About Pinnacle Management

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Pinnacle Executive Management

Dave D

David Dorough


Prior to the launch of Pinnacle in 1990, David worked for ITT as Systems Engineer for the Hospitality Division, managed the Technical Voice Operations Department for George Mason University in Washington, DC, and served in the United States Coast Guard as Telecommunications Supervisor for the Fifth Coast Guard District.

As President, David’s day-to-day duties are multi-pronged including overseeing technical service operations, project management, corporate strategy, customer relations and strategic alliances.

His guidance in forging partnerships with industry leaders such as Mitel Networks, Avaya, and Alcatel/Lucent, just to name a few, have allowed Pinnacle to become one of the largest telecommunications leaders in the country.

David’s visions for growth have guided Pinnacle into a nationally recognized company, increasing its customer base from 600 to 2,600 clients in less than 10 years.

Bill M

Bill Mitchell

CEO / Vice President Cloud Solutions

Bill Mitchell’s nearly three decades of experience in the hospitality sector underscores his expertise in both business development and executive management.   As Pinnacle’s CEO, Bill oversees financial operations, investment management, corporate strategy and strategic alliances and as Vice President - Sales & Marketing, he is responsible for the nationwide development of sales and marketing strategies as well as the supervision of the sales force of more than fifty salespersons.

Additionally, Bill imparts a tech-savvy awareness of finance and hospitality strategies from his numerous years in hotel, motel, and resort management. This experience has enabled Pinnacle to enjoy partnerships with every major hotel corporation in the United States, including Hilton, InterContinental Hotels Group, Marriott, Starwood, Hyatt and Choice International. Notwithstanding the strategic relationships Bill has forged with vital industry players, his focus now lies in developing and delivering solutions that evolve from real-world IP hosted scenarios to applications which go beyond what the manufacturer intended.

Bill holds a Bachelor of Science in Business and Finance from the University of Maryland.

Rich S

Richard Simmons

Vice President Operations

As Vice President of Operations, Richard anchors the heart of Pinnacle Communications Corporation’s technical base. With an endless background in communications technology, Rich began his career in the United States Air Force as a Telecommunications Systems and Control Specialist for European Digital Satellite and Long Distance Network. From there, he worked for NASA as Assistant Manager of Private Line Technical Services for the Space Shuttle Program and for ITT as Systems Maintenance Manager for the Hospitality Division.

Rich’s duties are extensive in both field operations and in the boardroom, where his vast knowledge of voice, data, wireless, and messaging serves both arenas well. He oversees a national technical base comprised of centers in thirty U.S. cities, and has played a prominent role in Pinnacle’s success transitioning from traditional TDM telephony to the new generation of Internet Protocol technologies. From sales engineering to project implementation,

Rich’s leadership and knowledge of Pinnacle’s broad range of solutions, from IP PBX to HSIA to Wireless to DirecTV, are invaluable assets for the company.