The SimpleBGC GUI software should run on mac, simply double click on the SimpleBGC_GUI.jar to run the program. Also you will need to make sure that you have the correct drivers installed, you can download the mac drivers here, the mac version is a little down the page.
Do you not see any lights on your board? Are you sure you connected the right battery with correct polarity? If you are not sure you can share a pic of your setup and perhaps one of us can help.