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CA Design is dedicated to providing our customers with the information needed to help ensure that their experience with us is satisfactory. The following documents are available to provide you with more insight as we continue to do business with each other. Our Terms and Conditions details the information regarding the contract between CA Design and the supplier. We also have provided copies of our AS9100D Certifications and ITAR Registrations. These certifications are proof of our level of professionalism and commitment to providing only the best for the industry.

Please review CA Design’s General Terms and Conditions for Purchase Order. The Purchase Order governs the contract between the supplier and COSTELLO APRIL DESIGN, INC. or one of its subsidiaries.

The Perry Johnson Registrars, Inc. Certificate of Registration is proof that the Quality Management System of CA Design, Inc. is in conformance with ISO 9001:2015 and AS9100D.

The International Traffic in Arms Regulations Registration is proof that the Office of Defense Trade Controls Compliance has received and approved of CA Design’s registration statement and fee to register as a manufacturer.

Supplier Resources

Costello April (C/A) Design recognizes that its ability to meet customer needs, and be the premier thermal solutions provider, depends on the extended enterprise of the supply chain. C/A Design is proud to work with a diverse range of specializations throughout the industry, and knows these relationships are critical to continuously improving and meeting customer expectations. C/A Design provides heat exchangers and electronic enclosures in the Aerospace and Defense markets requiring the utmost compliance to product quality, safety, and ethical behavior throughout our supply base. C/A Design suppliers shall ensure their employees are aware of their contribution to and importance of product conformity, product safety, data security(NIST/ITAR) and ethical requirements.

Suppliers must be flexible, and open to adapting their interactions and work with C/A Design to deliver a through-life service to our customers. C/A Design intends to maximize the value added by the wealth of innovative technological skills and capabilities at every level of the supply base, and work with suppliers from any background or industry to match innovative capabilities with customer requirements. Most importantly, C/A Design strives to conduct business in a principled manner, maintaining the utmost integrity and respect for its supply partners.


The International Traffic in Arms Regulations Supplier Agreement explains the technical and security requirements for all of our suppliers.