I would add BrianChia to that list for complex designs.What does it involve? If it's simple, theres quite a few people that can do it. If it's very complex, I'll recommend IonSQL, JBLcamry, Mr. Cabinetry or THUMPPER if he designs his own enclosures.
im looking for the best designer on this forum to design me a new box for my APX15. if you feel you are the best then PM me.
ill second BrianChia for a box designer, and a great guy to do business withI would add BrianChia to that list for complex designs.I might be able to help you out depending on what you are looking for, but I don't consider myself the best by any means.