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William Rubio is chief revenue officer at CallTower, providing a visionary perspective to the companywide sales and business development. He is an innovative executive with a diverse background in both engineering and sales. Through his pioneering approach to the UCaaS sector of the industry, William has anchored CallTower’s position among the industry’s top solution providers. He brings over 25 years of diverse experience in telecommunications, IT and cloud.
Prior to CallTower, William was responsible for leading EarthLink’s nationwide hosted voice rollout in the channel/partner community. He also served as the vice president of sales at STS Telecom and has held multiple leadership roles at companies such as AT&T and XO Communications. William has technical, in-depth knowledge of VoIP, cloud, channel solutions, wholesale, IT and operations. He brings this knowledge to the market along with a passion for strong partnerships and quality solutions.