Marketing Tech companies dominate list of most valuable brands Apple, Samsung, Google, and Microsoft retained their positions at the top of Brandirectory’s list of the 500 most valuable brands in the world. By Matt WilsonFeb. 19, 2014 SHARE Ragan Insider Premium Content To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.