Welcome to PCA Aerospace PCA Aerospace is a fully diversified aerospace company that began operations in 1963 at their El Segundo, California facility. In 2003 PCA Aerospace was purchased by Peter Webber, Jackie Webber and Robbie Robinson. In the summer of 2005 PCA Aerospace formed PCA Aerostructures as a wholly owned subsidiary of PCA Aerospace. Currently PCA Aerostructures has added to their El Segundo facility with additional locations in Orange County, California