As the North American arm of the global YKK AP group of companies, YKK AP America is a technology-oriented manufacturer of commercial facade systems and residential doors and windows. With every finished good, we push the boundaries in next generation manufacturing. With every architectural application, we create new value. Combined with our close customer connections, this forward-thinking approach enables us to offer the latest in comfort and energy conservation for a more sustainable society. Our subsidiary brand, Erie Architectural Products, partners with glazing contractors to design, test and engineer building envelope solutions for large-scale projects using its ENVIRO|FACADES curtain wall systems.