You made them Alternate Space, they asked for alternate font xD
All the concepts are cool it's hard to decide which one to pick if I was the client/company. I love pixel-art, and am looking forward to seeing those 2 characters of yours.
Also, I don't mean to be a grammar nazi or anything, but you might want to fix your gaming tag, just letting you know so that your post can get more visitors from the gaming tag...
hahah gamming. Thanks:)