diff --git a/ts/components/conversation/message/message-content/MessageContextMenu.tsx b/ts/components/conversation/message/message-content/MessageContextMenu.tsx
index d31bd7524..25375f5f2 100644
--- a/ts/components/conversation/message/message-content/MessageContextMenu.tsx
+++ b/ts/components/conversation/message/message-content/MessageContextMenu.tsx
@@ -61,7 +61,6 @@ export const MessageContextMenu = (props: Props) => {
     isDeletable,
     isDeletableForEveryone,
     isPublic,
-    isOpenGroupV2,
     weAreAdmin,
     isSenderAdmin,
     text,
@@ -208,9 +207,7 @@ export const MessageContextMenu = (props: Props) => {
         </>
       ) : null}
       {weAreAdmin && isPublic ? <Item onClick={onBan}>{window.i18n('banUser')}</Item> : null}
-      {weAreAdmin && isOpenGroupV2 ? (
-        <Item onClick={onUnban}>{window.i18n('unbanUser')}</Item>
-      ) : null}
+      {weAreAdmin && isPublic ? <Item onClick={onUnban}>{window.i18n('unbanUser')}</Item> : null}
       {weAreAdmin && isPublic && !isSenderAdmin ? (
         <Item onClick={addModerator}>{window.i18n('addAsModerator')}</Item>
       ) : null}
diff --git a/ts/hooks/useParamSelector.ts b/ts/hooks/useParamSelector.ts
index 5ae16b199..500fe2389 100644
--- a/ts/hooks/useParamSelector.ts
+++ b/ts/hooks/useParamSelector.ts
@@ -124,6 +124,11 @@ export function useWeAreAdmin(convoId?: string) {
   return Boolean(convoProps && convoProps.weAreAdmin);
 }
 
+export function useWeAreModerator(convoId?: string) {
+  const convoProps = useConversationPropsById(convoId);
+  return Boolean(convoProps && (convoProps.weAreAdmin || convoProps.weAreModerator));
+}
+
 export function useExpireTimer(convoId?: string) {
   const convoProps = useConversationPropsById(convoId);
   return convoProps && convoProps.expireTimer;
diff --git a/ts/models/conversation.ts b/ts/models/conversation.ts
index 2d23fffa3..34a5c4cd0 100644
--- a/ts/models/conversation.ts
+++ b/ts/models/conversation.ts
@@ -1,5 +1,19 @@
 import Backbone from 'backbone';
-import _, { isArray, isEmpty, isNumber, isString } from 'lodash';
+import {
+  debounce,
+  defaults,
+  filter,
+  includes,
+  isArray,
+  isEmpty,
+  isEqual,
+  isNumber,
+  isString,
+  map,
+  sortBy,
+  throttle,
+  uniq,
+} from 'lodash';
 import { getMessageQueue } from '../session';
 import { getConversationController } from '../session/conversations';
 import { ClosedGroupVisibleMessage } from '../session/messages/outgoing/visibleMessage/ClosedGroupVisibleMessage';
@@ -99,15 +113,15 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     this.initialPromise = Promise.resolve();
     autoBind(this);
 
-    this.throttledBumpTyping = _.throttle(this.bumpTyping, 300);
-    this.updateLastMessage = _.throttle(this.bouncyUpdateLastMessage.bind(this), 1000, {
+    this.throttledBumpTyping = throttle(this.bumpTyping, 300);
+    this.updateLastMessage = throttle(this.bouncyUpdateLastMessage.bind(this), 1000, {
       trailing: true,
       leading: true,
     });
 
-    this.throttledNotify = _.debounce(this.notify, 2000, { maxWait: 2000, trailing: true });
+    this.throttledNotify = debounce(this.notify, 2000, { maxWait: 2000, trailing: true });
     //start right away the function is called, and wait 1sec before calling it again
-    const markReadDebounced = _.debounce(this.markReadBouncy, 1000, {
+    const markReadDebounced = debounce(this.markReadBouncy, 1000, {
       leading: true,
       trailing: true,
     });
@@ -240,9 +254,22 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     return groupAdmins && groupAdmins?.length > 0 ? groupAdmins : [];
   }
 
+  /**
+   * Get the list of moderators in that room, or an empty array
+   * Only to be called for opengroup conversations.
+   * This makes no sense for a private chat or an closed group, as closed group admins must be stored with getGroupAdmins
+   * @returns the list of moderators for the conversation if the conversation is public, or []
+   */
+  public getGroupModerators(): Array<string> {
+    const groupModerators = this.get('groupModerators') as Array<string> | undefined;
+
+    return this.isPublic() && groupModerators && groupModerators?.length > 0 ? groupModerators : [];
+  }
+
   // tslint:disable-next-line: cyclomatic-complexity max-func-body-length
   public getConversationModelProps(): ReduxConversationType {
     const groupAdmins = this.getGroupAdmins();
+    const groupModerators = this.getGroupModerators();
     // tslint:disable-next-line: cyclomatic-complexity
     const isPublic = this.isPublic();
 
@@ -253,6 +280,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     const isPrivate = this.isPrivate();
     const isGroup = !isPrivate;
     const weAreAdmin = this.isAdmin(ourNumber);
+    const weAreModerator = this.isModerator(ourNumber); // only used for sogs
     const isMe = this.isMe();
     const isTyping = !!this.typingTimer;
     const unreadCount = this.get('unreadCount') || undefined;
@@ -290,6 +318,10 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
       toRet.weAreAdmin = true;
     }
 
+    if (weAreModerator) {
+      toRet.weAreModerator = true;
+    }
+
     if (isMe) {
       toRet.isMe = true;
     }
@@ -343,21 +375,29 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     if (didApproveMe) {
       toRet.didApproveMe = didApproveMe;
     }
+
     if (isApproved) {
       toRet.isApproved = isApproved;
     }
+
     if (subscriberCount) {
       toRet.subscriberCount = subscriberCount;
     }
+
     if (groupAdmins && groupAdmins.length) {
-      toRet.groupAdmins = _.uniq(groupAdmins);
+      toRet.groupAdmins = uniq(groupAdmins);
     }
+
+    if (groupModerators && groupModerators.length) {
+      toRet.groupModerators = uniq(groupModerators);
+    }
+
     if (members && members.length) {
-      toRet.members = _.uniq(members);
+      toRet.members = uniq(members);
     }
 
     if (zombies && zombies.length) {
-      toRet.zombies = _.uniq(zombies);
+      toRet.zombies = uniq(zombies);
     }
 
     if (expireTimer) {
@@ -384,10 +424,10 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
   }
 
   public async updateGroupAdmins(groupAdmins: Array<string>, shouldCommit: boolean) {
-    const existingAdmins = _.uniq(_.sortBy(this.getGroupAdmins()));
-    const newAdmins = _.uniq(_.sortBy(groupAdmins));
+    const existingAdmins = uniq(sortBy(this.getGroupAdmins()));
+    const newAdmins = uniq(sortBy(groupAdmins));
 
-    if (_.isEqual(existingAdmins, newAdmins)) {
+    if (isEqual(existingAdmins, newAdmins)) {
       return false;
     }
     this.set({ groupAdmins });
@@ -397,6 +437,23 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     return true;
   }
 
+  public async updateGroupModerators(groupModerators: Array<string>, shouldCommit: boolean) {
+    if (!this.isPublic()) {
+      throw new Error('group moderators are only possible on SOGS');
+    }
+    const existingModerators = uniq(sortBy(this.getGroupModerators()));
+    const newModerators = uniq(sortBy(groupModerators));
+
+    if (isEqual(existingModerators, newModerators)) {
+      return false;
+    }
+    this.set({ groupModerators: newModerators });
+    if (shouldCommit) {
+      await this.commit();
+    }
+    return true;
+  }
+
   public async onReadMessage(message: MessageModel, readAt: number) {
     // We mark as read everything older than this message - to clean up old stuff
     //   still marked unread in the database. If the user generally doesn't read in
@@ -819,7 +876,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
 
     const messageModel = await this.addSingleOutgoingMessage({
       body,
-      quote: _.isEmpty(quote) ? undefined : quote,
+      quote: isEmpty(quote) ? undefined : quote,
       preview,
       attachments,
       sent_at: networkTimestamp,
@@ -905,7 +962,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     let expireTimer = providedExpireTimer;
     let source = providedSource;
 
