Vice President, Manufacturing and World Wide Operation of National Instrument
As vice president of manufacturing for National Instruments, Rob Porterfield oversees the worldwide manufacturing organization including purchasing production, operations, and services. Porterfield and team focus on continuously improving customer satisfaction and production efficiency, lowering material costs, reducing quoted product lead times, managing inventory levels, and ensuring the timely release of new products into production. Since joining NI in 1993 as a warehousing supervisor, Porterfield has held positions including materials manager, planning manager, director of international operations and global planning, and director of international operations and global supply chain. Prior to joining NI, Porterfield worked as a design engineer at General Dynamics. Porterfield holds a master’s degree in business administration from The University of Texas at Austin and a bachelor’s degree in aerospace engineering from Auburn University.





Geert C. Visser is currently the President of the Netherlands – American Chamber of Commerce, Texas Chapter and the former Honorary Consul of the Kingdom of the Netherlands He has exercised the position of Executive Secretary of the Consular Corps of Houston, Texas, since 2006. On January 01, 2010, Geert Visser was appointed Regional Director in the U.S. for the Port of Rotterdam. Since 1982, Geert Visser has occupied the position of President of Global Marine Transport Inc. With more than 30 years of experience in the Marine Transportation industry, Geert has carried out and contributed to Marine Transportation projects throughout the world. Prior to his relocation to Houston, in 1978, Geert was Vice President of the Dutch Marine Installation company of Heerema Marine Contractors and as such was stationed in The Hague, The Netherlands, in London, England, in Aberdeen, Scotland, and in Port Gentile in the Congo. Geert’s work environments have exposed him to different cultures and his extensive work experience has consistently involved operation management, diplomacy, and technical and security issues. Geert Visser is a Dutch national and has a Bachelor’s Degree from the University of The Hague, The Netherlands. Besides his native Dutch, his languages include English and German.











