Set of images for financial website

I want to create solid, good looking website. Got a design, now I need somerolling headers. So I came up with idea to have 4-6 nice original photos it that changing header. Dont want that it would be photoshoped a lot photos. Just some ideas how ti can be more attractive. Looking for a creative person who can do images from scrach, not downloading from internet and combining them. All those images have to follow same theme and style. Photography, art work, desing skills are needed.