William Callahan's Location
Sherburne, NY, US
William Callahan's Work
William Callahan's Education
William Callahan's Skills
William Callahan's Summary
William Callahan, based in Sherburne, NY, US, is currently a Director Network Transformation, Sr. at Frontier Communications, bringing experience from previous roles at Frontier Communications. William Callahan holds a 2013 - 2014 Leadership Chenango. With a robust skill set that includes Telecommunications Management, VoIP, T1, DSL, Telecommunications and more, William Callahan contributes valuable insights to the industry. William Callahan has 2 emails and 1 mobile phone number on RocketReach.