Concrete & Construction Experts
For ease of navigation, our experts are listed in their most active areas of service to RJLG clientele, but a more detailed description of each staff member’s experience and expertise can be found on their bio page. Construction material experts are below, or click on the menu to the left to go straight to another area of expertise. To learn more about each expert, click their name in their profile card below.

Richard J. Lee, Ph.D.
CEO & Consulting Scientist

April E. Snyder
Construction Materials Laboratory Manager & Senior Scientist

Stephen M. Stacey, PE
Concrete Materials Affiliated Consultant

Anthony F. Bentivegna, Ph.D., PE
Concrete Materials Affiliated Consultant