Business For Design Progress

Colours:

 Working on Logo:

 Playing with business cards:

Typeface for the company. I figured Gotham which I used for the logo was too heavy, so I decided to try something else:

Letterhead

After playing with letterheads I stopped on a very minimalistic and clean variant:

As an alternative, the back side of the letter would have a pattern made up with As from the logo:

 Envelops would have a cut out logotype on the other side, so when it is closed one could see the bright blue logo (colour from inside) on a white background:

The process of playing with stationary: