From #openttdcoop wiki
Active Members of #openttdcoop 
- Ammler , the one who dances with the newgrfs *
- dwarf , big brainmelt comes in small packages!
- Hylje , the silent guy always and never around.
- KenjiE20 , the master of puppets, pulling your strings *
- LoPo , the guy who does random shit.
- Mark , occasional world traveler
- Mazur , the senile one, who know nothing, no-thing! *
- mfb , always wants to try something new
- Mucht , the oldie who controlls our community from background.*
- ODM , the innocent black lamb of #openttdcoop *
- Osai , doctor of the web and autopilot, who can hit back, if needed *
- Phazorx , what does a communist in the tycoon world?
- planetmaker , Make(file), newgrfs and patches *
- SmatZ , pest-controller on all levels of OpenTTD(coop) *
- ^Spike^ , the last Dutchy
- StarLite master of the magic roundabout that everybody fears ;-)
- Sylf , the oblivious, always getting into troubles
- thgergo , the one who builds bridges
- Thraxian , makes some little members
- tneo , the spelling angel *
- V453000 , the network construction consultant
- valhallasw , BOFH, Wiki-god and mainly werkloos *
- XeryusTC , Rebellous doing-stuff-differently-from-convention type of guy *
Note: * Admins have shell access to our servers, all others have rcon access
Honorary Members of #openttdcoop 
- Brianetta (our amiable host who is responsible for making #openttdcoop to such a vital community it is today) *
- Phoenix the II (our host for the most busy PublicServer, thanks to him, we don't need to finish a game, because of the server limits.)
- TrueLight (for being a bugfixer over ... a long time ;-) )
Currently Inactive Members of #openttdcoop 
- Adm.Spock still too busy with other things in life, but "I'll be back"!
- Combuster joins and parts the whole day *
- Kommer , we lost his exclusive love to openttd
- Progman , builds bigger networks on his Pentium2 at home, than 20 members on publicserver. *
- uliko , omnipresent
The usual suspects around the Public Server (add yourself)
And of course all the others above!
Exsuspects & retired members
If you are on the ex-suspects list and you start playing again, please move yourself up to the suspects list ! If you are still active and on the ex-suspects list, sorry for the moving :) we sometimes cannot find an IRC log of you while you are still active