Over the last 30 years IES has built a solid reputation as the leading global innovator in integrated performance-based analysis for the built environment. We are at the cutting edge of research for sustainability in the built environment and our expert consulting team is always at hand to help guide implementation, train and undertake advanced analysis.

The IES Virtual Environment (IESVE) is a powerful, in-depth suite of building performance analysis tools. It enables the design and operation of low/zero carbon, healthy and comfortable buildings. Whether working on a new build or renovation project, the IESVE allows designers to test different options, identify best passive solutions, compare low-carbon & renewable technologies, and draw conclusions on energy use, CO2 emissions, occupant comfort, and much more.