EnviroSim provides simulation software solutions and consulting services to wastewater process engineers around the world. Our expertise includes municipal and industrial wastewater treatment, Biological Nutrient Removal (BNR) process design and optimization, wastewater characterization / kinetic studies, and model calibration. Our attention to detail, support for the latest international models, and continual development and enhancement of BioWin and PetWin+ has helped to make them the leading wastewater and industrial effluent simulation packages. EnviroSim is continually engaged in ongoing research and development to ensure that both BioWin and PetWin+ remain as the leading wastewater process simulators. Our development is driven by the needs of our customers, which serves to enhance the real-world applicability of our products. EnviroSim works closely with our clients and has extensive experience solving wastewater treatment problems to help municipalities and consulting engineers achieve their objectives. We also perform wastewater characterization, kinetic parameter measurement (e.g. nitrification rate), and modeling studies to provide our clients with added value.