diff --git a/homeassistant/components/cloud/alexa_config.py b/homeassistant/components/cloud/alexa_config.py
index 7394936f355..43ef0ee62da 100644
--- a/homeassistant/components/cloud/alexa_config.py
+++ b/homeassistant/components/cloud/alexa_config.py
@@ -56,12 +56,6 @@ class AlexaConfig(alexa_config.AbstractConfig):
         self._alexa_sync_unsub = None
         self._endpoint = None
 
-        prefs.async_listen_updates(self._async_prefs_updated)
-        hass.bus.async_listen(
-            entity_registry.EVENT_ENTITY_REGISTRY_UPDATED,
-            self._handle_entity_registry_updated,
-        )
-
     @property
     def enabled(self):
         """Return if Alexa is enabled."""
@@ -114,6 +108,12 @@ class AlexaConfig(alexa_config.AbstractConfig):
 
         start.async_at_start(self.hass, hass_started)
 
+        self._prefs.async_listen_updates(self._async_prefs_updated)
+        self.hass.bus.async_listen(
+            entity_registry.EVENT_ENTITY_REGISTRY_UPDATED,
+            self._handle_entity_registry_updated,
+        )
+
     def should_expose(self, entity_id):
         """If an entity should be exposed."""
         if entity_id in CLOUD_NEVER_EXPOSED_ENTITIES:
@@ -171,6 +171,15 @@ class AlexaConfig(alexa_config.AbstractConfig):
 
     async def _async_prefs_updated(self, prefs):
         """Handle updated preferences."""
+        if not self._cloud.is_logged_in:
+            if self.is_reporting_states:
+                await self.async_disable_proactive_mode()
+
+            if self._alexa_sync_unsub:
+                self._alexa_sync_unsub()
+                self._alexa_sync_unsub = None
+            return
+
         if ALEXA_DOMAIN not in self.hass.config.components and self.enabled:
             await async_setup_component(self.hass, ALEXA_DOMAIN, {})
 
diff --git a/homeassistant/components/cloud/google_config.py b/homeassistant/components/cloud/google_config.py
index aed66ae179d..f1783771f2f 100644
--- a/homeassistant/components/cloud/google_config.py
+++ b/homeassistant/components/cloud/google_config.py
@@ -172,6 +172,13 @@ class CloudGoogleConfig(AbstractConfig):
 
     async def _async_prefs_updated(self, prefs):
         """Handle updated preferences."""
+        if not self._cloud.is_logged_in:
+            if self.is_reporting_state:
+                self.async_disable_report_state()
+            if self.is_local_sdk_active:
+                self.async_disable_local_sdk()
+            return
+
         if self.enabled and GOOGLE_DOMAIN not in self.hass.config.components:
             await async_setup_component(self.hass, GOOGLE_DOMAIN, {})
 
diff --git a/tests/components/cloud/test_alexa_config.py b/tests/components/cloud/test_alexa_config.py
index 83c2a5aa2d1..60ef992dafb 100644
--- a/tests/components/cloud/test_alexa_config.py
+++ b/tests/components/cloud/test_alexa_config.py
@@ -28,6 +28,7 @@ async def test_alexa_config_expose_entity_prefs(hass, cloud_prefs, cloud_stub):
     conf = alexa_config.AlexaConfig(
         hass, ALEXA_SCHEMA({}), "mock-user-id", cloud_prefs, cloud_stub
     )
+    await conf.async_initialize()
 
     assert not conf.should_expose("light.kitchen")
     entity_conf["should_expose"] = True
@@ -50,6 +51,7 @@ async def test_alexa_config_report_state(hass, cloud_prefs, cloud_stub):
     conf = alexa_config.AlexaConfig(
         hass, ALEXA_SCHEMA({}), "mock-user-id", cloud_prefs, cloud_stub
     )
+    await conf.async_initialize()
 
     assert cloud_prefs.alexa_report_state is False
     assert conf.should_report_state is False
@@ -131,9 +133,9 @@ def patch_sync_helper():
 
 async def test_alexa_update_expose_trigger_sync(hass, cloud_prefs, cloud_stub):
     """Test Alexa config responds to updating exposed entities."""
-    alexa_config.AlexaConfig(
+    await alexa_config.AlexaConfig(
         hass, ALEXA_SCHEMA({}), "mock-user-id", cloud_prefs, cloud_stub
-    )
+    ).async_initialize()
 
