Custom Painting Inc. offers comprehensive wood staining services that are specialized in the baseboard, crown molding, facing, recessed frames, doors and walls. Custom Painting Inc. Wood comes in several stable timber species that either suit the fresh wood or is ready for staining or painting with the prepared content. When your tinting job is complete, wood tin finishing gives the natural color of the wood that is our last step in tinting and refinement of the wood. We use a water-based stain of your choice when we stain your wood. You want to demonstrate the elegance and the character of the wood grain in the stain color.