Note: This page is a simple placeholder. Please visit https://altostratus.com for the company's website. Altostratus Inc. is a California certified small business specializing in regional to urban atmospheric and environmental modeling and research. For detailed information, services, projects, and clients, please visit www.altostratus.com. Services and areas of expertise include the following: -- Regional, mesoscale, and sub-mesoscale meteorological modeling; -- Mesoscale and sub-mesoscale emissions and photochemical air-quality modeling and analysis; -- Fine-resolution urban meteorological, emissions, and air-quality modeling and forecasting; -- Coupled regional and global-climate models; dynamical downscaling; -- Site-specific weather for building energy modeling and analysis; -- Urban dispersion / Site-specific weather for regulatory dispersion modeling; and -- Fine-resolution urban morphological and thermo-physical characterizations and datasets.