| John B. Zachry |
Chief Executive Officer and Chairman of the Board |
| Keith D. Manning |
Executive Vice President. Chief BD Officer |
| Scott Duffy |
Senior Vice President, Commercial Management |
| Mike Kotara |
President, Engineering Group |
| D. Kirk McDonald |
President and Chief Operating Officer |
| Ralph J. Biediger |
President, Projects Group |
| Steven K. Brauer |
President, Industrial Services Group |
| Bruce Hessler |
Sr Vice President – Retired |
| Ryan Frames |
Senior Vice President, Finance & Treasury With Zachry Since 2016 |
| David Schwab |
Senior Vice President, General Counsel and Secretary |
| Tammy Mallaise |
Senior Vice President, Employee Relations |
