a4 Advertising
Siyan Zhang is a seasoned data analyst with extensive experience in data analytics and strategic marketing. Currently serving as Senior Data Analyst at a4 Advertising since November 2019, Siyan previously held roles at SiriusXM as a Strategic Marketing Intern and at Stevens Institute of Technology as a Graduate Assistant. Siyan's expertise includes automation of data processes using R, data extraction with SQL, and performance analysis through Python and Tableau. Additional experience includes program analysis at Move This World and consulting services at CITIC-Prudential Life Insurance Company Ltd. Siyan holds a Master's degree in Business Intelligence & Analytics from Stevens Institute of Technology and a Bachelor of Arts in Economics and Financial Management from the Lazaridis School of Business & Economics at Wilfrid Laurier University.
a4 Advertising
a4 advertising is an advanced advertising and data company that provides audience-based, multiscreen advertising solutions to local, regional and national businesses and advertising clients. a4 enables advertisers to reach more than 90 million U.S. households on television through cable networks, on-demand and addressable inventory across the U.S., and more than 45 million U.S. households through authenticated, privacy-compliant IP addressability supported by rich data sets and powerful analytics and attribution services in a simple, user-friendly way.