Greg Blumstein - Managing Partner

 

Greg Blumstein brings over 16 years of operating experience in the IT and telecom space. He specializes in operations, product development, project management, and developing customer support protocols. Most recently, Greg served as the VP Operations at Callcentric, a provider of VoIP services operating in 150 countries around the world. As part of his role at the company, Greg was responsible for day-to-day operations, including direct oversight over all employees, as well as carrier and partner negotiations. Greg also directed the in-house development of Callcentric’s retail service including its architecture, feature-set, and functionality from initial development and in-house beta testing through 8 years of commercial operation and improvements. As a result of his efforts, Callcentric has been ranked one of the highest quality VoIP service providers consistently for over 6 years. Prior to Callcentric, Greg was the COO of Aerocall, a wholesale telecommunications firm, where he oversaw technical operations, internal software development for billing, service quality and monitoring systems, and directed product development for a new calling card as well as a VoIP reseller platform. Born and raised in NYC, Greg started his professional career at age 13 administrating a BBS for a 5,400-member local user group.

Areas of Expertise

Application Architecture, System Testing & Verification, Scaling, Customer Service Operations, IT Operations, Anti-Fraud Systems, Billing Systems, Payment Networks, Telecom Systems & Protocols