| Year | Detail |
| 1844 |
Werner Siemens used his inventions in the medical field for the first time. |
| 1847 |
In Berlin, Werner Siemens and Johann Georg Halske founded Telegraphen-Bauanstalt von Siemens & Halske (S&H). |
| 1886 |
Founded the company Vereinigte physikalisch-mechanischen Werkstätten von Reiniger, Gebbert & Schall (RGS) headquartered in Erlangen. |
| 1901 |
Friedrich Dessauer founded the Elektrotechnische Laboratorium Aschaffenburg (ELA), which later became Veifa-Werke. |
| 1966 |
S&H, Siemens-Schuckertwerke, and SRW as a single legal entity named Siemens AG. |
| 1983 |
Siemens set up an overseas branch in China. |
| 1990 |
The company opened a new factory in Erlangen. |
| 2006/07 |
Siemens took over the three long-standing laboratory diagnostics companies: Dade Behring, Diagnostic Products Corporation, and Bayer Diagnostics. |
| 2014 |
Joe Kaeser, the president and CEO of Siemens AG, establishes the medical technology division as an independent company. |
| 2015 |
Siemens Healthcare GmbH was founded on May 1, 2015, and the new “Siemens Healthineers” brand was presented. |
| 2018 |
The listing of Siemens Healthineers AG on the Frankfurt Stock Exchange on March 16, 2018. |
| 2021 |
Siemens Healthineers was included in the German benchmark index (DAX). |
| 2022 |
Siemens Healthineers and The Ohio State University Wexner Medical Center announce a strategic partnership. |
| 2023 |
OU Health Partners with Siemens Healthineers to Improve Health in Oklahoma, Promote Research, Innovation. |