-    _.defaults(options, { fromSync: false });
+    defaults(options, { fromSync: false });
 
     if (!expireTimer) {
       expireTimer = 0;
@@ -1088,7 +1145,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     }
 
     const options = providedOptions || {};
-    _.defaults(options, { sendReadReceipts: true });
+    defaults(options, { sendReadReceipts: true });
 
     const conversationId = this.id;
     Notifications.clearByConversationID(conversationId);
@@ -1125,7 +1182,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
       window.inboxStore?.dispatch(conversationActions.messagesChanged(allProps));
     }
     // Some messages we're marking read are local notifications with no sender
-    read = _.filter(read, m => Boolean(m.sender));
+    read = filter(read, m => Boolean(m.sender));
     const realUnreadCount = await this.getUnreadCount();
     if (read.length === 0) {
       const cachedUnreadCountOnConvo = this.get('unreadCount');
@@ -1165,7 +1222,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     read = read.filter(item => !item.hasErrors);
 
     if (read.length && options.sendReadReceipts) {
-      const timestamps = _.map(read, 'timestamp').filter(t => !!t) as Array<number>;
+      const timestamps = map(read, 'timestamp').filter(t => !!t) as Array<number>;
       await this.sendReadReceiptsIfNeeded(timestamps);
     }
   }
@@ -1233,7 +1290,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     // if you change this behavior, double check all setSessionProfile calls (especially the one in EditProfileDialog)
     if (newProfile.avatarPath) {
       const originalAvatar = this.get('avatarInProfile');
-      if (!_.isEqual(originalAvatar, newProfile.avatarPath)) {
+      if (!isEqual(originalAvatar, newProfile.avatarPath)) {
         this.set({ avatarInProfile: newProfile.avatarPath });
         changes = true;
       }
@@ -1306,6 +1363,22 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     return Array.isArray(groupAdmins) && groupAdmins.includes(pubKey);
   }
 
+  /**
+   * Check if the provided pubkey is a moderator.
+   * Being a moderator only makes sense for a sogs as closed groups have their admin under the groupAdmins property
+   */
+  public isModerator(pubKey?: string) {
+    if (!pubKey) {
+      throw new Error('isModerator() pubKey is falsy');
+    }
+    if (!this.isPublic()) {
+      return false;
+    }
+
+    const groupModerators = this.getGroupModerators();
+    return Array.isArray(groupModerators) && groupModerators.includes(pubKey);
+  }
+
   public async setIsPinned(value: boolean) {
     if (value !== this.isPinned()) {
       this.set({
@@ -1363,6 +1436,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
    * Saves the infos of that room directly on the conversation table.
    * This does not write anything to the db if no changes are detected
    */
+  // tslint:disable-next-line: cyclomatic-complexity
   public async setPollInfo(infos?: {
     subscriberCount: number;
     read: boolean;
@@ -1371,6 +1445,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     details: {
       admins?: Array<string>;
       image_id?: number;
+      moderators?: Array<string>;
     };
   }) {
     if (!infos || isEmpty(infos)) {
@@ -1403,24 +1478,26 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
     }
 
     if (details.admins && isArray(details.admins)) {
-      const roomInfos = OpenGroupData.getV2OpenGroupRoom(this.id);
-      const ourBlindedPubkeyForThisSogs =
-        roomInfos && roomHasBlindEnabled(roomInfos)
-          ? await findCachedOurBlindedPubkeyOrLookItUp(
-              roomInfos?.serverPublicKey,
-              await getSodiumRenderer()
-            )
-          : UserUtils.getOurPubKeyStrFromCache();
-      const replacedWithOurRealSessionId = details.admins.map(m =>
-        m === ourBlindedPubkeyForThisSogs ? UserUtils.getOurPubKeyStrFromCache() : m
-      );
-
+      const replacedWithOurRealSessionId = await this.replaceWithOurRealSessionId(details.admins);
       const adminChanged = await this.updateGroupAdmins(replacedWithOurRealSessionId, false);
       if (adminChanged) {
         hasChange = adminChanged;
       }
     }
 
