So here's the true list of Founding Users -- those accounts created before the site went "public".
Most were associated with the standup of the site in some way. Others were their friends/coworkers.
|CowboyNeal||Jonathan Pater||1999-10-26 22:31|
|CmdrTaco||Rob Malda||1999-10-27 00:21|
|dbrown||Darrick Brown||1999-10-28 03:37|
|DiBona||Chris DiBona||1999-11-03 00:05|
|vroom||Tim Vroom||1999-11-12 00:53|
|pschoonveld||Patrick Schoonveld||1999-12-02 06:56|
|nate||Nathan Oostendorp||1999-12-22 22:36|
|dem bones||Ryan Postma||1999-12-23 16:49|
chromatic and robo joined a little later.
Note that there were, of course, other accounts created during that timeframe: administrative and "non-player" accounts such as root, faq_monk, and Anonymous User, as well as test accounts by vroom and nate such as Perl Friar, sgtbaker, and Master Aalnan.
I reckon we are the only monastery ever to have a dungeon stuffed with 16,