John R. Callahan

John R. Callahan

Technology Services
Electronic Technology
Government

Connections Chart

Multi-company connection

Former connections

NameGenderAgeLinked companiesCollaboration
William F. Souders M 95
12 years
Randall E. Pond M 70
3 years
Hervé N. Tessler M 61
33 years
Nicholas J. Nicholas M 83
25 years
William C. Lowe M 74
3 years
Brian Whetten M -
Globalcast Communications, Inc.
-
Greg Riley M -
2 years
Iftikhar Ahmed M -
8 years
Gary Buchwald M -
3 years
Michael O'Reilly M 60
3 years
John Lambeth M -
-
Jeff Henry M -
-
Scott Kelly M -
6 years
Mark Smith M -
11 years
Robert M. Gielow M -
14 years
Kerry Brown M -
6 years
Joe E. Casey M -
5 years
Timothy James McCarrick M 59
-
Ralph C. Merkle M -
-
Peter Blackmore M 76
5 years
Austin Vanchieri M -
5 years
Thomas McEachin M 71
11 years
David W. Barfield M -
-
Michael L. Weiner M 75
10 years
Mark Adams M 62
-
John F. Shoch M -
14 years
Marion H. Antonini M 93
10 years
Gary R. Kabureck M 70
-
Richard D. Cramer M -
3 years
Ron D. Lachman M 67
Globalcast Communications, Inc.
-
Albert Chen M -
Globalcast Communications, Inc.
-

Statistics

CountryConnections% of total
United States 31 100.00%

Age of Connections

Active

Past

Male

Female

Members of the board

Executives

Origin of connections