Just found the answer if anyone cares. They say they do, this taken directly from there contact button:
Saltwaterfish.com goes to great lengths to ensure that you receive the highest possible quality of live fish, corals, and invertebrates. Our fish go through a specialized acclimation and quarantine process that allows them to be in peak health when they are ready to be shipped to our customers. We use the top fish collectors and suppliers from around the world who play an important role in providing our customers with nothing but the best. We are very serious about the live fish, corals, and invertebrates we offer and we know that our customers are just as serious about the investment of time and money they have in their aquarium. We take every step possible to provide our customers with the best possible livestock beginning at the collection process all the way to the time your order arrives at your front door. Every fish, invertebrate, and coral is closely inspected by our experienced Live Goods Managers so they arrive to you in peak condition.