Oil-Based Exterior Flat Painting

I need the entire exterior of my 4-bedroom flat (about 1,173 sq ft) freshly coated with a high-quality oil-based paint. The walls are in good shape with only minimal wear, yet I would like a professional... (Budget: $250 - $750 USD, Jobs: 3D Modelling, 3D Rendering, Building Architecture, Exterior Design, Interior Design, Painting)