diff --git a/appinfo/info.xml b/appinfo/info.xml
index 948742af0..c3c575022 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -13,7 +13,7 @@ Folders can be configured from *Group folders* in the admin settings.
 
 After a folder is created, the admin can give access to the folder to one or more groups, control their write/sharing permissions and assign a quota for the folder.
 ]]></description>
-	<version>19.0.0-dev.2</version>
+	<version>19.0.0-dev.3</version>
 	<licence>agpl</licence>
 	<author>Robin Appelman</author>
 	<namespace>GroupFolders</namespace>
diff --git a/lib/AppInfo/Application.php b/lib/AppInfo/Application.php
index e95ac03cf..d0b793b96 100644
--- a/lib/AppInfo/Application.php
+++ b/lib/AppInfo/Application.php
@@ -54,6 +54,7 @@
 use OCP\IGroupManager;
 use OCP\IRequest;
 use OCP\ISession;
+use OCP\IUserManager;
 use OCP\IUserSession;
 use Psr\Container\ContainerInterface;
 use Psr\Log\LoggerInterface;
@@ -126,7 +127,9 @@ public function register(IRegistrationContext $context): void {
 				$c->get(MountProvider::class),
 				$c->get(ACLManagerFactory::class),
 				$c->get(IRootFolder::class),
-				$c->get(LoggerInterface::class)
+				$c->get(LoggerInterface::class),
+				$c->get(IUserManager::class),
+				$c->get(IUserSession::class),
 			);
 			$hasVersionApp = interface_exists(\OCA\Files_Versions\Versions\IVersionBackend::class);
 			if ($hasVersionApp) {
diff --git a/lib/Migration/Version300000Date20240905185515.php b/lib/Migration/Version300000Date20240905185515.php
new file mode 100644
index 000000000..029a39ea6
--- /dev/null
+++ b/lib/Migration/Version300000Date20240905185515.php
@@ -0,0 +1,47 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\GroupFolders\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\DB\Types;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+/**
+ * Adds the delete_by column to the group_folders_trash table
+ */
+class Version300000Date20240905185515 extends SimpleMigrationStep {
+
+	/**
+	 * @param Closure(): ISchemaWrapper $schemaClosure
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		if (!$schema->hasTable('group_folders_trash')) {
+			return null;
+		}
+
+		$table = $schema->getTable('group_folders_trash');
+
+		if ($table->hasColumn('deleted_by')) {
+			return null;
+		}
+
+		$table->addColumn('deleted_by', Types::STRING, [
+			'notnull' => false,
+			'length' => 64,
+		]);
+
+		return $schema;
+	}
+}
diff --git a/lib/Trash/GroupTrashItem.php b/lib/Trash/GroupTrashItem.php
index f19e4695c..7371f0487 100644
--- a/lib/Trash/GroupTrashItem.php
+++ b/lib/Trash/GroupTrashItem.php
@@ -22,9 +22,10 @@ public function __construct(
 		string $trashPath,
 		FileInfo $fileInfo,
 		IUser $user,
-		string $mountPoint
+		string $mountPoint,
+		private ?IUser $deletedBy,
 	) {
-		parent::__construct($backend, $originalLocation, $deletedTime, $trashPath, $fileInfo, $user, null);
+		parent::__construct($backend, $originalLocation, $deletedTime, $trashPath, $fileInfo, $user, $deletedBy);
 		$this->mountPoint = $mountPoint;
 	}
 
diff --git a/lib/Trash/TrashBackend.php b/lib/Trash/TrashBackend.php
index 69548ac41..be338d6d5 100644
--- a/lib/Trash/TrashBackend.php
+++ b/lib/Trash/TrashBackend.php
@@ -24,35 +24,25 @@
 use OCP\Files\NotPermittedException;
 use OCP\Files\Storage\IStorage;
 use OCP\IUser;
+use OCP\IUserManager;
+use OCP\IUserSession;
 use Psr\Log\LoggerInterface;
 
 class TrashBackend implements ITrashBackend {
-	private FolderManager $folderManager;
-	private TrashManager $trashManager;
-	private Folder $appFolder;
-	private MountProvider $mountProvider;
-	private ACLManagerFactory $aclManagerFactory;
 	/** @var ?VersionsBackend */
 	private $versionsBackend = null;
-	private IRootFolder $rootFolder;
-	private LoggerInterface $logger;
 
