Applied Energy Systems, Inc.
Semiconductor ManufacturingPennsylvania, United States51-200 Employees
Applied Energy Systems, Inc. designs and manufactures gas delivery equipment and systems for high-purity and ultra-high-purity gas handling across mission-critical processes. Its two divisions, SEMI-GAS and VERSA-GAS, address gas delivery needs in sectors including semiconductors and electronics, pharmaceuticals and biotechnology, photovoltaics, manufacturing, aerospace and defense, as well as research laboratories and universities. The company also operates Apex Precision, an ISO 13485 certified welding division that provides precision welding, marking, and QA services for mission-critical components. Headquartered in Malvern, Pennsylvania, AES is positioned as a specialized supplier of gas delivery and distribution solutions within the semiconductor manufacturing equipment space, serving a mid-sized customer base with tailored systems. In 2026 the firm received supplier awards from Applied Materials, including Best in Class Performance and Supplier Excellence, reflecting external recognition from a major customer.
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