Merski - solicitors and barristers. The sign relates to the ship helm and buddhist dharma wheel.
ForMusic Foundation promotes contemporary classical music. The mark combines the letter "M" and the triplet notes (in music notation http://pl.wikipedia.org/wiki/Plik:Viertel-Triole.png)
Architectural design bureau. Designing in building. Technical advice. The name "constravia" relates to the scandinavian roots of the bureau founder (construction+scandinavia). The mark relates to the letter "C".
Fideon - sign: pile of ideas with the letter F on the top of the pile ;). Logo for web portal (crowd funding).