In a fast-growing company like HRS, knowing how to use Data Analytics, Data Science and Machine-Learning is not only about hiring the right data people and work on the right problem but also how to setup the function and spread best knowledge and practices related to data and associated technology across the organization. In this talk I will use concrete examples of problems faced in setting up a large data function and how we are solving it at HRS, in particular in times like during the COVID-19 crisis. The audience will be given the following key take aways: How to set up your data function for it to scale as fast as your company grows? How can you support your team leads and teams with data in this critical period of growth? What are best current practices?