CertifyNation is an aerospace engineering services company that specializes in the development of Supplemental Type Certifica ... tes (STC) for aircraft avionics modifications with civil aviation authorities across the world. CertifyNation engineers are certification experts, specifically trained to create design and analysis data that is compliant with civil aviation authority regulatory and guidance material. With strong, longstanding industry partnerships and engineering team agility, we have established a reputation for accelerating aerospace certification timelines and delivery speed. As a PMA (Parts Manufacturing Approval) holder by the US FAA (Federal Aviation Administration), CertifyNation is approved to manufacture FAA PMA parts, assemblies and customized kits, as well as issue authorized release documents and control preposition articles for aircraft modification and replacement projects. read more