Used in 140+ countries, IESVE Software is the premier 3D digital twin modeling software used for performance analytics of buildings. IESVE Software is used by architects, engineers, contractors and sustainability consultants for the design of non-residential buildings from pre-schematic design to post-occupancy. IESVE Software is used for Heating & Cooling Loads Calculations; HVAC Equipment Sizing; Water Consumption Calculations; Building Energy Modeling (BEM) for ASHRAE-90.1; and CFD-Airflow Simulation.