List of swimwear brands that include the most reliable types of swimsuits, trunks, speedos and bikinis available. The list of swim suit companies contains a diverse range of manufacturers--people look for a range of features in swimsuits. Many women look for the best-fitting swimsuits that are flattering, sexy, comfortable, and fashionable. Athletes may want high-performance swimsuits that are aerodynamic and slick. Men may want fashionable men's swim trunks with a pocket or without; speedo style or longer trunk style. This list includes all major swimwear manufacturers including Rip Curl, Eddie Bauer, Nike, Adidas, and more.So what are the best bathing suit brands? Users looking for a new swimsuit will want to research a variety of different brands to find the one that best suits their needs, based on use, durability, value, and style. The items on this list of popular swimsuit brands are ranked in order of customer preference.