Sean’s early professional experience in the aeronautical / aviation industry included design and development work for large tactical military aircraft at Northrup-Grumman Corp, followed by general aviation aircraft development at The New Piper Aircraft within the powerplants and mechanical systems specialty.

Sean moved to the device product development industry in 1998, working for Ericsson and then Sony Ericsson Mobile Communications. While at Ericsson and Sony Ericsson, Sean helped develop mobile accessories and mobile telephone handsets and held various roles including Mechanical Engineer, Project Manager, and Platform Team Leader. Sony Ericsson provided a highly challenging and high-paced work environment in a competitive industry where time-to-market, cost, and quality pressures were paramount.

In 2003, Sean became a co-founding partner of Porticos Inc., and has since served as Director of Engineering. He has been responsible for managing both the technical leadership of many projects from various industries, and business and sales activities of the corporation.




Sean and wife, Melanie
Sean Ahr and Kevin Carpenter with families on a mountain cookout