Justin Marciszewski is a Data Analyst who discovers valuable insights from clients’ business data so they can make the most informed, data-driven decisions possible.
Justin was the Founder & Principal Data Analyst at Harbor Island Analytics where he helped e-commerce operators more profitably leverage behavioral data. He earlier co-founded Sweetmetrics, an e-commerce consulting firm which focused on optimizing email and other digital marketing activities through analytics.
He earned a B.S. of Finance and Mathematics from University of North Carolina at Wilmington and brings a unique blend of expertise in: Google Analytics (and its API), Adobe Analytics (SiteCatalyst, and its APIs), Data Warehousing (BigQuery, MySQL, SQL, Google Cloud Platform, AWS), Data Mining, Analysis and Reporting (R, RStudioServer, yhat Sciencebox, Tableau, Klipfolio).