MasterStream ERP adds Chris Gellos to their executive team as Executive Vice President of Sales and Marketing

September 27, 2017

MasterStream ERP (, formerly Salestream Software of Corona, CA, makers of leading quote-to-cash software for telecom providers, master agents and agents, announced the recent addition of Chris Gellos as Executive Vice President of Sales and Marketing. 

With over 25 years of telecommunications industry experience, Gellos joins MasterStream with unique sales and marketing skills and a deep understanding of all areas of the telecom industry. Chris has implemented MasterStream products at his last four companies where he lead sales organizations. “MasterStream has proven to be the best software solution in our industry to expedite the sales process, increase revenue and improve customer satisfaction. MasterStream helped me increase sales faster than I ever would have been able to do without it, and I’m thrilled to be in a position to help more companies do the same.” 

“We are excited to welcome Chris Gellos to the MasterStream team,” said Jon Zakin, President of MasterStream. “Adding an executive with the industry and channel experience that Chris brings is an immeasurable opportunity for us. He’s knowledgeable and well-respected and we feel fortunate to have him here with us.” 

Most recently having served as the VP of Sales and Marketing of Alternate Channels at Frontier Communications, Gellos brings a wealth of executive-level experience to MasterStream from previous roles including, EVP of Sales at Broadvox (now Fusion), SVP of Sales at MegaPath, and VP of Sales at Speakeasy, a Best Buy company. 

About MasterStream ERP 
MasterStream ERP is committed to becoming the leading provider of quote-to-cash software solutions for the telecom industry and to eliminate the time-consuming processes, complexity, and errors associated with the telecom supply chain between providers, agents, sub-agents, and customers. This commitment continues to be the driving force behind all new development of our MasterStream automation system and continues to sustain our position as the leading provider of automation solutions within the telecom industry.

MasterStream ERP Contact:
Dianna Gearhiser
Director of Marketing

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