Ceriel van Halle is a freelance Microsoft Business Intelligence Consultant and owner of footprintBI. For the past nine years, he has been working on several small and large data warehouse and reporting projects. In several roles, from a developer and trainer to the BI team lead, he has worked for companies in the healthcare, telecommunications, banking and insurance, utilities, and transportation sectors. He is a TDWI Certified Business Intelligence Professional (CBIP).
Luis Guilamo is a global business professional, a proven leader, and a Business Intelligence expert. He is an educated engineer from the University of Illinois at Urbana-Champaign, turned Business Intelligence Consultant. He focuses on end-to-end data warehouse implementations and has an extensive experience in telecommunications. He is an articulate communicator with experience in bridging business and IT across international markets in Asia, Europe, and America.