Aggelos Katsaggelos – Consulting
- Tech Consultant, US Robotics, Tech Corporate Partners Program
- Tech Consultant, Ameritech, Tech Corporate Partners Program
- Lake County Astronomical Society, Lake Forest, Illinois
- Space Telescope Science Institute, Baltimore, Maryland
- Siemens Gammasonics, Chicago, Illinois, Erlangen, Germany
- Motorola, Corporate Systems Research Labs, Schaumburg, Illinois
- Failure Analysis Systems, San Jose, California
- Packet Video, San Diego, California
- DVIP Multimedia, Maryland
- Expert Witness in Patent Litigation cases
- Argonne National Laboratory
- Advisory Board Member, Lyrical Labs