This is just the basic colonization, chartering, closing information--please add any information if you happen to be one of the precious few on this board who attended GMU
1967
:March 9 - Lambda Tau Omega local sorority founded
1968
1969
1970
:March 8 - Lambda Tau Omega becomes a Chi Omega Colony
:Tau Kappa Epsilon Colony chartered as Mu Omega Chapter (NIC)
:Kappa Sigma Colony chartered as Kappa Phi Chapter (NIC)
:September 26 - Chi Omega Colony is chartered as Chi Kappa Chapter (NPC)
1971
1972
:Phi Mu Colony is chartered (NPC)
1973
1974
1975
1976
1977
1978
:Alpha Omicron Pi Colony is chartered as Gamma Alpha Chapter (NPC)
1979
1980
:Sigma Phi Epsilon Colony is chartered as VA Mu Chapter (NIC)
:October 18 - Zeta Tau Alpha Colony is chartered as Theta Chi Chapter (NPC)
1981
1982
:Theta Chi Colony is chartered as Eta Chi Chapter (NIC)
:Alpha Kappa Alpha is chartered as Omicron Iota Chapter (NPHC)
1983

elta Sigma Theta is chartered as Omicron Rho Chapter (NPHC)
1984
1985
:Kappa Alpha Psi is chartered as Mu Mu Chapter (NPHC)
1986
:Sigma Nu Colony is chartered as Lambda Beta Chapter (NIC)
:Pi Kappa Phi Colony is chartered as Zeta Epsilon Chapter (NIC)
:Alpha Phi Alpha is chartered as Iota Alpha Chapter (NPHC)
:Sigma Nu Colony is chartered as Lambda Beta Chapter (NIC)
1987
1988
:March - Alpha Phi establishes Eta Lambda Colony
:April 22 - Phi Kappa Sigma Colony meets for the first time
:October 20 - Alpha Phi Colony is chartered as Eta Lambda Chapter (NPC)
:Omega Psi Phi is chartered as Eta Delta Delta Chapter (NPHC)
1989
:Phi Kappa Sigma Colony is chartered as Gamma Xi Chapter (NIC)
:Kappa Alpha Order Colony is chartered as Epsilon Phi Chapter (NIC)
:Alpha Chi Rho Colony is chartered as Gamma Chi Phi Chapter (NIC)
:Phi Beta Sigma is chartered as Rho Tau Chapter (NPHC)
1990
:Gamma Phi Beta Colony is chartered as Epsilon Pi Chapter (NPC)
1991
1992
:April 20 - Phi Kappa Theta Colony is chartered as VA Gamma Mu Chapter (NIC)
:Alpha Kappa Lambda Colony is chartered as Beta Chi Chapter (NIC)
:Fall - Garnet and Gold Club Interest Group established with the intent of colonizing Pi Kappa Alpha
:Sigma Gamma Rho is chartered as Mu Omega Chapter (NPHC)
:Zeta Phi Beta is chartered as Zeta Omicron Chapter (NPHC)
1993
April - Pi Kappa Alpha Colony established
April - Phi Sigma Kappa Colony established
1994
1995
:Pi Kappa Alpha Colony is chartered as Kappa Theta Chapter (NIC)
:November 18 - Phi Sigma Kappa Colony is chartered as Xi Septaton Chapter (NIC)
1996
1997
:Beta Theta Pi closes their chapter at GMU for financial/recruitment reasons
:Alpha Xi Delta Colony is chartered as Iota Alpha Chapter (NPC)
:Phi Mu is closed
1998
1999
:Lambda Pi Chi is chartered as Mu Chapter (MGC)
2000
2001
2002
:April - An Interest Group is formed with the intent of establishing a chapter of Chi Psi at GMU
:August 1st - Chi Psi Nationals vote to Colonize the Chi Psi Interest Group at GMU into Omega Delta Colony
2003
:Phi Kappa Sigma has its charter removed
:August - Chi Psi's Omega Delta Colony is chartered as Alpha Omega Delta Chapter (NIC)
:October - Interest group for Pi Lambda Phi (NIC) is formed
:Interest group for Kappa Delta Rho (NIC) is formed
:An unofficial organization is formed called "Lambda 'cash money' Pi"--a mock fraternity concerned only with partying
2004
:Kappa Phi Lambda establishes a colony at GMU
:August - Interest group for Pi Lambda Phi shuts down
2005
2006
:Sigma Chi has its charter removed without the possibility of re-chartering for a period of ten years
:ABSOLUTE interest group is formed to being a men's Asian fraternity to GMU
:Gamma Xi Chapter is re-chartered (NIC)
:Pi Kappa Phi is suspended for one year