Did you just run into a file that has a digital signature from Innovative Maintenance Systems? If so, please read on.
You'll probably notice Innovative Maintenance Systems when double-clicking to run the file. The publisher name shows up as the "Verified publisher" in the UAC dialog as the screenshot shows:

You can view the digital signature details for Innovative Maintenance Systems with the following procedure:
Here is a screenshot of a file signed by Innovative Maintenance Systems:

As you can see in the screenshot above, the Windows OS reports that "This digital signature is OK". This means that the file has been published by Innovative Maintenance Systems and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can see all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, and so on. You can also view the address for Innovative Maintenance Systems, such as the street name, city and country.
COMODO RSA Code Signing CA has issued the Innovative Maintenance Systems certificates. You can also examine the details of the issuer by clicking the View Certificate button shown in the screenshot above.
The following are the Innovative Maintenance Systems files I've gathered, thanks to the FreeFixer users.Unfortunately I don't have any scan result from VirusTotal available for the Innovative Maintenance Systems files at the moment. The scan results will appear here as soon as a FreeFixer user uploads a file digitally signed by Innovative Maintenance Systems.
| Detection Ratio | File Name |
|---|---|
| Not available | mp7_su.exe |
The analysis is based on certificates with the following serial numbers: