diff --git a/lib/shared/user-utils.js b/lib/shared/user-utils.js
--- a/lib/shared/user-utils.js
+++ b/lib/shared/user-utils.js
@@ -2,8 +2,13 @@
 
 import bots from '../facts/bots';
 import staff from '../facts/staff';
-import type { RelativeMemberInfo } from '../types/thread-types';
-import type { RelativeUserInfo } from '../types/user-types';
+import type { RelativeMemberInfo, ThreadInfo } from '../types/thread-types';
+import type {
+  RelativeUserInfo,
+  UserInfo,
+  UserInfos,
+} from '../types/user-types';
+import { memberHasAdminPowers } from './thread-utils';
 
 function stringForUser(user: RelativeUserInfo | RelativeMemberInfo): string {
   if (user.isViewer) {
@@ -28,4 +33,17 @@
   return false;
 }
 
-export { stringForUser, isStaff };
+function getKeyserverAdmin(
+  community: ThreadInfo,
+  userInfos: UserInfos,
+): ?UserInfo {
+  for (const member: RelativeMemberInfo of community.members) {
+    // This only works as long as there is only one admin
+    if (memberHasAdminPowers(member)) {
+      return userInfos[member.id];
+    }
+  }
+  return undefined;
+}
+
+export { stringForUser, isStaff, getKeyserverAdmin };
diff --git a/native/components/community-pill.react.js b/native/components/community-pill.react.js
--- a/native/components/community-pill.react.js
+++ b/native/components/community-pill.react.js
@@ -3,8 +3,8 @@
 import * as React from 'react';
 import { View, StyleSheet } from 'react-native';
 
-import { memberHasAdminPowers } from 'lib/shared/thread-utils';
-import type { ThreadInfo, RelativeMemberInfo } from 'lib/types/thread-types';
+import { getKeyserverAdmin } from 'lib/shared/user-utils';
+import type { ThreadInfo } from 'lib/types/thread-types';
 
 import { useSelector } from '../redux/redux-utils';
 import { useColors } from '../themes/colors';
@@ -20,11 +20,7 @@
 
   const userInfos = useSelector(state => state.userStore.userInfos);
   const keyserverOperatorUsername: ?string = React.useMemo(() => {
-    for (const member: RelativeMemberInfo of community.members) {
-      if (memberHasAdminPowers(member)) {
-        return userInfos[member.id].username;
-      }
-    }
+    return getKeyserverAdmin(community, userInfos)?.username;
   }, [community, userInfos]);
 
   const colors = useColors();
diff --git a/web/chat/chat-thread-ancestors.react.js b/web/chat/chat-thread-ancestors.react.js
--- a/web/chat/chat-thread-ancestors.react.js
+++ b/web/chat/chat-thread-ancestors.react.js
@@ -4,7 +4,8 @@
 import * as React from 'react';
 
 import { useAncestorThreads } from 'lib/shared/ancestor-threads';
-import { memberHasAdminPowers, colorIsDark } from 'lib/shared/thread-utils';
+import { colorIsDark } from 'lib/shared/thread-utils';
+import { getKeyserverAdmin } from 'lib/shared/user-utils';
 import type { ThreadInfo } from 'lib/types/thread-types';
 
 import CommIcon from '../CommIcon.react';
@@ -40,13 +41,8 @@
   const userInfos = useSelector(state => state.userStore.userInfos);
   const community = ancestorThreads[0] ?? threadInfo;
   const keyserverOwnerUsername: ?string = React.useMemo(() => {
-    for (const member of community.members) {
-      if (memberHasAdminPowers(member)) {
-        return userInfos[member.id].username;
-      }
-    }
-    return undefined;
-  }, [community.members, userInfos]);
+    return getKeyserverAdmin(community, userInfos)?.username;
+  }, [community, userInfos]);
 
   const keyserverInfo = React.useMemo(
     () => (