A scalable and versatile experimentation platform for Google must be developed, taking into account the extensive range of products offered by the company. This platform ought to be designed as a cloud-native application, utilizing the capabilities of Google Cloud Platform to manage large datasets effectively. It will provide a straightforward and intuitive user interface, allowing Google employees to easily set up, execute, and monitor experiments. To facilitate data analysis and reporting, the platform will include a robust analytics module. This will enable the processing of large-scale experimental data, equipping data scientists with the necessary tools to quickly generate insights. Additionally, the platform should incorporate strong security protocols to address the sensitivity of Google's data. Furthermore, to maximize experimentation capabilities, the platform should feature options for multivariate testing, allowing Google to experiment with several changes at once and identify the most effective combinations. Lastly, the system must enforce strict controls to ensure that data bias is minimized and that experiments maintain statistical validity.