Alexander Holl is founder and managing director of 121WATT , which focuses on seminars on online marketing, SEO, Google AdWords and AI with ChatGPT in Munich, Hamburg and Berlin. More than 20 years Internet and 15 years search machine marketing & Web analysis coin the CV of the learned business economist. In this time Alexander was among other things managing director at kalaydo.de, in the European management of Yahoo! and in responsible positions with AltaVista and Cable & Wireless. Alexander Holl is a member of the SEO expert council of the BVDW and teaches online marketing and search engine optimization at Steinbeis University. Holl is also a Google Analytics consultant at the Google Partner Academy.