diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 0afcfdc031..f7c8c861a6 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1,2 +1,2 @@
 # This should match the owning team set up in https://github.com/orgs/opensearch-project/teams
-*   @pjfitzgibbons @ps48 @kavithacm @derek-ho @joshuali925 @dai-chen @YANG-DB @rupal-bq @mengweieric @vamsi-amazon @swiddis @penghuo @seankao-az @MaxKsyunz @Yury-Fridlyand @anirudha @forestmvey @acarbonetto
+*   @pjfitzgibbons @ps48 @kavithacm @derek-ho @joshuali925 @dai-chen @YANG-DB @rupal-bq @mengweieric @vamsi-amazon @swiddis @penghuo @seankao-az @MaxKsyunz @Yury-Fridlyand @anirudha @forestmvey @acarbonetto @GumpacG
diff --git a/MAINTAINERS.md b/MAINTAINERS.md
index 72ddd0c12e..19474b60bb 100644
--- a/MAINTAINERS.md
+++ b/MAINTAINERS.md
@@ -24,6 +24,7 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 | Yury Fridlyand    | [Yury-Fridlyand](https://github.com/Yury-Fridlyand) | Improving   |
 | Andrew Carbonetto | [acarbonetto](https://github.com/acarbonetto)       | Improving   |
 | Forest Vey        | [forestmvey](https://github.com/forestmvey)         | Improving   |
+| Guian Gumpac      | [GumpacG](https://github.com/GumpacG)               | Improving   |
 
 ## Emeritus Maintainers