Rubin Gruber

Chairman at

Metrika, Inc. /MA/

Technology Services

Communications

Consumer Services

Profile

Rubin Gruber was the founder of Sonus, Inc. (1997) and Verivue, Inc. (2006), where he held the title of Chairman and Director respectively.
Mr. Gruber's current jobs include Chairman at Metrika, Inc. (since 2019) and Director at EXFO Service Assurance, Inc. Mr. Gruber's former jobs include Director at GreenVolts, Inc., Director at International Packet Communications Consortium, and Senior Vice President at BBN Communications Ltd. Mr. Gruber received a graduate degree from Wayne State University (Michigan) and an undergraduate degree from McGill University.
Mr. Gruber is also the founder of Concerto Software, Inc., VideoServer, Inc., Cambridge Telcom, Inc.

Rubin Gruber active positions

Companies	Position	Start
EXFO Service Assurance, Inc. EXFO Service Assurance, Inc. Information Technology ServicesTechnology Services Provides voice over internet protocol services	Director/Board Member	-
Metrika, Inc. /MA/ Metrika, Inc. /MA/ Packaged SoftwareTechnology Services Develops blockchain technology	Chairman	01/06/2019

All active positions of Rubin Gruber

Former positions of Rubin Gruber

Companies	Position	End
GreenVolts, Inc. GreenVolts, Inc. Electric UtilitiesUtilities Designs and develops concentrated photovoltaic technology	Director/Board Member	13/05/2013
Concerto Software, Inc. Concerto Software, Inc. Information Technology ServicesTechnology Services Develops and provides software based customer interaction management solutions	Founder	13/01/2009
Cambridge Telcom, Inc. Cambridge Telcom, Inc. Major TelecommunicationsCommunications Provides telephone communication services	Founder	-
Verivue, Inc. Verivue, Inc. Information Technology ServicesTechnology Services Provides digital content delivery and distribution solutions	Founder	-
BBN Communications Ltd.	Corporate Officer/Principal	-

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Linked companies

Private companies	12
Concerto Software, Inc. Concerto Software, Inc. Information Technology ServicesTechnology Services Develops and provides software based customer interaction management solutions	Technology Services
VideoServer, Inc. VideoServer, Inc. Specialty TelecommunicationsCommunications Designs, develops makes and sells networking equipment and associated software	Communications
Sonus, Inc. Sonus, Inc. Information Technology ServicesTechnology Services Provides voice and data infrastructure solutions	Technology Services
EXFO Service Assurance, Inc. EXFO Service Assurance, Inc. Information Technology ServicesTechnology Services Provides voice over internet protocol services	Technology Services
GreenVolts, Inc. GreenVolts, Inc. Electric UtilitiesUtilities Designs and develops concentrated photovoltaic technology	Utilities
Verivue, Inc. Verivue, Inc. Information Technology ServicesTechnology Services Provides digital content delivery and distribution solutions	Technology Services
Cambridge Telcom, Inc. Cambridge Telcom, Inc. Major TelecommunicationsCommunications Provides telephone communication services	Communications
Wayne State University (Michigan) Wayne State University (Michigan) Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
McGill University McGill University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
International Packet Communications Consortium
BBN Communications Ltd.
Metrika, Inc. /MA/ Metrika, Inc. /MA/ Packaged SoftwareTechnology Services Develops blockchain technology	Technology Services