William Jonker is a seasoned professional with extensive experience in strategic partnership management and business development, currently serving as a Strategic Partner Manager at VodafoneZiggo since January 2017. In this role, William focuses on enhancing relationships with key partners in the B2B Enterprise Market to achieve business objectives and maximize revenue. Prior to VodafoneZiggo, William worked at Vodafone from December 2002 to January 2017 in various capacities, including Business Partner Manager and Senior Account Manager, specializing in the SME Enterprise Market. William’s strong sales background is supported by a degree in HBO Commerciële Economie from Rotterdam University of Applied Sciences and additional training in sales and economics.
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