xStar Research is a software company dedicated to empowering architects and building designers to create more sustainable and cost-effective buildings. Our flagship product, xStar simplifies the design process by allowing users to efficiently balance costs, energy efficiency, and embodied carbon. xStar enables informed decision-making for architects, designers, and energy modelers by integrating seamlessly into existing design workflows. Founded by Rick Fenrich, PhD, xStar Research combines advanced analysis and optimization methods with a passion for sustainability, driving innovation in the architecture, engineering, and construction (AEC) industry.