Building Energy Simulation, compliance with ASHRAE 90.1 standard, performance evaluation of Energy Conservation Measures. Barcelona Civic Council is developing a civic centre named as “Barcelona Civic Center (BCC)”in Sant Andreu District. The project includes multiple Class rooms and Auditorium spaces. Building design comprises of special features like Solar Tubes along with Sky Lights, Insulated Construction, High Efficient Lights, Vertical Landscaping, and CO2 Sensors. First Green Consulting is providing energy simulation services and related credit documentation to achieve LEED: NC certification under US green building council.