Bret L. England
As President and Chief Executive Officer, Bret leads the CallTower team in delivering integrated best-of-breed communication solutions. Bret has more than 25 years of experience as a senior financial and operational manager and investor. Prior to CallTower, Bret worked in senior, domestic and international, financial and operational roles at Symantec, Informix, Alta Vista, Portal Software, […]
William Rubio
As the Chief Revenue Officer at CallTower, William Rubio exemplifies proficiency in strategic planning, executive leadership, and technological innovation. His career spans over 25 years in the global telecommunications, IT, Cloud industry and M&A space, showcasing his vast experience. His forward-thinking leadership and novel approach to the UCaaS, CCaaS, and Collaboration sectors have been instrumental […]
Shawn Hansen
As Chief Financial Officer, Human Resources and Training, Shawn is responsible for all financial activities at CallTower. This includes managing the accounting and billing teams at CallTower. Shawn is also responsible for FP&A activities, financial reporting, equity administration, tax and regulatory compliance and managing our external audit. Shawn also oversees all HR and Training functions […]