Did you just stumble upon a download or a file on your computer that is digitally signed by Bayer HealthCare LLC? If that's the case, please read on.
You'll typically notice Bayer HealthCare LLC 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 Bayer HealthCare LLC with the following steps:
Here's a screenshot of a file signed by Bayer HealthCare LLC:

As you can see in the screenshot above, Windows states that "This digital signature is OK". This means that the file has been published by Bayer HealthCare LLC and that no one has tampered with the file.
If you click the View Certificate button shown in the screenshot above, you can view all the details of the certificate, such as when it was issued, who issued the certificate, how long it is valid, etc. You can also see the address for Bayer HealthCare LLC, such as the street name, city and country.
VeriSign Class 3 Code Signing 2010 CA has issued the Bayer HealthCare LLC certificates. You can also see the details of the issuer by clicking the View Certificate button shown in the screencap above.
The following are the Bayer HealthCare LLC files I've gathered, thanks to the FreeFixer users.
| Detection Ratio | File Name |
|---|---|
| 0/46 | BayerHCService.exe |
| 0/48 | BayerHCService.exe |
The detection percentage is based on that I have collected 94 scan results for the Bayer HealthCare LLC files. 0 of these scan results came up with some sort of detection. If you like, you can review the full details of the scan results by examining the files listed above.
The analysis is based on certificates with the following serial numbers: