There are multiple artists under the name Mark III:

1. 15-17 year old Vegas high school kids who put out a private electro funk concept album.

2. Mark III is another alias of german techno and tech-trance producer Oliver Lieb.
Under this alias he released only one production called Watermark. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.