Carl Grivner

Carl James Grivner is the founder of Grivner Capital Group LLC, founded in 2014.
Current jobs include Chief Executive Officer at Colt Technology Services NV since 2016, Chief Executive Officer & Director at Global Cloud Xchange Ltd. (Bermuda) since 2020, Director at European Competitive Telecommunications Association, Director at Inform, Inc. (Georgia), and Director at Colt Group Holdings Ltd. since 2018.
Former jobs include Chief Executive Officer at WorldPort Communications, Inc. from 1999 to 2000, Chief Executive Officer-Western Hemisphere at Cable & Wireless Ltd. from 1998 to 1999, President & Chief Executive Officer at XO Communications, Inc. from 2003 to 2006, President, Chief Executive Officer & Director at XO Holdings, Inc. in 2011, President & Chief Executive Officer at XO Communications LLC, Chief Executive Officer at Pacnet Ltd. in 2012, Vice Chairman at INCOMPAS, Director at Colt Technology Services from 2015 to 2020, Director at Locus Communications, Inc., Director at CloudSmartz, Inc., Director at Locus Telecommunications, Inc., Director at Colt Technology Services Group Ltd. in 2020, Director at Global Cloud Xchange Ltd. (United Kingdom) in 2020, Chief Operating Officer at Level 3 GC Ltd. from 2000 to 2003, and Principal at United States Marine Corps in 1978.
Education includes an undergraduate degree from Lycoming College, conferred in 1975.