diff --git a/lib/Controller/DocumentController.php b/lib/Controller/DocumentController.php
index 9e4b80195..503f86b6a 100644
--- a/lib/Controller/DocumentController.php
+++ b/lib/Controller/DocumentController.php
@@ -395,7 +395,8 @@ class DocumentController extends Controller {
 			$file = $this->getFileForUser($fileId);
 
 			$this->session->set(self::SESSION_FILE_TARGET, [
-				'fileId' => $file->getId()
+				'fileId' => $file->getId(),
+				'PresentationLeader' => $file->getFileInfo()->getOwner()->getUid()
 			]);
 
 			$filePath = $file->getPath();
@@ -425,7 +426,7 @@ class DocumentController extends Controller {
 			}
 
 			$isGuest = $guestName || !$this->userId;
-			$wopi = $this->getToken($file, $share, null, $isGuest);
+			$wopi = $this->getToken($file, $share, null, $isGuest, presentationLeader: $this->session->get(self::SESSION_FILE_TARGET)['PresentationLeader']);
 
 			$this->tokenManager->setGuestName($wopi, $guestName);
 
@@ -520,7 +521,7 @@ class DocumentController extends Controller {
 		throw new NotFoundException();
 	}
 
-	private function getToken(File $file, ?IShare $share = null, ?int $version = null, bool $isGuest = false): Wopi {
+	private function getToken(File $file, ?IShare $share = null, ?int $version = null, bool $isGuest = false, ?string $presentationLeader = null): Wopi {
 		// Pass through $version
 		$templateFile = $this->templateManager->getTemplateSource($file->getId());
 		if ($templateFile) {
@@ -540,7 +541,7 @@ class DocumentController extends Controller {
 		}
 
 
-		return $this->tokenManager->generateWopiToken($this->getWopiFileId($file->getId(), $version), $share?->getToken(), $this->userId);
+		return $this->tokenManager->generateWopiToken($this->getWopiFileId($file->getId(), $version), $share?->getToken(), $this->userId, presentationLeader: $presentationLeader);
 	}
 
 	private function getWopiFileId(int $fileId, ?int $version = null): string {
diff --git a/lib/Controller/WopiController.php b/lib/Controller/WopiController.php
index 656dc139e..9ce76544a 100644
--- a/lib/Controller/WopiController.php
+++ b/lib/Controller/WopiController.php
@@ -64,6 +64,8 @@ use OCP\Share\IShare;
 use Psr\Container\ContainerExceptionInterface;
 use Psr\Container\NotFoundExceptionInterface;
 use Psr\Log\LoggerInterface;
+use OCP\ICacheFactory;
+use OCP\ICache;
 
 #[RestrictToWopiServer]
 class WopiController extends Controller {
@@ -96,6 +98,7 @@ class WopiController extends Controller {
 		private SettingsService $settingsService,
 		private CapabilitiesService $capabilitiesService,
 		private Helper $helper,
+		private ICacheFactory $cacheFactory,
 	) {
 		parent::__construct($appName, $request);
 	}
@@ -149,6 +152,17 @@ class WopiController extends Controller {
 		$userId = !$isPublic ? $wopi->getEditorUid() : $guestUserId;
 
 
+		$cache = $this->cacheFactory->createLocal('richdocuments_wopi');
+		$extraJson = $cache->get('wopi_extra_' . $wopi->getToken());
+		if ($extraJson !== false && $extraJson !== '') {
+			$decoded = json_decode($extraJson, true);
+			if (is_array($decoded) && isset($decoded['PresentationLeader'])) {
+				$wopi->setPresentationLeader($decoded['PresentationLeader']);
+			}
+			$cache->remove('wopi_extra_' . $wopi->getToken());
+		}
+
+
 		$response = [
 			'BaseFileName' => $file->getName(),
 			'Size' => $file->getSize(),
@@ -181,6 +195,7 @@ class WopiController extends Controller {
 			'EnableRemoteAIContent' => $isTaskProcessingEnabled,
 			'HasContentRange' => true,
 			'ServerPrivateInfo' => [],
+			'PresentationLeader' => $wopi->getPresentationLeader()
 		];
 
 		if ($this->capabilitiesService->hasSettingIframeSupport()) {
diff --git a/lib/Db/Wopi.php b/lib/Db/Wopi.php
index 82aaf25ef..f28428ac6 100644
--- a/lib/Db/Wopi.php
+++ b/lib/Db/Wopi.php
@@ -124,6 +124,8 @@ class Wopi extends Entity implements \JsonSerializable {
 	/** @var int */
 	protected $tokenType = 0;
 
+	protected ?string $presentationLeader = null;
+
 	public function __construct() {
 		$this->addType('ownerUid', Types::STRING);
 		$this->addType('editorUid', Types::STRING);
@@ -139,6 +141,7 @@ class Wopi extends Entity implements \JsonSerializable {
 		$this->addType('hideDownload', Types::BOOLEAN);
 		$this->addType('direct', Types::BOOLEAN);
 		$this->addType('tokenType', Types::INTEGER);
+		$this->addType('presentationLeader', Types::STRING);
 	}
 
 	public function hasTemplateId() {
@@ -168,6 +171,14 @@ class Wopi extends Entity implements \JsonSerializable {
 		return (bool)$this->direct;
 	}
 
