diff --git a/data/supporters.json b/data/supporters.json
index 84ef753..11bb7b9 100644
--- a/data/supporters.json
+++ b/data/supporters.json
@@ -1386,9 +1386,15 @@
       "country": "Germany",
       "link": "https://reactday.berlin",
       "contacts": [
+        {
+          "name": "ReactDay.berlin",
+          "twitter": "reactdayberlin",
+          "email": "hi@reactday.berlin"
+        },
         {
           "name": "Robert Haritonov",
-          "twitter": "operatino"
+          "twitter": "operatino",
+          "email": "r@rhr.me"
         }
       ]
     },