| Name | Exchange | Symbol | Last trade | Change | Mkt cap | |
| Roger & Sons Construction, Inc. | Private | |||||
| Tetra Tech Tesoro, Inc. | Private | |||||
| Cajun Industries, LLC | Private | |||||
| Ames Construction, Inc. | Private | |||||
| Kobe Steel USA Inc | Private | |||||
| F.A. Wilhelm Construction Company, Inc. | Private | |||||
| John E. Green Company | Private | |||||
| Casey Industrial, Inc. | Private | |||||
| Manafort Brothers, Inc. | Private | |||||
| Nabholz Construction | Private | |||||
| J.F. White Contracting Company | Private |