Cutting bevel gears isn't something that a typical "CNC sponsor" does often. Gear shops usually use more specialized equipment. In theory you might be able cut FRC sized gears with a small endmill, but that would probably not be the best use of a new sponsor. Real bevel gears have a variable tooth profile which are a more challenging. If it can't be redesigned to use COTS bevel gears (which is what I recommend), you can make fake bevel gears with a knee mill, an indexer, cutters like this
http://www.ebay.com/itm/Lot-8pcs-Dp2...em2a3a82 b554 as detailed here
http://homepage.ntlworld.com/corromant/bevel_gears.htm