Content from Markku Report Comparing the Sustainability and Energy Consumption of Glass, Porcelain, and Composite High Voltage Grid Insulators Contributors Tim Van Remmen Engineering Manager, LAPP Insulators Eduardo Hilsdorf Sales Director LATAM, PPC Santana Christoph Purucker Global Head of Technical Product Design, LAPP Insulators Thomas Zembsch Sales Director, LAPP Insulators Amith Karanth Application Engineer, PPC Insulators Patrick T. Maloney Chief Engineer, PPC Insulators Ian Grant Planning Coordinator, Tennessee Valley Authority