diff --git a/.github/assets/sponsors/sponsor-sealvault.png b/.github/assets/sponsors/sponsor-sealvault.png
new file mode 100644
index 00000000000..2974490fc49
Binary files /dev/null and b/.github/assets/sponsors/sponsor-sealvault.png differ
diff --git a/README.md b/README.md
index 248368be6d8..268e64056cb 100644
--- a/README.md
+++ b/README.md
@@ -134,6 +134,9 @@
   <a href="https://eccenca.com/" target=_blank><img
     src="https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-eccenca.png" height="58"
   /></a>
+  <a href="https://sealvault.org/" target=_blank><img
+    src="https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-sealvault.png" height="58"
+  /></a>
 </p>
 <p>&nbsp;</p>
 
diff --git a/docs/insiders/index.md b/docs/insiders/index.md
index e3d4ab720eb..e7961369522 100644
--- a/docs/insiders/index.md
+++ b/docs/insiders/index.md
@@ -182,6 +182,7 @@ You can cancel your sponsorship anytime.[^5]
 [![Sparkfun]](https://sparkfun.com/){ target=_blank title="Sparkfun Electronics" }
 [![Automation Technology]](https://automationtechnology.de/){ target=_blank title="Automation Technology" }
 [![Eccenca]](https://eccenca.com/){ target=_blank title="Eccenca" }
+[![SealVault]](https://sealvault.org/){ target=_blank title="SealVault" }
 
 </div>
 
@@ -209,6 +210,7 @@ You can cancel your sponsorship anytime.[^5]
   [Sparkfun]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-sparkfun.png
   [Automation Technology]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-automation-technology.png
   [Eccenca]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-eccenca.png
+  [SealVault]: https://raw.githubusercontent.com/squidfunk/mkdocs-material/master/.github/assets/sponsors/sponsor-sealvault.png
 
 <hr />