 	public function __construct(
-		FolderManager $folderManager,
-		TrashManager $trashManager,
-		Folder $appFolder,
-		MountProvider $mountProvider,
-		ACLManagerFactory $aclManagerFactory,
-		IRootFolder $rootFolder,
-		LoggerInterface $logger
+		private FolderManager $folderManager,
+		private TrashManager $trashManager,
+		private Folder $appFolder,
+		private MountProvider $mountProvider,
+		private ACLManagerFactory $aclManagerFactory,
+		private IRootFolder $rootFolder,
+		private LoggerInterface $logger,
+		private IUserManager $userManager,
+		private IUserSession $userSession,
 	) {
-		$this->folderManager = $folderManager;
-		$this->trashManager = $trashManager;
-		$this->appFolder = $appFolder;
-		$this->mountProvider = $mountProvider;
-		$this->aclManagerFactory = $aclManagerFactory;
-		$this->rootFolder = $rootFolder;
-		$this->logger = $logger;
 	}
 
 	public function setVersionsBackend(VersionsBackend $versionsBackend): void {
@@ -92,7 +82,8 @@ public function listTrashFolder(ITrashItem $folder): array {
 				$folder->getTrashPath() . '/' . $node->getName(),
 				$node,
 				$user,
-				$folder->getGroupFolderMountPoint()
+				$folder->getGroupFolderMountPoint(),
+				$folder->getDeletedBy(),
 			);
 		}, $content)));
 	}
@@ -212,7 +203,7 @@ public function moveToTrash(IStorage $storage, string $internalPath): bool {
 			[$unJailedStorage, $unJailedInternalPath] = $this->unwrapJails($storage, $internalPath);
 			$targetInternalPath = $trashFolder->getInternalPath() . '/' . $trashName;
 			if ($trashStorage->moveFromStorage($unJailedStorage, $unJailedInternalPath, $targetInternalPath)) {
-				$this->trashManager->addTrashItem($folderId, $name, $time, $internalPath, $fileEntry->getId());
+				$this->trashManager->addTrashItem($folderId, $name, $time, $internalPath, $fileEntry->getId(), $this->userSession->getUser()->getUID());
 				if ($trashStorage->getCache()->getId($targetInternalPath) !== $fileEntry->getId()) {
 					$trashStorage->getCache()->moveFromCache($unJailedStorage->getCache(), $unJailedInternalPath, $targetInternalPath);
 				}
@@ -328,6 +319,7 @@ private function getTrashForFolders(IUser $user, array $folders): array {
 				$key = $folderId . '/' . $name . '/' . $timestamp;
 
 				$originalLocation = isset($indexedRows[$key]) ? $indexedRows[$key]['original_location'] : '';
+				$deletedBy = isset($indexedRows[$key]) ? $indexedRows[$key]['deleted_by'] : '';
 
 				if ($folderHasAcl) {
 					// if we for any reason lost track of the original location, hide the item for non-managers as a fail-safe
@@ -357,7 +349,8 @@ private function getTrashForFolders(IUser $user, array $folders): array {
 					'/' . $folderId . '/' . $item->getName(),
 					$info,
 					$user,
-					$mountPoint
+					$mountPoint,
+					$this->userManager->get($deletedBy),
 				);
 			}
 		}
diff --git a/lib/Trash/TrashManager.php b/lib/Trash/TrashManager.php
index 885498b4b..b44834387 100644
--- a/lib/Trash/TrashManager.php
+++ b/lib/Trash/TrashManager.php
@@ -22,14 +22,14 @@ public function __construct(
 	 */
 	public function listTrashForFolders(array $folderIds): array {
 		$query = $this->connection->getQueryBuilder();
-		$query->select(['trash_id', 'name', 'deleted_time', 'original_location', 'folder_id', 'file_id'])
+		$query->select(['trash_id', 'name', 'deleted_time', 'original_location', 'folder_id', 'file_id', 'deleted_by'])
 			->from('group_folders_trash')
 			->orderBy('deleted_time')
 			->where($query->expr()->in('folder_id', $query->createNamedParameter($folderIds, IQueryBuilder::PARAM_INT_ARRAY)));
 		return $query->executeQuery()->fetchAll();
 	}
 
-	public function addTrashItem(int $folderId, string $name, int $deletedTime, string $originalLocation, int $fileId): void {
+	public function addTrashItem(int $folderId, string $name, int $deletedTime, string $originalLocation, int $fileId, string $deletedBy): void {
 		$query = $this->connection->getQueryBuilder();
 		$query->insert('group_folders_trash')
 			->values([
@@ -37,14 +37,15 @@ public function addTrashItem(int $folderId, string $name, int $deletedTime, stri
 				'name' => $query->createNamedParameter($name),
 				'deleted_time' => $query->createNamedParameter($deletedTime, IQueryBuilder::PARAM_INT),
 				'original_location' => $query->createNamedParameter($originalLocation),
-				'file_id' => $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)
+				'file_id' => $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT),
+				'deleted_by' => $query->createNamedParameter($deletedBy),
 			]);
 		$query->executeStatement();
 	}
 
