TSTO are such a inspiration. There work is amazing, I love the use of applying own made fonts to create a brand or theme. All of the work I have seen has been planned with a rock solid concept and is often clever, out of the norm and new. They also live in Helsinki, which gives them a plus anyway.
Flow is a personal favourite.
Shortly followed by Vuoden Huiput
I can defiantly learn from their appreciated of design into projects.