Derrick Seay

Manhole Rehab Technician

Derrick Seay joined the Prism team in September of 2014.  As a Manhole Rehab Technician Derrick performs manhole inspection and rehabilitation.  He is a graduate of Lawrence High School in West Windsor, NJ.


Derrick brings a wealth of manhole rehab experience to the Prism Team.  Prior to joining Prism, Derrick was a supervisor at Commonwealth Epoxy Coating, Inc. and a Project Manager at Alexander’s Construction.   Derrick’s manhole experience includes MACP inspections, cementitious and epoxy application, complete bench and invert repair and the replacement of frames and covers.


  • VDOT Intermediate Work Zone Traffic Control and Flagging
  • NCDOT Work Zone Supervisor
  • VDOT Basic Work Zone Traffic Control
  • Confined Space Entry
  • Competent Person
  • American Red Cross First Aid
  • American Red Cross CPR


Derrick Seay
1568 Manufacture Drive
Williamsburg, VA 23185