Here is a Matlab repository that can read EEG files from TOny's lab and convert them into Matlab usable format, from Reza Moein Taghavi:
These were modified and expandedon by Daniel Yi: Daniel github
cd to/tutorial/directory addpath(genpath(fullfile('.','code')));
To run on your own data, remove the files from export and put your exported files into the export directory. You will also need to change some paremeters in the script which tell it information about the data and what frequency components to do the analysis on.