The FexEx logo has a right-facing arrow symbolising progress, movement, advancing etc. between the E and the x at the end.
Amazon offers everything from A to Z, can you spot the connection in their logo? Also, the downward curve on the arrow can represent a smile, making the logo look more friendly.
The London Symphony Orchestra logo displays the letters LSO in a handwritten typeface, but does it also look like an orchestra conductor as well? He is holding his baton in his left hand, and his right hand up towards his head.
The Sony Vaio logo cleverly incorporates the transition from analogue to digital, with the Va being formed from a sine wave, and the io being digital binary.
The Sun Microsystems logo is clever in that it spells the word Sun in a neverending circle, and can be seen at every angle.
The Planetary Society logo cleverly disguises Saturn in its logo in the first letter of Planetary.
The LG logo may at first look like a face made from the letters L and G, but if you rotate it and move the L you get Pac-Man as well!