diff --git a/README.md b/README.md
index 71282b49e67..300e3a9d017 100644
--- a/README.md
+++ b/README.md
@@ -65,6 +65,7 @@ The following companies, among others, use Powertools:
 * [globaldatanet](https://globaldatanet.com/)
 * [IMS](https://ims.tech/)
 * [Jit Security](https://www.jit.io/)
+* [LocalStack](https://www.localstack.cloud/)
 * [Propellor.ai](https://www.propellor.ai/)
 * [Recast](https://getrecast.com/)
 * [TopSport](https://www.topsport.com.au/)
diff --git a/docs/index.md b/docs/index.md
index 5d325908ddb..078829dae47 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -460,6 +460,9 @@ Knowing which companies are using this library is important to help prioritize t
 [**Jit Security**](https://www.jit.io/){target="_blank" rel="nofollow"}
 { .card }
 
+[**LocalStack**](https://www.localstack.cloud/){target="_blank" rel="nofollow"}
+{ .card }
+
 [**Propellor.ai**](https://www.propellor.ai/){target="_blank" rel="nofollow"}
 { .card }