Their drive to better your beauty routine sets the foundation for every Sigma Beauty creation. They're looking to you and your every day for inspiration, then infusing the highest-quality materials, ingredients, and technology to build solutions you’ll revel in. It all began in 2009 with power-couple Dr. Simone Xavier and Rene Xavier Filho, a molecular bacteriologist and civil engineer, respectively. They launched Sigma with just one brush set that instantly captured a cult following and sold out.