+    if (details.moderators && isArray(details.moderators)) {
+      const replacedWithOurRealSessionId = await this.replaceWithOurRealSessionId(
+        details.moderators
+      );
+      const moderatorsChanged = await this.updateGroupModerators(
+        replacedWithOurRealSessionId,
+        false
+      );
+      if (moderatorsChanged) {
+        hasChange = moderatorsChanged;
+      }
+    }
+
     if (this.isOpenGroupV2() && details.image_id && isNumber(details.image_id)) {
       const roomInfos = OpenGroupData.getV2OpenGroupRoom(this.id);
       if (roomInfos) {
@@ -1458,7 +1535,7 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
   }
 
   public hasMember(pubkey: string) {
-    return _.includes(this.get('members'), pubkey);
+    return includes(this.get('members'), pubkey);
   }
   // returns true if this is a closed/medium or open group
   public isGroup() {
@@ -1836,9 +1913,22 @@ export class ConversationModel extends Backbone.Model<ConversationAttributes> {
       .sendToPubKey(device, typingMessage)
       .catch(window?.log?.error);
   }
+
+  private async replaceWithOurRealSessionId(toReplace: Array<string>) {
+    const roomInfos = OpenGroupData.getV2OpenGroupRoom(this.id);
+    const sodium = await getSodiumRenderer();
+    const ourBlindedPubkeyForThisSogs =
+      roomInfos && roomHasBlindEnabled(roomInfos)
+        ? await findCachedOurBlindedPubkeyOrLookItUp(roomInfos?.serverPublicKey, sodium)
+        : UserUtils.getOurPubKeyStrFromCache();
+    const replacedWithOurRealSessionId = toReplace.map(m =>
+      m === ourBlindedPubkeyForThisSogs ? UserUtils.getOurPubKeyStrFromCache() : m
+    );
+    return replacedWithOurRealSessionId;
+  }
 }
 
-const throttledAllConversationsDispatch = _.debounce(
+const throttledAllConversationsDispatch = debounce(
   () => {
     if (updatesToDispatch.size === 0) {
       return;
diff --git a/ts/models/conversationAttributes.ts b/ts/models/conversationAttributes.ts
index 42335a6ff..69a8e8599 100644
--- a/ts/models/conversationAttributes.ts
+++ b/ts/models/conversationAttributes.ts
@@ -42,7 +42,8 @@ export interface ConversationAttributes {
    */
   lastMessage: string | null;
   lastJoinedTimestamp: number; // ClosedGroup: last time we were added to this group
-  groupAdmins: Array<string>;
+  groupAdmins: Array<string>; // for sogs and closed group: the admins of that group.
+  groupModerators: Array<string>; // for sogs only, this is the moderator in that room.
   isKickedFromGroup: boolean;
 
   subscriberCount: number;
diff --git a/ts/node/database_utility.ts b/ts/node/database_utility.ts
index 18154abe8..d692003be 100644
--- a/ts/node/database_utility.ts
+++ b/ts/node/database_utility.ts
@@ -28,6 +28,7 @@ export function toSqliteBoolean(val: boolean): number {
 // this is used to make sure when storing something in the database you remember to add the wrapping for it in formatRowOfConversation
 const allowedKeysFormatRowOfConversation = [
   'groupAdmins',
+  'groupModerators',
   'members',
   'zombies',
   'isTrustedForAttachmentDownload',
@@ -80,7 +81,7 @@ export function formatRowOfConversation(row?: Record<string, any>): Conversation
 
   const convo: ConversationAttributes = omit(row, 'json') as ConversationAttributes;
 
-  // if the stringified array of admins/members/zombies length is less than 5,
+  // if the stringified array of admins/moderators/members/zombies length is less than 5,
   // we consider there is nothing to parse and just return []
   const minLengthNoParsing = 5;
 
