diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index bbf7295be99..51429bdf94b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -21,7 +21,7 @@ repos:
           - --skip="./.*,*.csv,*.json"
           - --quiet-level=2
         exclude_types: [csv, json]
-        exclude: ^tests/fixtures/
+        exclude: ^tests/fixtures/|homeassistant/generated/
   - repo: https://github.com/PyCQA/flake8
     rev: 4.0.1
     hooks:
diff --git a/homeassistant/components/websocket_api/commands.py b/homeassistant/components/websocket_api/commands.py
index bea08722eb0..b7e7a353633 100644
--- a/homeassistant/components/websocket_api/commands.py
+++ b/homeassistant/components/websocket_api/commands.py
@@ -22,6 +22,7 @@ from homeassistant.exceptions import (
     TemplateError,
     Unauthorized,
 )
+from homeassistant.generated import supported_brands
 from homeassistant.helpers import config_validation as cv, entity, template
 from homeassistant.helpers.dispatcher import async_dispatcher_connect
 from homeassistant.helpers.event import (
@@ -68,6 +69,7 @@ def async_register_commands(
     async_reg(hass, handle_unsubscribe_events)
     async_reg(hass, handle_validate_config)
     async_reg(hass, handle_subscribe_entities)
+    async_reg(hass, handle_supported_brands)
 
 
 def pong_message(iden: int) -> dict[str, Any]:
@@ -691,3 +693,25 @@ async def handle_validate_config(
             result[key] = {"valid": True, "error": None}
 
     connection.send_result(msg["id"], result)
+
+
+@decorators.websocket_command(
+    {
+        vol.Required("type"): "supported_brands",
+    }
+)
+@decorators.async_response
+async def handle_supported_brands(
+    hass: HomeAssistant, connection: ActiveConnection, msg: dict[str, Any]
+) -> None:
+    """Handle supported brands command."""
+    data = {}
+    for integration in await asyncio.gather(
+        *[
+            async_get_integration(hass, integration)
+            for integration in supported_brands.HAS_SUPPORTED_BRANDS
+        ]
+    ):
+        data[integration.domain] = integration.manifest["supported_brands"]
+
+    connection.send_result(msg["id"], data)
diff --git a/homeassistant/generated/supported_brands.py b/homeassistant/generated/supported_brands.py
new file mode 100644
index 00000000000..589e0462cf7
--- /dev/null
+++ b/homeassistant/generated/supported_brands.py
@@ -0,0 +1,15 @@
+"""Automatically generated by hassfest.
+
+To update, run python3 -m script.hassfest
+"""
+
+# fmt: off
+
+HAS_SUPPORTED_BRANDS = (
+    "denonavr",
+    "hunterdouglas_powerview",
+    "motion_blinds",
+    "overkiz",
+    "renault",
+    "wemo"
+)
diff --git a/script/hassfest/__main__.py b/script/hassfest/__main__.py
index 4bc30583d47..233abda4ed8 100644
--- a/script/hassfest/__main__.py
+++ b/script/hassfest/__main__.py
@@ -20,6 +20,7 @@ from . import (
     requirements,
     services,
     ssdp,
+    supported_brands,
     translations,
     usb,
     zeroconf,
@@ -39,6 +40,7 @@ INTEGRATION_PLUGINS = [
     requirements,
     services,
     ssdp,
+    supported_brands,
     translations,
     usb,
     zeroconf,
diff --git a/script/hassfest/model.py b/script/hassfest/model.py
index fc38e1db592..d4e1fbf806a 100644
--- a/script/hassfest/model.py
+++ b/script/hassfest/model.py
@@ -112,6 +112,11 @@ class Integration:
         """List of dependencies."""
         return self.manifest.get("dependencies", [])
 
