Realistic Logo Wall Placement

I have three high-resolution JPEG shots of our exhibition stand and a separate high-res logo file. I need the logo composited so it appears perfectly flat on the same white wall in every photo—no obvious edges, lighting mismatches, or perspective errors... (Budget: £20 - £250 GBP, Jobs: After Effects, Graphic Design, Image Processing, Logo Design, Photo Compositing, Photo Editing, Photoshop, Visual Design)