Team Bios
It is our people that make the difference. Call One’s executive leadership team brings deep experience in diverse disciplines.
Mark Malosh
Chief Operating Officer
Geneva Gross
Chief Customer
Experience Officer
Vice President of
Customer Solutions
Vice President of
Channel Sales
Director of Finance
Margie Greenbaum
Director of Carrier Relations
Director of Information Technology
Anna Klemm
Director of Margin Improvement
Michael McDaniel
Director of Service Delivery
Director of Core
Network Engineering
Director of Account Management
Director of Human Resources