@@ -88,6 +89,11 @@ export function formatRowOfConversation(row?: Record<string, any>): Conversation
     row.groupAdmins?.length && row.groupAdmins.length > minLengthNoParsing
       ? jsonToArray(row.groupAdmins)
       : [];
+  convo.groupModerators =
+    row.groupModerators?.length && row.groupModerators.length > minLengthNoParsing
+      ? jsonToArray(row.groupModerators)
+      : [];
+
   convo.members =
     row.members?.length && row.members.length > minLengthNoParsing ? jsonToArray(row.members) : [];
   convo.zombies =
@@ -147,6 +153,7 @@ export function formatRowOfConversation(row?: Record<string, any>): Conversation
 
 const allowedKeysOfConversationAttributes = [
   'groupAdmins',
+  'groupModerators',
   'members',
   'zombies',
   'isTrustedForAttachmentDownload',
diff --git a/ts/node/sql.ts b/ts/node/sql.ts
index 7eaf91e25..2cc422381 100644
--- a/ts/node/sql.ts
+++ b/ts/node/sql.ts
@@ -773,6 +773,7 @@ const LOKI_SCHEMA_VERSIONS = [
   updateToLokiSchemaVersion23,
   updateToLokiSchemaVersion24,
   updateToLokiSchemaVersion25,
+  updateToLokiSchemaVersion26,
 ];
 
 function updateToLokiSchemaVersion1(currentVersion: number, db: BetterSqlite3.Database) {
@@ -1588,6 +1589,24 @@ function updateToLokiSchemaVersion25(currentVersion: number, db: BetterSqlite3.D
   console.log(`updateToLokiSchemaVersion${targetVersion}: success!`);
 }
 
+function updateToLokiSchemaVersion26(currentVersion: number, db: BetterSqlite3.Database) {
+  const targetVersion = 26;
+  if (currentVersion >= targetVersion) {
+    return;
+  }
+  console.log(`updateToLokiSchemaVersion${targetVersion}: starting...`);
+
+  db.transaction(() => {
+    db.exec(`
+       ALTER TABLE ${CONVERSATIONS_TABLE} ADD COLUMN groupModerators TEXT DEFAULT "[]"; -- those are for sogs only (for closed groups we only need the groupAdmins)
+       `);
+
+    writeLokiSchemaVersion(targetVersion, db);
+  })();
+
+  console.log(`updateToLokiSchemaVersion${targetVersion}: success!`);
+}
+
 // function printTableColumns(table: string, db: BetterSqlite3.Database) {
 //   console.warn(db.pragma(`table_info('${table}');`));
 // }
@@ -1999,6 +2018,7 @@ function saveConversation(data: ConversationAttributes, instance?: BetterSqlite3
     lastMessage,
     lastJoinedTimestamp,
     groupAdmins,
+    groupModerators,
     isKickedFromGroup,
     subscriberCount,
     readCapability,
@@ -2039,6 +2059,7 @@ function saveConversation(data: ConversationAttributes, instance?: BetterSqlite3
   lastMessage,
   lastJoinedTimestamp,
   groupAdmins,
+  groupModerators,
   isKickedFromGroup,
   subscriberCount,
   readCapability,
@@ -2071,6 +2092,7 @@ function saveConversation(data: ConversationAttributes, instance?: BetterSqlite3
       $lastMessage,
       $lastJoinedTimestamp,
       $groupAdmins,
+      $groupModerators,
       $isKickedFromGroup,
       $subscriberCount,
       $readCapability,
@@ -2106,6 +2128,8 @@ function saveConversation(data: ConversationAttributes, instance?: BetterSqlite3
 
       lastJoinedTimestamp,
       groupAdmins: groupAdmins && groupAdmins.length ? arrayStrToJson(groupAdmins) : '[]',
+      groupModerators:
+        groupModerators && groupModerators.length ? arrayStrToJson(groupModerators) : '[]',
       isKickedFromGroup: toSqliteBoolean(isKickedFromGroup),
       subscriberCount,
       readCapability: toSqliteBoolean(readCapability),
@@ -3789,6 +3813,7 @@ function fillWithTestData(numConvosToAdd: number, numMsgsToAdd: number) {
       didApproveMe: false,
       expireTimer: 0,
       groupAdmins: [],
+      groupModerators: [],
       isApproved: false,
       isKickedFromGroup: false,
       isPinned: false,
diff --git a/ts/session/apis/open_group_api/opengroupV2/OpenGroupServerPoller.ts b/ts/session/apis/open_group_api/opengroupV2/OpenGroupServerPoller.ts
index b0ab20786..a40fcf3b7 100644
--- a/ts/session/apis/open_group_api/opengroupV2/OpenGroupServerPoller.ts
+++ b/ts/session/apis/open_group_api/opengroupV2/OpenGroupServerPoller.ts
@@ -12,6 +12,7 @@ import {
   OpenGroupBatchRow,
   parseBatchGlobalStatusCode,
   sogsBatchSend,
+  SubRequestMessagesObjectType,
 } from '../sogsv3/sogsV3BatchPoll';
 import { handleBatchPollResults } from '../sogsv3/sogsApiV3';
 import {
@@ -325,7 +326,8 @@ export class OpenGroupServerPoller {
 
