Get Impact Estimator Software
The Impact Estimator for Buildings software download page is temporarily unavailable.
We are preparing to release version 5.5.0113.04
This new version has all installation (.exe, .msi, .cab) files and additionally all program related (.exe and .dll) files signed using a code signing certificate to correct the situation where some endpoint security solutions incorrectly identify the files as containing malware.
Please check back shortly.
Mac users can now log on to the Athena server and run the software remotely. This turns the user’s Mac into an interface with the Athena system, providing seamless access to the Impact Estimator. This service is available at no cost.
Click here to learn more.
Click here to learn more.
The Impact Estimator for Buildings software is updated at least once a year. The current release is Version 5.5.01 (version 5.5 Build 0113.04).
See what's new in the latest version.
Windows Users
- Click one of the links below to download the most appropriate installation package for your version of Windows.
- Launch Windows Explorer and navigate to the folder where the ZIP file was downloaded.
- Extract the contents of the ZIP file.
- Enter the folder into which the ZIP file was extracted.
- Double-click the "setup_ie4b.exe" file to launch the application installation program. DO NOT double-click the "msi" file.
- Follow the prompts to install the application.
- Restart the computer.
Mac users can now log on to the Athena server and run the software remotely. This turns the user’s Mac into an interface with the Athena system, providing seamless access to the Impact Estimator. This service is available at no cost.
Click here to learn more.
Please login to access the downloads.