The official logo of <a href="https://en.wikipedia.org/wiki/A._Eicoff_%26_Company" class="extiw" title="en:A. Eicoff &amp; Company">A. Eicoff &amp; Company</a>, an advertising agency based in Chicago.
A. Eicoff &amp; Company
<a rel="nofollow" class="external free" href="http://www.eicoff.com/design/img/logo.png">http://www.eicoff.com/design/img/logo.png</a>