if I were you, I'd contact them through their website. Then, if that doesn't work, you can call up to headquarters to get their contact information...or try their consultant.
chapter's website:
http://alphaphizeta.org/
chapter's contact webpage:
http://alphaphizeta.org/contact_us.asp
LCA headquarters:
317-872-8000
chapter's ELC:
Christopher Sprowl - csprowl
AT lambdachi
DOT org