Plantronics, Inc. announced the appointment of Carl Wiese as executive vice president, chief revenue officer, global head of sales, effective immediately. Wiese brings more than 30 years of experience in sales, marketing, services, and product management for enterprise technology leaders. Wiese comes to Poly following a role as the president of global sales and service for BlackBerry Limited where he was hired to transform the company from a device business to one of the most respected cyber security companies. While at Blackberry, Wiese was responsible for leading the company's enterprise software business. Prior to his role at Blackberry, Wiese has also held executive positions at Apple, Avaya, Cisco, Lucent Technologies Inc., and Texas Instruments. Wiese will report to chief executive officer, Joe Burton, and will serve on the company's senior leadership team.