The INCOSE Regional Mini-Conference in April 2016 is organized by the five chapters in the southwest US: Central Arizona, Los Angeles, San Diego, San Francisco Bay Area, and Southern Arizona.
More details on the conference web site: rmc16.net.
Chapter Event Site:
http://www.incose.org/ChaptersGroups/Chapters/ChapterSites/los-angeles/chapter-events/conferences/regional-mini-conference-2016