DTC is a Chicago digital marketing agency providing progressive SEO, PPC and inbound marketing solutions. Our mission is to make a. Mar 29, 2010  · Ad Age’s Bradley Johnson presents a timeline of marketing, media and ad agencies, showing advertising industry developments from 1930 through 2010. (MENAFN Editorial) Internet marketing company in Portland, Effective Web Solutions makes business digital solutions real and easy. Founded in 2009 by advertising-focused individuals who are…