Stephen Spangler

Stephen Spangler is an accomplished sales and operations professional with extensive experience in the glass and architecture industries. Currently serving as National Sales Director at Skyline Design since May 2023, Stephen also founded Iron Mountain Concepts in December 2021, specializing in the manufacturing and distribution of specialty glass. Previous roles include Vice President at Glass Apps, LLC, and Project Manager at Marmol Radziner + Associates, where responsibilities ranged from client relations to budget management. Stephen was a Partner at Spangler-DiGiacomo LLC and held several positions at NVR, Inc., focusing on sales, marketing, and project management. Educational credentials include a degree in Operations Management and International Business from Penn State University and additional studies in Operations Management Principles and Practices at the University of Cape Town.