Manit and team are professionals; exactly what you as a professional would want. Bought 5 shirts, 3 pants and a jacket for 18k baht, which is slightly pricey by Patong standards, but worth every penny for the customisation and quality.
Pro Tip: Friday evenings are hectic. Try to avoid and go on Saturdays instead. They can whip your order up within 24 to 36 hours.