Digital Twin technology for decarbonising any built environment.
Integrated analysis tools for the design & retrofit of buildings.
Create a sustainable masterplan for a city, community or campus.
Optimise building performance at an individual level or across a portfolio.
Analyse the feasibility of energy network decarbonisation strategies
A customisable range of operational dashboards, portfolio management and community engagement tools.
Exceptional room & zone loads analysis for building & HVAC design.
Predict building energy consumption, CO2 emissions, peak demands, energy cost & renewable production.
All Consultancy Projects
Download the installer for the VE Applications suite to get started with your free 30 day trial. The IESVE Full Installation Package includes both the VE applications installer and the Standard Data and Weather Files installer.
Installation & requesting your free trial
If you have any difficulty or errors during this process please refer to our Licence Activation FAQs
Uninstalling or moving our software
Please refer to our Knowledge Base for guidance on uninstalling or moving the IESVE software once keys have been activated.
Running multiple versions
Multiple versions of our major releases (e.g. VE 2021, 2019 & 2018) can be installed alongside each other. Therefore you do not need to uninstall previous versions if you so wish. However, project files will be automatically upgraded if opened in a newer version.
Like many computer programs, IESVE requires certain hardware and software specifications in order to install and run. These are basic requirements, though you may want to use our recommended suggestions to improve performance.
The following list of requirements and recommendations apply to the current version.
Note: IESVE will run on 64bit versions of Windows, but it will run as a 32bit application. Our Radiance, Microflo and SunCast applications support multithreading.
Recommended Hardware (for large projects)
Our free interoperability applications are included in the IESVE Applications Suite installation.
Windows installations of the following are needed to use these plug-ins:
Plug-ins for SketchUp and Revit are automatically installed when host software is present.
Title 24 application approved for use with CBECC v3c.
If you are having any issues with your VE installation, contact our Support team.
If you are having any issues with requesting license keys, consult our Request License Keys Guide or email firstname.lastname@example.org
Click here to get the latest weather files for global locations, future climate predictions and CIBSE data for UK Building Regulations Compliance.
Online VE Help
Click here to explore our online VE Help site. Good resources for when you have downloaded the software and are ready to use the VE.
Join the IESVE user community to discuss all things VE, get and share advice with fellow users and share your latest projects.