There are 6 bands called Dynamo.
Dynamo is also the name of a collaboration between DYNAmic and EskiMO. Both are psytrance artists.
A review of their one collaboration, The Acid Daze, can be found here, an interview with Jon Ford (Eskimo) mentioning the project here, and their discogs page here.
There is also a German artist called Dynamo who released Außen Vor in 2002, which was mastered by Robert Henke (Monolake). He makes abstract minimal techno/electro. His discogs page is here. This artist is also known as T++, Traktor, and Various Artists amongst other aliases. His real name is Torsten Pröfrock.
A few years after the demise of The Icemen, Carl Griffin started