Prototyping Mixed Signal Circuit Board

I'm in need of a medium-sized (4 to 6 square inches) circuit board for prototyping purposes. The board will need to accommodate mixed signal components, so experience with these types of components is crucial. Your expertise in consumer electronics and industrial applications will be a plus, as I aim to create a versatile board that can cater to both fields. The ideal candidate will have a solid background in circuit board design and prototyping, with a keen understanding of both analog and digital components.