diff --git a/homeassistant/helpers/entity_component.py b/homeassistant/helpers/entity_component.py
index c8bcda0eef2..826693de133 100644
--- a/homeassistant/helpers/entity_component.py
+++ b/homeassistant/helpers/entity_component.py
@@ -11,6 +11,7 @@ from types import ModuleType
 from typing import Any, Generic
 
 from typing_extensions import TypeVar
+import voluptuous as vol
 
 from homeassistant import config as conf_util
 from homeassistant.config_entries import ConfigEntry
@@ -266,6 +267,20 @@ class EntityComponent(Generic[_EntityT]):
         """Register an entity service."""
         if schema is None or isinstance(schema, dict):
             schema = cv.make_entity_service_schema(schema)
+        # Do a sanity check to check this is a valid entity service schema,
+        # the check could be extended to require All/Any to have sub schema(s)
+        # with all entity service fields
+        elif (
+            # Don't check All/Any
+            not isinstance(schema, (vol.All, vol.Any))
+            # Don't check All/Any wrapped in schema
+            and not isinstance(schema.schema, (vol.All, vol.Any))
+            and any(key not in schema.schema for key in cv.ENTITY_SERVICE_FIELDS)
+        ):
+            raise HomeAssistantError(
+                "The schema does not include all required keys: "
+                f"{", ".join(str(key) for key in cv.ENTITY_SERVICE_FIELDS)}"
+            )
 
         service_func: str | HassJob[..., Any]
         service_func = func if isinstance(func, str) else HassJob(func)
diff --git a/tests/helpers/test_entity_component.py b/tests/helpers/test_entity_component.py
index 0c09c9d75f7..230944e6a96 100644
--- a/tests/helpers/test_entity_component.py
+++ b/tests/helpers/test_entity_component.py
@@ -556,6 +556,33 @@ async def test_register_entity_service(
     assert len(calls) == 2
 
 
+async def test_register_entity_service_non_entity_service_schema(
+    hass: HomeAssistant,
+) -> None:
+    """Test attempting to register a service with an incomplete schema."""
+    component = EntityComponent(_LOGGER, DOMAIN, hass)
+
+    with pytest.raises(
+        HomeAssistantError,
+        match=(
+            "The schema does not include all required keys: entity_id, device_id, area_id, "
+            "floor_id, label_id"
+        ),
+    ):
+        component.async_register_entity_service(
+            "hello", vol.Schema({"some": str}), Mock()
+        )
+
+    # The check currently does not recurse into vol.All or vol.Any allowing these
+    # non-compliatn schemas to pass
+    component.async_register_entity_service(
+        "hello", vol.All(vol.Schema({"some": str})), Mock()
+    )
+    component.async_register_entity_service(
+        "hello", vol.Any(vol.Schema({"some": str})), Mock()
+    )
+
+
 async def test_register_entity_service_response_data(hass: HomeAssistant) -> None:
     """Test an entity service that does support response data."""
     entity = MockEntity(entity_id=f"{DOMAIN}.entity")