diff --git a/CMakeLists.txt b/CMakeLists.txt
index ef2425aff..351d75603 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -602,6 +602,8 @@ set(CAMERA_LIBS  src/core/libraries/camera/camera.cpp
 
 set(COMPANION_LIBS  src/core/libraries/companion/companion_httpd.cpp
                     src/core/libraries/companion/companion_httpd.h
+                    src/core/libraries/companion/companion_util.cpp
+                    src/core/libraries/companion/companion_util.h
                     src/core/libraries/companion/companion_error.h
 )
 set(DEV_TOOLS src/core/devtools/layer.cpp
diff --git a/src/common/logging/filter.cpp b/src/common/logging/filter.cpp
index 231cbf849..fd0614e1b 100644
--- a/src/common/logging/filter.cpp
+++ b/src/common/logging/filter.cpp
@@ -140,6 +140,7 @@ bool ParseFilterRule(Filter& instance, Iterator begin, Iterator end) {
     SUB(Lib, SigninDialog)                                                                         \
     SUB(Lib, Camera)                                                                               \
     SUB(Lib, CompanionHttpd)                                                                       \
+    SUB(Lib, CompanionUtil)                                                                        \
     CLS(Frontend)                                                                                  \
     CLS(Render)                                                                                    \
     SUB(Render, Vulkan)                                                                            \
diff --git a/src/common/logging/types.h b/src/common/logging/types.h
index e4eae59af..d8e4fd51c 100644
--- a/src/common/logging/types.h
+++ b/src/common/logging/types.h
@@ -107,6 +107,7 @@ enum class Class : u8 {
     Lib_SigninDialog,      ///< The LibSigninDialog implementation.
     Lib_Camera,            ///< The LibCamera implementation.
     Lib_CompanionHttpd,    ///< The LibCompanionHttpd implementation.
+    Lib_CompanionUtil,         ///< The LibCompanionUtil implementation.
     Frontend,              ///< Emulator UI
     Render,                ///< Video Core
     Render_Vulkan,         ///< Vulkan backend
diff --git a/src/core/libraries/companion/companion_util.cpp b/src/core/libraries/companion/companion_util.cpp
new file mode 100644
index 000000000..a1d9bb0be
--- /dev/null
+++ b/src/core/libraries/companion/companion_util.cpp
@@ -0,0 +1,48 @@
+// SPDX-FileCopyrightText: Copyright 2025 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/logging/log.h"
+#include "core/libraries/error_codes.h"
+#include "core/libraries/libs.h"
+#include "core/libraries/companion/companion_util.h"
+
+namespace Libraries::CompanionUtil {
+
+s32 PS4_SYSV_ABI sceCompanionUtilGetEvent() {
+    return 0x8000000;
+}
+
+s32 PS4_SYSV_ABI sceCompanionUtilGetRemoteOskEvent() {
+    LOG_ERROR(Lib_CompanionUtil, "(STUBBED) called");
+    return ORBIS_OK;
+}
+
+s32 PS4_SYSV_ABI sceCompanionUtilInitialize() {
+    LOG_ERROR(Lib_CompanionUtil, "(STUBBED) called");
+    return ORBIS_OK;
+}
+
+s32 PS4_SYSV_ABI sceCompanionUtilOptParamInitialize() {
+    LOG_ERROR(Lib_CompanionUtil, "(STUBBED) called");
+    return ORBIS_OK;
+}
+
+s32 PS4_SYSV_ABI sceCompanionUtilTerminate() {
+    LOG_ERROR(Lib_CompanionUtil, "(STUBBED) called");
+    return ORBIS_OK;
+}
+
+void RegisterlibSceCompanionUtil(Core::Loader::SymbolsResolver* sym) {
+    LIB_FUNCTION("cE5Msy11WhU", "libSceCompanionUtil", 1, "libSceCompanionUtil", 1, 1,
+                 sceCompanionUtilGetEvent);
+    LIB_FUNCTION("MaVrz79mT5o", "libSceCompanionUtil", 1, "libSceCompanionUtil", 1, 1,
+                 sceCompanionUtilGetRemoteOskEvent);
+    LIB_FUNCTION("xb1xlIhf0QY", "libSceCompanionUtil", 1, "libSceCompanionUtil", 1, 1,
+                 sceCompanionUtilInitialize);
+    LIB_FUNCTION("IPN-FRSrafk", "libSceCompanionUtil", 1, "libSceCompanionUtil", 1, 1,
+                 sceCompanionUtilOptParamInitialize);
+    LIB_FUNCTION("H1fYQd5lFAI", "libSceCompanionUtil", 1, "libSceCompanionUtil", 1, 1,
+                 sceCompanionUtilTerminate);
+};
+
+} // namespace Libraries::CompanionUtil
\ No newline at end of file
diff --git a/src/core/libraries/companion/companion_util.h b/src/core/libraries/companion/companion_util.h
new file mode 100644
index 000000000..96f37ee27
--- /dev/null
+++ b/src/core/libraries/companion/companion_util.h
@@ -0,0 +1,21 @@
+// SPDX-FileCopyrightText: Copyright 2025 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/types.h"
+
+namespace Core::Loader {
+class SymbolsResolver;
+}
+
+namespace Libraries::CompanionUtil {
+
+s32 PS4_SYSV_ABI sceCompanionUtilGetEvent();
+s32 PS4_SYSV_ABI sceCompanionUtilGetRemoteOskEvent();
+s32 PS4_SYSV_ABI sceCompanionUtilInitialize();
+s32 PS4_SYSV_ABI sceCompanionUtilOptParamInitialize();
+s32 PS4_SYSV_ABI sceCompanionUtilTerminate();
+
+void RegisterlibSceCompanionUtil(Core::Loader::SymbolsResolver* sym);
+} // namespace Libraries::CompanionUtil
\ No newline at end of file
diff --git a/src/core/libraries/libs.cpp b/src/core/libraries/libs.cpp
index 2ab46d3a0..45b32846f 100644
--- a/src/core/libraries/libs.cpp
+++ b/src/core/libraries/libs.cpp
@@ -10,6 +10,7 @@
 #include "core/libraries/avplayer/avplayer.h"
 #include "core/libraries/camera/camera.h"
 #include "core/libraries/companion/companion_httpd.h"
+#include "core/libraries/companion/companion_util.h"
 #include "core/libraries/disc_map/disc_map.h"
 #include "core/libraries/game_live_streaming/gamelivestreaming.h"
 #include "core/libraries/gnmdriver/gnmdriver.h"
@@ -126,6 +127,7 @@ void InitHLELibs(Core::Loader::SymbolsResolver* sym) {
     Libraries::SigninDialog::RegisterlibSceSigninDialog(sym);
     Libraries::Camera::RegisterlibSceCamera(sym);
     Libraries::CompanionHttpd::RegisterlibSceCompanionHttpd(sym);
+    Libraries::CompanionUtil::RegisterlibSceCompanionUtil(sym);
 }
 
 } // namespace Libraries