AAF International (American Air Filter) Email Format

Renewable Energy Semiconductor ManufacturingKentucky, United States1001-5000 Employees

AAF International (American Air Filter) is a Louisville, Kentucky-based company with 1,001 to 5,000 employees, operating in the Renewable Energy Semiconductor Manufacturing sector. The company develops clean air products and systems, offering filtration solutions ranging from roughing filters to high-efficiency filters, air pollution control, and gas containment removal for clean environments. It is a member of the Daikin Group, as noted in recent announcements. The firm has engaged in notable projects and product lines, including a custom HEPA filter for NASA's Artemis II spacecraft and the BioShield Line for animal science introduced at a major industry expo in 2026. In its recent history, AAF International announced a closure of a facility in Ardmore, Oklahoma in 2025 with corresponding headcount reductions, reflecting ongoing organizational changes.

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