Sealevel Systems, Inc. Achieves Prestigious AS9100D Certification, Strengthening Commitment to Aerospace-Grade Quality and Customer Satisfaction
Liberty, SC – (May 29, 2025) – Sealevel Systems, Inc., a leading designer and manufacturer of embedded computing and I/O solutions, proudly announces that it has achieved AS9100D certification, a globally recognized quality management standard for the aerospace and defense industries. This achievement marks a significant milestone in Sealevel’s commitment to delivering the highest levels of product and service quality across mission-critical applications.
“Achieving AS9100D certification reflects our team’s unwavering dedication to continuous improvement, risk mitigation, and delivering superior products to customers operating in the most demanding environments,” said Susan O’Hanlan, President at Sealevel. “This milestone not only enhances our competitive position in aerospace and defense, but it reinforces the confidence our customers place in our solutions.”
Building upon its ISO 9001:2015 certification earned in 2018, Sealevel’s AS9100D registration affirms that the company has implemented a robust quality management system tailored to the stringent demands of aerospace, aviation, and defense sectors. The certification was granted following a comprehensive audit conducted by TÜV SÜD America Inc., a trusted global partner of choice for safety, security and sustainability solutions, validating Sealevel’s commitment to rigorous quality standards across all operational areas—from engineering and design to production and customer support.
AS9100D incorporates all ISO 9001:2015 quality requirements while adding critical aerospace-specific components including:
• Enhanced product safety protocols
• Risk and project management procedures
• Configuration and work transfer control
• Management of counterfeit parts
• Emphasis on ethical behavior and human factors
For customers, AS9100D certification provides the strongest assurance available of Sealevel’s capabilities in consistently delivering reliable, high-performance computing and communications hardware. It assures that every product is developed and manufactured within a framework that prioritizes traceability, compliance, and continuous quality improvement.
Sealevel’s certification is particularly relevant to customers in the aerospace, aviation, space, and defense sectors—industries where zero failure tolerance, quality assurance, and regulatory compliance are mission-critical.
Organizations within the aerospace industry utilize resources such as Online Aerospace Supplier Information System® (OASIS), an online database containing a list of suppliers certified/registered under the IAQG rules that comply with the aerospace quality management system requirements (9100 series), for supplier selection and surveillance.
About Sealevel Systems, Inc.
Sealevel Systems, Inc. designs and manufactures American-made industrial computers, serial and digital I/O solutions, and embedded computing systems engineered for critical communications. Trusted by leaders in military, aerospace, transportation, and industrial automation, Sealevel delivers rugged, reliable hardware with accelerated time to market and expert, semi-custom design services. The company is headquartered in Liberty, South Carolina, with engineering and manufacturing operations all under one roof.
