i like #3- only b/c it reminds me of the old robocop "ocp" logo...
9 looks the most corporate/professional...
and 7, the one you're using now, methinks is saying "hey, i took a class in photochop!"
dump it!
you want your logo to be recognizable in black & white, in a relief... whatever.
and vector, vector... never know where you're gonna want it.
think pepsi swirl... nike swoosh.. identifiable without reading.
