A product design agency is a company that specializes in developing and designing new products. These agencies typically have a team of designers and engineers who work together to create prototypes and test products. In many cases, a product design agency will also be responsible for marketing the product and managing its production. Many large companies have their own in-house product design teams, but smaller businesses often outsource this work to agencies. There are many benefits to working with a product design agency, including access to specialized expertise and the ability to focus on other aspects of the business. However, it is important to choose an experienced and reputable agency in order to avoid costly mistakes.