This document provides course descriptions for several quantitative methods courses offered at Aalto University. The courses cover topics including mathematics, statistics, econometrics, optimization, and simulation. They range from introductory to advanced levels. The courses include lectures, exercises, exams, projects and literature. Assessment is based on exercises, exams, and in some cases projects. Prerequisites include prior quantitative coursework. The courses aim to provide students with skills in quantitative analysis for business, economics and further studies.