How MLS went from 3 owners and 10 teams in 2003 to 6 owners and 12 teams in 2005. Includes the new owner for Colorado Rapids, and the entry of Chivas USA and Real Salt Lake.
Source:
From Owner to Quietest Sports Emperor by Jere Longman
https://www.nytimes.com/2010/01/15/sports/soccer/15owner.html
Mexico’s Chivas to Play MLS All-Stars by Grahame Jones
https://www.latimes.com/archives/la-xpm-2003-jun-24-sp-chivas24-story.html
2 Decades of MLS
https://www.sportsbusinessdaily.com/Journal/Issues/2015/03/02/In-Depth/Timeline.aspx
How Real Salt Lake Went From Dave Checketts to Del Roy Hansen
https://www.rslsoapbox.com/2017/2/2/14395874/real-salt-lake-checketts-hansen-ownership-style