San Francisco Science Fiction Conventions was formed in 1991 to run ConFrancisco, the 1993 Worldcon. It was granted tax-exempt status under section 501(c)3 in 1992. Since then SFSFC has run numerous conventions and genre events.

1993: ConFrancisco, the 51st World Science Fiction Convention in San Francisco, California
1998: World Fantasy Con 1998 in Monterey, California
1999: Construction, the Bay Area Convention Runner’s Convention, in Milpitas, California
1999: SMOFcon 17 in New Orleans, Louisiana
2000: Conolulu, the 53rd Westercon in Honolulu, Hawaii
2002: ConJosé, the 60th World Science Fiction Convention in San Jose, California
2005: Construction 2005, the Bay Area Convention Runner’s Convention, in San Jose, California
2006: Construction 2006, the Bay Area Convention Runner’s Convention, in San Jose, California
2007: Construction 2007, the Bay Area Convention Runner’s Convention, in San Jose, California
2009: World Fantasy Con 2009 in San Jose, California
2010: SMOFcon 28 in San Jose, California
2011: Corflu 28 in Sunnyvale, California
2011: Local support for the Science Fiction Outreach Project at WonderCon in San Francisco, California
2011: Westercon 64 in San Jose, California
2013: Local support for the SFWA Nebula Awards Weekend in San Jose, California
2013: Westercon 66 in Sacramento, California
2014: Local support for the SFWA Nebula Awards Weekend in San Jose, California