All painted in Photoshop from scratch. Made it up as I went along. This image is a personal project, so doesn't belong to anyone else, i.e. a client. To buy the full license to this image would cost £60 ($100).
JL Conceptual Enterprises (circa 2010) - part of the JLC Group.
A company that specializes in construction. Now the ONLY construction company left on Earth.
This image took about 5 days to complete. The cost for an image like this from scratch would be £400 to £500 ($640 to $800).