Mu Sigma is a category-defining decision sciences and big data analytics company, helping enterprises systematize better data-driven decision making. The firm's name is derived from the statistical terms "Mu (μ)" and "Sigma (σ)" which symbolize the mean and the standard deviation respectively of a probability distribution. The company is ISO 27001 certified. Mu Sigma is headquartered in Chicago with its main delivery centre in Bangalore. Mu Sigma's clients include more than 125 Fortune 500 companies.