https://www.crainsdetroit.com/article/20130901/NEWS/309019979/defense-corridor-center-nearly-full-1st-time-since-opening September 01, 2013 12:00 PM Other new small office tenants this year include the Michigan Aerospace Manufacturers Association and Mobile Data Holdings Ltd. Co., makers of CruiseCam in-vehicle camera and mount systems used by some police departments and validation equipment in a video safety systems contract for a European division of Delphi Corp. Mobile Data Holdings arrived in June from Southern California, said CEO David Scott Watkins.