 	public function getTrashItemByFileId(int $fileId): ?array {
 		$query = $this->connection->getQueryBuilder();
-		$query->select(['trash_id', 'name', 'deleted_time', 'original_location', 'folder_id'])
+		$query->select(['trash_id', 'name', 'deleted_time', 'original_location', 'folder_id', 'deleted_by'])
 			->from('group_folders_trash')
 			->where($query->expr()->eq('file_id', $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)));
 		return $query->executeQuery()->fetch() ?: null;
@@ -52,7 +53,7 @@ public function getTrashItemByFileId(int $fileId): ?array {
 
 	public function getTrashItemByFileName(int $folderId, string $name, int $deletedTime): ?array {
 		$query = $this->connection->getQueryBuilder();
-		$query->select(['trash_id', 'name', 'deleted_time', 'original_location', 'folder_id'])
+		$query->select(['trash_id', 'name', 'deleted_time', 'original_location', 'folder_id', 'deleted_by'])
 			->from('group_folders_trash')
 			->where($query->expr()->eq('folder_id', $query->createNamedParameter($folderId, IQueryBuilder::PARAM_INT)))
 			->andWhere($query->expr()->eq('name', $query->createNamedParameter($name)))
diff --git a/tests/Trash/TrashBackendTest.php b/tests/Trash/TrashBackendTest.php
index 0bed10a63..addaa2062 100644
--- a/tests/Trash/TrashBackendTest.php
+++ b/tests/Trash/TrashBackendTest.php
@@ -106,6 +106,8 @@ private function createNoReadRule(string $userId, int $fileId): Rule {
 	}
 
 	public function testHideTrashItemAcl() {
+		$this->loginAsUser('manager');
+
 		$restricted = $this->managerUserFolder->newFile("{$this->folderName}/restricted.txt", "content");
 		$this->ruleManager->saveRule($this->createNoReadRule("normal", $restricted->getId()));
 
@@ -120,9 +122,13 @@ public function testHideTrashItemAcl() {
 		// only the manager can see the deleted file
 		$this->assertCount(1, $this->trashBackend->listTrashRoot($this->managerUser));
 		$this->assertCount(0, $this->trashBackend->listTrashRoot($this->normalUser));
+
+		$this->logout();
 	}
 
 	public function testHideItemInDeletedFolderAcl() {
+		$this->loginAsUser('manager');
+
 		$folder = $this->managerUserFolder->newFolder("{$this->folderName}/folder");
 		$folder->newFile("file.txt", "content1");
 		$restrictedChild = $folder->newFile("restricted.txt", "content2");
@@ -145,9 +151,13 @@ public function testHideItemInDeletedFolderAcl() {
 		// only the manager can see the restricted child, both can see the un-restricted child
 		$this->assertCount(2, $this->trashBackend->listTrashFolder($managerTrashFolder));
 		$this->assertCount(1, $this->trashBackend->listTrashFolder($normalTrashFolder));
+
+		$this->logout();
 	}
 
 	public function testHideDeletedTrashItemInDeletedFolderAcl() {
+		$this->loginAsUser('manager');
+
 		$folder = $this->managerUserFolder->newFolder("{$this->folderName}/restricted");
 		$child = $folder->newFile("file.txt", "content1");
 		$this->ruleManager->saveRule($this->createNoReadRule("normal", $folder->getId()));
@@ -169,9 +179,13 @@ public function testHideDeletedTrashItemInDeletedFolderAcl() {
 		// only the manager can see the deleted items
 		$this->assertCount(2, $this->trashBackend->listTrashRoot($this->managerUser));
 		$this->assertCount(0, $this->trashBackend->listTrashRoot($this->normalUser));
+
+		$this->logout();
 	}
 
 	public function testHideDeletedTrashItemInDeletedParentFolderAcl() {
+		$this->loginAsUser('manager');
+
 		$parent = $this->managerUserFolder->newFolder("{$this->folderName}/parent");
 		$folder = $parent->newFolder("restricted");
 		$child = $folder->newFile("file.txt", "content1");
@@ -194,5 +208,7 @@ public function testHideDeletedTrashItemInDeletedParentFolderAcl() {
 		// only the manager can see the deleted child, both can see the deleted parent
 		$this->assertCount(2, $this->trashBackend->listTrashRoot($this->managerUser));
 		$this->assertCount(1, $this->trashBackend->listTrashRoot($this->normalUser));
+
+		$this->logout();
 	}
 }