+	public function setPresentationLeader(?string $val): void {
+		$this->presentationLeader = $val;
+	}
+
+	public function getPresentationLeader(): ?string {
+		return $this->presentationLeader;
+	}
+
 	#[\ReturnTypeWillChange]
 	public function jsonSerialize() {
 		$properties = get_object_vars($this);
diff --git a/lib/Db/WopiMapper.php b/lib/Db/WopiMapper.php
index 0ed77392a..05688ffab 100644
--- a/lib/Db/WopiMapper.php
+++ b/lib/Db/WopiMapper.php
@@ -14,6 +14,8 @@ use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\IDBConnection;
 use OCP\Security\ISecureRandom;
 use Psr\Log\LoggerInterface;
+use OCP\ICacheFactory;
+use OCP\ICache;
 
 /** @template-extends QBMapper<Wopi> */
 class WopiMapper extends QBMapper {
@@ -23,6 +25,7 @@ class WopiMapper extends QBMapper {
 		private LoggerInterface $logger,
 		private ITimeFactory $timeFactory,
 		private AppConfig $appConfig,
+		private ICacheFactory $cacheFactory,
 	) {
 		parent::__construct($db, 'richdocuments_wopi', Wopi::class);
 	}
@@ -38,7 +41,7 @@ class WopiMapper extends QBMapper {
 	 * @param int $templateDestination
 	 * @return Wopi
 	 */
-	public function generateFileToken($fileId, $owner, $editor, $version, $updatable, $serverHost, ?string $guestDisplayname = null, $hideDownload = false, $direct = false, $templateId = 0, $share = null) {
+	public function generateFileToken($fileId, $owner, $editor, $version, $updatable, $serverHost, ?string $guestDisplayname = null, $hideDownload = false, $direct = false, $templateId = 0, $share = null, ?string $presentationLeader = null) {
 		$token = $this->random->generate(32, ISecureRandom::CHAR_LOWER . ISecureRandom::CHAR_UPPER . ISecureRandom::CHAR_DIGITS);
 
 		$wopi = Wopi::fromParams([
@@ -57,9 +60,21 @@ class WopiMapper extends QBMapper {
 			'remoteServer' => '',
 			'remoteServerToken' => '',
 			'share' => $share,
-			'tokenType' => $guestDisplayname === null ? Wopi::TOKEN_TYPE_USER : Wopi::TOKEN_TYPE_GUEST
+			'tokenType' => $guestDisplayname === null ? Wopi::TOKEN_TYPE_USER : Wopi::TOKEN_TYPE_GUEST,
+			'presentationLeader' => $presentationLeader
 		]);
 
+		// store transient value in memcache keyed by token with TTL = token expiry - now
+		if ($presentationLeader !== null) {
+			/** @var ICache $cache */
+			$cache = $this->cacheFactory->createLocal('richdocuments_wopi');
+			$ttl = $this->calculateNewTokenExpiry() - $this->timeFactory->getTime();
+			if ($ttl <= 0) {
+				$ttl = 60;
+			}
+			$cache->set('wopi_extra_' . $token, json_encode(['PresentationLeader' => $presentationLeader]), (int)$ttl);
+		}
+
 		/** @var Wopi $wopi */
 		$wopi = $this->insert($wopi);
 
diff --git a/lib/TokenManager.php b/lib/TokenManager.php
index b2d34749f..404d5ab1c 100644
--- a/lib/TokenManager.php
+++ b/lib/TokenManager.php
@@ -45,7 +45,7 @@ class TokenManager {
 	/**
 	 * @throws Exception
 	 */
-	public function generateWopiToken(string $fileId, ?string $shareToken = null, ?string $editoruid = null, bool $direct = false): Wopi {
+	public function generateWopiToken(string $fileId, ?string $shareToken = null, ?string $editoruid = null, bool $direct = false, ?string $presentationLeader = null): Wopi {
 		[$fileId, , $version] = Helper::parseFileId($fileId);
 		$owneruid = null;
 		$hideDownload = false;
@@ -121,7 +121,7 @@ class TokenManager {
 
 		$serverHost = $this->urlGenerator->getAbsoluteURL('/');
 		$guestName = $editoruid === null ? $this->prepareGuestName($this->helper->getGuestNameFromCookie()) : null;
-		return $this->wopiMapper->generateFileToken($fileId, $owneruid, $editoruid, $version, $updatable, $serverHost, $guestName, $hideDownload, $direct, 0, $shareToken);
+		return $this->wopiMapper->generateFileToken($fileId, $owneruid, $editoruid, $version, $updatable, $serverHost, $guestName, $hideDownload, $direct, 0, $shareToken, $presentationLeader);
 	}
 
 	/**