diff --git a/README.md b/README.md
index ade44e71..44215190 100644
--- a/README.md
+++ b/README.md
@@ -1495,6 +1495,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Archive.org](https://archive.readme.io/docs) | The Internet Archive | No | Yes | No |
 | [Black History Facts](https://www.blackhistoryapi.io/docs) | Contribute or search one of the largest black history fact databases on the web | `apiKey` | Yes | Yes |
 | [BotsArchive](https://botsarchive.com/docs.html) | JSON formatted details about Telegram Bots available in database | No | Yes | Unknown |
+| [BTU Graph](https://btugraph.com/data/) | Source-reviewed energy company knowledge graph and directory exports | No | Yes | Yes |
 | [Callook.info](https://callook.info) | United States ham radio callsigns | No | Yes | Unknown |
 | [CARTO](https://carto.com/) | Location Information Prediction | `apiKey` | Yes | Unknown |
 | [CollegeScoreCard.ed.gov](https://collegescorecard.ed.gov/data/) | Data on higher education institutions in the United States | No | Yes | Unknown |