The Omega (#24) chapter at the University of Arizona was installed April 4, 1929. Charter members of the Omega chapter include: H. H. McMullen; Godfrey Atwater; Elmer Coker; Fred Noon; Claude Soule; Wm. H. Fowler; James Fruin; William Leslie; Richard Whipple; Waldo Huber; W. Ralph VanSant; Wm. A. Hamilton, Jr.; and Karl Butler.