 |  |  |
| Advanced Terra Testing, Inc. (Exhibitor) | Authentic Drilling, Inc. (Exhibitor and Lunch Sponsor) | Deere & Ault (Break Sponsor) |
 |  |  |
| Exponent, Inc. (Exhibitor) | Geostabilization International (Exhibitor) | Keller North America (Exhibitor and Break Sponsor) |
 |  |  |
| Nicholson Construction Company (Exhibitor and Sponsor) | Olsson (Sponsor) | Park Range Construction Inc. (Exhibitor) |
 |  |  |
| Schnabel Engineering (Exhibitor) | SEMA Construction (Happy Hour Sponsor) | Tensar International Corp. (Exhibitor) |
 | ||
| Triton Environmental (Exhibitor) |
