There are lots of workplace giving programs out there. We (TechiesGiveBack - techiesgiveback.org) are looking into a program to bring workplace giving programs to smaller tech companies. IBM, cisco, goldman all have those types of things, often with a commitment to matching, but smaller tech companies who might just be getting HR departments up and running and certainly don't have corporate social responsibility depts seem to be an area that could use some prodding towards allowing their employees to give. Charity navigator has some stuff on workplace giving: http://www.charitynavigator.org/index.cfm?bay=content.view&#.... I think it amounts to a few billion per year ($4.8bn according to this link: http://www.charitynavigator.org/__asset__/_etc_/Guide_To_Wor...).