There are four people in the image. They appear to be working in a workshop or factory setting. The person on the left is wearing a green shirt and appears to be engaged in some task. The person in the middle is dressed in a black jacket and appears to be observing or supervising. The person on the right is also dressed in a black jacket and seems to be working closely with the person in the middle. The person on the far right is partially visible and appears to be standing near a table.