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Vlad Shmunis
Chairman of the Board and CEO
Mr. Shmunis brings more than 20 years of systems architecture and telecommunications experience to RingCentral. Prior to founding Ring Zero Systems, Inc. in 1991, Mr. Shmunis held engineering development and technical management positions at Hewlett-Packard, Convergent Technologies, and most recently as Director of Software Development at Ampex corporation, where he spearheaded development of a pioneering embedded object-oriented kernel. Mr. Shmunis has been instrumental in RingCentral’s growth from inception to profitable industry leader with international recognition, its sale to Motorola, as well as the subsequent management buyout. Mr. Shmunis earned both his BSCS and MSCS degrees from SFSU, and also attended Berkeley’s Executive MBA program.
Vlad Vendrow
Co-founder and Chief Technology Officer
Co-founder of Ring Zero Systems and later director at Motorola, Mr. Vendrow is the key architect of the RingCentral product suite. His accomplishments include leading the development of a software product that shipped over 20M copies worldwide. He also developed the architecture of RingCentral’s patent-pending VoIP softswitch platform and its award-winning application suite. Mr. Vendrow has a MS degree in Applied Mathematics from St. Petersburg State University.
Mike Kerr
Vice President, Operations
Mr. Kerr brings twenty five years of telecommunications sales, marketing, and operations management experience to the RingCentral team. Prior to joining RingCentral, Mr. Kerr worked with GoBeam (Covad) for five years, serving in various sales and operations roles. He also served as Vice President and General Manager for Globalstar USA (Vodafone/AirTouch), where he had full profit and loss responsibility for the satellite business in the North America region. Prior to his stint with Globalstar, Mr. Kerr was the VP/Regional Manager for AirTouch Paging, a position he held for nine years. In this role, Mr. Kerr had profit and loss responsibility for Western region operations. During the early 1980’s, he served as Controller and Regional Manager on behalf of Communications Industries’ paging and cellular divisions. Mike has a bachelor’s degree in Finance from Texas A&M and an MBA from the University of Texas at Austin.
Jay Blazensky
Vice President, Business Development
Mr. Blazensky is responsible for RingCentral’s growth initiatives by establishing new channel partnerships and driving strategic relationships with key industry players. Prior to joining RingCentral, Mr. Blazensky played an instrumental role at Sylantro Systems, spearheading business development and strategic sales initiatives. Additionally, Mr. Blazensky has held positions as the director of business development at Innomedia, an IP convergence solution, and was the vice president of marketing and co-founder of Digicom Systems, a leader in communication systems integration. In his 23 years of telecom industry experience, Mr. Blazensky continues to help companies blaze the path for developing personal Internet telephony products.
Robert S. Pearlstein
Vice President, Channel Development & Sales
Mr. Pearlstein brings to RingCentral over 15 years of experience in the communications and technology sectors with extensive channel, sales and marketing experience, including sales efforts with major telecommunications providers and systems integrators. Previously, he served as Vice President of International Sales and Channel Development for Sylantro Systems Corporation. Prior to Sylantro, he led Sales & Marketing for Oki Network Technologies, where he served in roles of increasing responsibility in sales, strategic alliances and planning. Mr. Pearlstein’s educational background includes a Master’s Degree from the American Graduate School of International Management (Thunderbird), and the AEA Executive Program at Stanford University.
Boris Elpiner
Vice President, Marketing
Mr. Elpiner brings more than 20 years of experience in messaging, telecommunication, and networking products. Prior to joining RingCentral in 2004, Mr. Elpiner served as the VP of Worldwide Marketing for Castelle [NASDAQ: CSTL], where he led marketing and product development efforts to grow the company into a leader in the corporate fax server market. Mr. Elpiner has held management positions at Global Village Communication, Cadence Design Systems, Daisy Systems, MCC Powers, Matsushita Electric, and Northern Telecom. Mr. Elpiner has an MSEE from the Moscow Institute of Telecommunications, and a master’s degree in Engineering Management from Northwestern University.
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