I started playing competitively with Quake 3 Arena.

From the beginning to this present day I have been in 20+ clans over 6 different mods.

Q3 CTF

CiC - Cable Internet Clan
iNf - Inferno
nV - Clan Envy
KR - Knights of the Round
32nd - 32nd Core
IQS - International Quake Squad
gzd - Gunzoids
UK - United Kingdom Q3 CTF

Q3 TDM

CiC - Cable Internet Clan
vGo - Vertigo
.dll - Don\'t Like Losing
wCm - Wreckamob
PsY - Psy Clan

RA3

iNf - Inferno
rg - Railgunners
if - Infamous Fraggers
[D] - Defiance
in - Induce
EK - Evil Killers
elysium - Elysium Threewave RA3
UK - United Kingdom RA3

Q3 CTFS

CiC - Cable Internet Clan
KR - Knights of the Round
PsY - PsY Clan
ENG - England Q3CTFS Team

Q3 CCTF

spks. - Spooks

Q4 CTF

EK - Evil Killers
jobos - Clan Jobos

Q4 TDM

Levi - Levitation
[R] - Reason Gaming
UK - United Kingdom Quake 4 TDM

Q4 RA4

EK - Evil Killers

Here are my lan achievements thus far.

Savage Lan 7 - Quake 3 Capturestrike - 1st Place: Knights of the Round - *KR
Savage Lan 8 - Quake 3 Capturestrike - 1st Place: Knights of the Round - *KR
Savage Lan 9 - Quake 3 Capturestrike - 1st Place: PsY Clan - PsY.
Savage Lan 10 - Quake 3 Capturestrike - 1st Place: Demonic Core - DC.
Drome 11 - Quake 3 Capture The Flag - 1st Place: Gunzoids - gzd.
Drome 11 - Quake 3 Team Deathmatch - 4th-6th Place: Gunzoids B Team - gzd.
Jolt Bloodline - Quake 3 Capture The Flag - 1st Place: Gunzoids - gzd.
I-Series - i-26 - Quake 4 Duel - 3rd Place
ESWC UK 2006 - Quake 4 Duel - Joint 5th
ESWC UK 2006 - Trackmania Nations - 1st Place
Covlan 3 - Quake 4 Team Deathmatch - 2nd Place
I-Series - i-28 - Quake 4 Duel - 4th Place

I hope to do well in Quake 4 now with Team Dignitas and the other clans that I am in at the moment.