 export const getRoomAndUpdateLastFetchTimestamp = async (
   conversationId: string,
-  newMessages: Array<OpenGroupMessageV2 | OpenGroupMessageV4>
+  newMessages: Array<OpenGroupMessageV2 | OpenGroupMessageV4>,
+  subRequest: SubRequestMessagesObjectType
 ) => {
   const roomInfos = OpenGroupData.getV2OpenGroupRoom(conversationId);
   if (!roomInfos || !roomInfos.serverUrl || !roomInfos.roomId) {
@@ -336,7 +338,7 @@ export const getRoomAndUpdateLastFetchTimestamp = async (
     // if we got no new messages, just write our last update timestamp to the db
     roomInfos.lastFetchTimestamp = Date.now();
     window?.log?.info(
-      `No new messages for ${roomInfos.roomId}... just updating our last fetched timestamp`
+      `No new messages for ${subRequest?.roomId}:${subRequest?.sinceSeqNo}... just updating our last fetched timestamp`
     );
     await OpenGroupData.saveV2OpenGroupRoom(roomInfos);
     return null;
diff --git a/ts/session/apis/open_group_api/sogsv3/sogsApiV3.ts b/ts/session/apis/open_group_api/sogsv3/sogsApiV3.ts
index 3341d96e4..17f25e847 100644
--- a/ts/session/apis/open_group_api/sogsv3/sogsApiV3.ts
+++ b/ts/session/apis/open_group_api/sogsv3/sogsApiV3.ts
@@ -73,13 +73,13 @@ async function handlePollInfoResponse(
     token: string;
     upload: boolean;
     write: boolean;
-    details: { admins?: Array<string>; image_id: number };
+    details: { admins?: Array<string>; image_id: number; moderators?: Array<string> };
   },
   serverUrl: string,
   roomIdsStillPolled: Set<string>
 ) {
   if (statusCode !== 200) {
-    window.log.info('handlePollInfoResponse subRequest status code is not 200');
+    window.log.info('handlePollInfoResponse subRequest status code is not 200:', statusCode);
     return;
   }
 
@@ -109,7 +109,7 @@ async function handlePollInfoResponse(
     write,
     upload,
     subscriberCount: active_users,
-    details: pick(details, 'admins', 'image_id'),
+    details: pick(details, 'admins', 'image_id', 'moderators'),
   });
 }
 
@@ -190,7 +190,11 @@ const handleMessagesResponseV4 = async (
     }
     const convoId = getOpenGroupV2ConversationId(serverUrl, roomId);
 
-    const roomInfos = await getRoomAndUpdateLastFetchTimestamp(convoId, messages);
+    const roomInfos = await getRoomAndUpdateLastFetchTimestamp(
+      convoId,
+      messages,
+      subrequestOption.messages
+    );
     if (!roomInfos || !roomInfos.conversationId) {
       return;
     }
diff --git a/ts/session/apis/open_group_api/sogsv3/sogsV3BatchPoll.ts b/ts/session/apis/open_group_api/sogsv3/sogsV3BatchPoll.ts
index 2c705e3c3..1caaf7b22 100644
--- a/ts/session/apis/open_group_api/sogsv3/sogsV3BatchPoll.ts
+++ b/ts/session/apis/open_group_api/sogsv3/sogsV3BatchPoll.ts
@@ -121,12 +121,16 @@ export type SubrequestOptionType = 'capabilities' | 'messages' | 'pollInfo' | 'i
 
 export type SubRequestCapabilitiesType = { type: 'capabilities' };
 
