Right now I've got wlp001, wlp007, wlp500 and Wyeast 1968. Needing to be cultured up I got JP Bam Biere, Bell's yeast, and Ommegang. I did 5 or 6 vials of each yeast I froze. I figure if I run low on a strain I'll just reculture from the last vial, which should make this yeast last quite awhile.