Robert J. Frankenberg

Director, Nuance Communications.

Companies

Magnite IncBoard member Apr 11, 2014 to Jun 16, 2023¹
Nuance CommunicationsBoard member Jan 5, 2006 to Jan 3, 2018²
PolycomBoard member Oct 25, 2013 to Sep 27, 2016³

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARMagnite Inc, Board member
2
SEC EDGARNuance Communications, Board member
3
SEC EDGARPolycom, Board member