Frank Ettenberg is listed at absolutearts.com, one of the leading internet marketplaces for contemporary art.
Link to Frank Ettenbergs portfolio at absolutearts

Frank Ettenberg recently became a member of the Idiosynchronism art community.
Visit the website at www.niccosta.com for additional information on this movement.

Did you ever take a look at Frank Ettenbergs flickr album?
Also on flickr: a photograph of "Deep Sea Falls", a wonderful painting by Frank Ettenberg.