Lognormal Solutions, Inc. (LSi) specializes in the development of software for the upstream oil and gas industry that facilitates resource and chance of success estimation, enables communication consistency, builds efficiency and helps maintain the integrity of the oil and gas risk analysis implementation process. LSi software uses Monte Carlo simulation engines to perform resource estimation, resource aggregation, production and cash flow models and provides a clear line-of-sight from data inputs to calculated outputs and charts. LSi is the software company of Rose & Associates, LLP (R&A). LSi software tools are Microsoft® based products that closely follow the oil and gas risk analysis methods R&A teaches in its courses.