+export type SubRequestMessagesObjectType =
+  | {
+      roomId: string;
+      sinceSeqNo?: number;
+    }
+  | undefined;
+
 export type SubRequestMessagesType = {
   type: 'messages';
-  messages?: {
-    roomId: string;
-    sinceSeqNo?: number;
-  };
+  messages?: SubRequestMessagesObjectType;
 };
 
 export type SubRequestPollInfoType = {
diff --git a/ts/state/ducks/conversations.ts b/ts/state/ducks/conversations.ts
index 2c9c08585..f722648b1 100644
--- a/ts/state/ducks/conversations.ts
+++ b/ts/state/ducks/conversations.ts
@@ -238,6 +238,7 @@ export interface ReduxConversationType {
   isGroup?: boolean;
   isPrivate?: boolean;
   weAreAdmin?: boolean;
+  weAreModerator?: boolean;
   unreadCount?: number;
   mentionedUs?: boolean;
   isSelected?: boolean;
@@ -249,7 +250,8 @@ export interface ReduxConversationType {
   subscriberCount?: number;
   left?: boolean;
   avatarPath?: string | null; // absolute filepath to the avatar
-  groupAdmins?: Array<string>; // admins for closed groups and moderators for open groups
+  groupAdmins?: Array<string>; // admins for closed groups and admins for open groups
+  groupModerators?: Array<string>; // only for opengroups: moderators
   members?: Array<string>; // members for closed groups only
   zombies?: Array<string>; // members for closed groups only
 
diff --git a/ts/state/selectors/conversations.ts b/ts/state/selectors/conversations.ts
index e34a534b3..b3a8e7595 100644
--- a/ts/state/selectors/conversations.ts
+++ b/ts/state/selectors/conversations.ts
@@ -826,16 +826,21 @@ export const getMessagePropsByMessageId = createSelector(
 
     const groupAdmins = (isGroup && foundMessageConversation.groupAdmins) || [];
     const weAreAdmin = groupAdmins.includes(ourPubkey) || false;
+
+    const groupModerators = (isGroup && foundMessageConversation.groupModerators) || [];
+    const weAreModerator = groupModerators.includes(ourPubkey) || false;
     // A message is deletable if
     // either we sent it,
     // or the convo is not a public one (in this case, we will only be able to delete for us)
-    // or the convo is public and we are an admin
-    const isDeletable = sender === ourPubkey || !isPublic || (isPublic && !!weAreAdmin);
+    // or the convo is public and we are an admin or moderator
+    const isDeletable =
+      sender === ourPubkey || !isPublic || (isPublic && (weAreAdmin || weAreModerator));
 
     // A message is deletable for everyone if
     // either we sent it no matter what the conversation type,
-    // or the convo is public and we are an admin
-    const isDeletableForEveryone = sender === ourPubkey || (isPublic && !!weAreAdmin) || false;
+    // or the convo is public and we are an admin or moderator
+    const isDeletableForEveryone =
+      sender === ourPubkey || (isPublic && (weAreAdmin || weAreModerator)) || false;
 
     const isSenderAdmin = groupAdmins.includes(sender);
     const senderIsUs = sender === ourPubkey;
diff --git a/ts/test/session/unit/selectors/conversations_test.ts b/ts/test/session/unit/selectors/conversations_test.ts
index 78ee90cc1..2dbe145cf 100644
--- a/ts/test/session/unit/selectors/conversations_test.ts
+++ b/ts/test/session/unit/selectors/conversations_test.ts
@@ -36,6 +36,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           expireTimer: 0,
@@ -64,6 +65,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           expireTimer: 0,
@@ -92,6 +94,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           expireTimer: 0,
@@ -120,6 +123,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           expireTimer: 0,
           lastMessage: undefined,
           members: [],
@@ -149,6 +153,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           isPinned: false,
@@ -192,6 +197,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           isPinned: false,
@@ -221,6 +227,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           isPinned: false,
@@ -250,6 +257,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           isPinned: true,
@@ -278,6 +286,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           isPinned: true,
@@ -307,6 +316,7 @@ describe('state/selectors/conversations', () => {
 
           avatarPath: '',
           groupAdmins: [],
+          groupModerators: [],
           lastMessage: undefined,
           members: [],
           isPinned: false,