+    @property
+    def supported_brands(self) -> dict[str]:
+        """Return dict of supported brands."""
+        return self.manifest.get("supported_brands", {})
+
     @property
     def integration_type(self) -> str:
         """Get integration_type."""
diff --git a/script/hassfest/supported_brands.py b/script/hassfest/supported_brands.py
new file mode 100644
index 00000000000..6740260a04c
--- /dev/null
+++ b/script/hassfest/supported_brands.py
@@ -0,0 +1,55 @@
+"""Generate supported_brands data."""
+from __future__ import annotations
+
+import json
+
+from .model import Config, Integration
+
+BASE = """
+\"\"\"Automatically generated by hassfest.
+
+To update, run python3 -m script.hassfest
+\"\"\"
+
+# fmt: off
+
+HAS_SUPPORTED_BRANDS = ({})
+""".strip()
+
+
+def generate_and_validate(integrations: dict[str, Integration], config: Config) -> str:
+    """Validate and generate supported_brands data."""
+
+    brands = [
+        domain
+        for domain, integration in sorted(integrations.items())
+        if integration.supported_brands
+    ]
+
+    return BASE.format(json.dumps(brands, indent=4)[1:-1])
+
+
+def validate(integrations: dict[str, Integration], config: Config) -> None:
+    """Validate supported_brands data."""
+    supported_brands_path = config.root / "homeassistant/generated/supported_brands.py"
+    config.cache["supported_brands"] = content = generate_and_validate(
+        integrations, config
+    )
+
+    if config.specific_integrations:
+        return
+
+    if supported_brands_path.read_text(encoding="utf-8").strip() != content:
+        config.add_error(
+            "supported_brands",
+            "File supported_brands.py is not up to date. Run python3 -m script.hassfest",
+            fixable=True,
+        )
+
+
+def generate(integrations: dict[str, Integration], config: Config):
+    """Generate supported_brands data."""
+    supported_brands_path = config.root / "homeassistant/generated/supported_brands.py"
+    supported_brands_path.write_text(
+        f"{config.cache['supported_brands']}\n", encoding="utf-8"
+    )
diff --git a/tests/components/websocket_api/test_commands.py b/tests/components/websocket_api/test_commands.py
index 0f4695596fc..f1065061c73 100644
--- a/tests/components/websocket_api/test_commands.py
+++ b/tests/components/websocket_api/test_commands.py
@@ -22,7 +22,13 @@ from homeassistant.helpers.dispatcher import async_dispatcher_send
 from homeassistant.loader import async_get_integration
 from homeassistant.setup import DATA_SETUP_TIME, async_setup_component
 
-from tests.common import MockEntity, MockEntityPlatform, async_mock_service
+from tests.common import (
+    MockEntity,
+    MockEntityPlatform,
+    MockModule,
+    async_mock_service,
+    mock_integration,
+)
 
 STATE_KEY_SHORT_NAMES = {
     "entity_id": "e",
@@ -1749,3 +1755,36 @@ async def test_validate_config_invalid(websocket_client, key, config, error):
     assert msg["type"] == const.TYPE_RESULT
     assert msg["success"]
     assert msg["result"] == {key: {"valid": False, "error": error}}
+
+
+async def test_supported_brands(hass, websocket_client):
+    """Test supported brands."""
+    mock_integration(
+        hass,
+        MockModule("test", partial_manifest={"supported_brands": {"hello": "World"}}),
+    )
+    mock_integration(
+        hass,
+        MockModule(
+            "abcd", partial_manifest={"supported_brands": {"something": "Something"}}
+        ),
+    )
+
+    with patch(
+        "homeassistant.generated.supported_brands.HAS_SUPPORTED_BRANDS",
+        ("abcd", "test"),
+    ):
+        await websocket_client.send_json({"id": 7, "type": "supported_brands"})
+        msg = await websocket_client.receive_json()
+
+    assert msg["id"] == 7
+    assert msg["type"] == const.TYPE_RESULT
+    assert msg["success"]
+    assert msg["result"] == {
+        "abcd": {
+            "something": "Something",
+        },
+        "test": {
+            "hello": "World",
+        },
+    }