Paving Foreman | | 605-390-8440 |
| Darryl | Birge | Safety Manager | | 605-591-0286 |
| Ryan | Skillingstad | Project Manager/Estimator | | 605-215-4758 |
| Jason | Walker | Aggregate Foreman | | 605-415-1248 |
| Jonathan | Edwards | Project Engineer 3 | | 605-639-5769 |
| Theodore | Adamson | Aggregate Operator 3 | | 605-608-0184 |
| Jonathan | Krowczyk | Equipment Manager | 605-718-5388 | 605-430-2457 |
| Bernard | Lang | Utility/Grading Foreman | | 605-645-6186 |
| William | Morrisette | Truck Driver | 605-718-5349 | |
| Clinton | Painter | Asphalt/Emulsion Plant Superintendent | | 605-645-0198 |
| David | Cutts | Aggregate Operator 3 | | 605-591-9246 |
| Alan | Davis | Batch Plant Operator | | 605-515-0492 |
| Anthony | Carista | Aggregate Superintendent | | 605-430-6162 |
| Justin | Bates | Lead Truck Driver | | 605-415-1047 |
| Erin | Nemec | Assistant Regional Controller | 605-718-5359 | |
| Kevin | Bernard | Sr. Operations Manager, Manufacturing | | 605-639-0962 |
| Ivy | Foster | Sr. Operations Manager, Construction | | 605-858-5390 |
| Devrin | Heuer | Crusher Foreman | | 605-519-4761 |
| Kenneth | Starrett | Asphalt/Aggregate Plant Superintendent | | 307-680-7708 |
| Dustin | McCann | Asphalt Plant Supervisor | | 307-680-1741 |
| Adam | Bauer | Sr. Estimator | 605-718-5317 | 605-591-9938 |
| James | Hamilton | Batch Plant Operator | 605-718-5313 | 605-219-0595 |
| KelliAnne | Craft | Sales & Logistics Representative | 605-718-7529 | 605-608-0458 |
| Charles | Dodd | Paving Foreman | | 605-580-1151 |
| Dominic | Williams | Regional Controller | 605-718-0168 | 605-415-0047 |