Choosing the right web design firm that is capable of setting up the site for future scaling up of functionality is a wise choice for a small or growing business to make. One of the 10 leading options for the best web design firm in the United States is LightMix. This firm is experienced with accessible site designs. It understands that vision impairments could make it difficult for a person to differentiate between certain colors of text or a light font color on a dark background. LightMix also ensures that the site does not cause any unpleasant after effects, such as migraines from flashing animations. By testing the page speed and loading time, LightMix ensures that people who visit their sites on smartphones will have a smooth browsing experience. LightMix works to build sites that set their clients apart. If a client needs new functionality added, LightMix is always ready.