     with patch_sync_helper() as (to_update, to_remove):
         await cloud_prefs.async_update_alexa_entity_config(
@@ -166,9 +168,9 @@ async def test_alexa_update_expose_trigger_sync(hass, cloud_prefs, cloud_stub):
 
 async def test_alexa_entity_registry_sync(hass, mock_cloud_login, cloud_prefs):
     """Test Alexa config responds to entity registry."""
-    alexa_config.AlexaConfig(
+    await alexa_config.AlexaConfig(
         hass, ALEXA_SCHEMA({}), "mock-user-id", cloud_prefs, hass.data["cloud"]
-    )
+    ).async_initialize()
 
     with patch_sync_helper() as (to_update, to_remove):
         hass.bus.async_fire(
@@ -218,9 +220,9 @@ async def test_alexa_entity_registry_sync(hass, mock_cloud_login, cloud_prefs):
 
 async def test_alexa_update_report_state(hass, cloud_prefs, cloud_stub):
     """Test Alexa config responds to reporting state."""
-    alexa_config.AlexaConfig(
+    await alexa_config.AlexaConfig(
         hass, ALEXA_SCHEMA({}), "mock-user-id", cloud_prefs, cloud_stub
-    )
+    ).async_initialize()
 
     with patch(
         "homeassistant.components.cloud.alexa_config.AlexaConfig.async_sync_entities",
@@ -244,3 +246,32 @@ def test_enabled_requires_valid_sub(hass, mock_expired_cloud_login, cloud_prefs)
     )
 
     assert not config.enabled
+
+
+async def test_alexa_handle_logout(hass, cloud_prefs, cloud_stub):
+    """Test Alexa config responds to logging out."""
+    aconf = alexa_config.AlexaConfig(
+        hass, ALEXA_SCHEMA({}), "mock-user-id", cloud_prefs, cloud_stub
+    )
+
+    await aconf.async_initialize()
+
+    with patch(
+        "homeassistant.components.alexa.config.async_enable_proactive_mode",
+        return_value=Mock(),
+    ) as mock_enable:
+        await aconf.async_enable_proactive_mode()
+
+    # This will trigger a prefs update when we logout.
+    await cloud_prefs.get_cloud_user()
+
+    cloud_stub.is_logged_in = False
+    with patch.object(
+        cloud_stub.auth,
+        "async_check_token",
+        side_effect=AssertionError("Should not be called"),
+    ):
+        await cloud_prefs.async_set_username(None)
+        await hass.async_block_till_done()
+
+    assert len(mock_enable.return_value.mock_calls) == 1
diff --git a/tests/components/cloud/test_google_config.py b/tests/components/cloud/test_google_config.py
index 1f513dbf53e..f2528de221d 100644
--- a/tests/components/cloud/test_google_config.py
+++ b/tests/components/cloud/test_google_config.py
@@ -264,3 +264,32 @@ async def test_setup_integration(hass, mock_conf, cloud_prefs):
     await cloud_prefs.async_update()
     await hass.async_block_till_done()
     assert "google_assistant" in hass.config.components
+
+
+async def test_google_handle_logout(hass, cloud_prefs, mock_cloud_login):
+    """Test Google config responds to logging out."""
+    gconf = CloudGoogleConfig(
+        hass, GACTIONS_SCHEMA({}), "mock-user-id", cloud_prefs, Mock(is_logged_in=False)
+    )
+
+    await gconf.async_initialize()
+
+    with patch(
+        "homeassistant.components.google_assistant.report_state.async_enable_report_state",
+    ) as mock_enable:
+        gconf.async_enable_report_state()
+
+    assert len(mock_enable.mock_calls) == 1
+
+    # This will trigger a prefs update when we logout.
+    await cloud_prefs.get_cloud_user()
+
+    with patch.object(
+        hass.data["cloud"].auth,
+        "async_check_token",
+        side_effect=AssertionError("Should not be called"),
+    ):
+        await cloud_prefs.async_set_username(None)
+        await hass.async_block_till_done()
+
+    assert len(mock_enable.return_value.mock_calls) == 1