diff --git a/homeassistant/components/ista_ecotrend/__init__.py b/homeassistant/components/ista_ecotrend/__init__.py
index 2bb41dd6f8b..e1be000ccc4 100644
--- a/homeassistant/components/ista_ecotrend/__init__.py
+++ b/homeassistant/components/ista_ecotrend/__init__.py
@@ -29,7 +29,7 @@ type IstaConfigEntry = ConfigEntry[IstaCoordinator]
 
 
 async def async_setup_entry(hass: HomeAssistant, entry: IstaConfigEntry) -> bool:
-    """Set up ista Ecotrend from a config entry."""
+    """Set up ista EcoTrend from a config entry."""
     ista = PyEcotrendIsta(
         entry.data[CONF_EMAIL],
         entry.data[CONF_PASSWORD],
diff --git a/homeassistant/components/ista_ecotrend/config_flow.py b/homeassistant/components/ista_ecotrend/config_flow.py
index b58da0f3a56..0bf1685eff4 100644
--- a/homeassistant/components/ista_ecotrend/config_flow.py
+++ b/homeassistant/components/ista_ecotrend/config_flow.py
@@ -1,4 +1,4 @@
-"""Config flow for ista Ecotrend integration."""
+"""Config flow for ista EcoTrend integration."""
 
 from __future__ import annotations
 
@@ -45,7 +45,7 @@ STEP_USER_DATA_SCHEMA = vol.Schema(
 
 
 class IstaConfigFlow(ConfigFlow, domain=DOMAIN):
-    """Handle a config flow for ista Ecotrend."""
+    """Handle a config flow for ista EcoTrend."""
 
     async def async_step_user(
         self, user_input: dict[str, Any] | None = None
diff --git a/homeassistant/components/ista_ecotrend/manifest.json b/homeassistant/components/ista_ecotrend/manifest.json
index 988f278a1c9..497d3d4a984 100644
--- a/homeassistant/components/ista_ecotrend/manifest.json
+++ b/homeassistant/components/ista_ecotrend/manifest.json
@@ -1,6 +1,6 @@
 {
   "domain": "ista_ecotrend",
-  "name": "ista Ecotrend",
+  "name": "ista EcoTrend",
   "codeowners": ["@tr4nt0r"],
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/ista_ecotrend",
diff --git a/homeassistant/components/ista_ecotrend/strings.json b/homeassistant/components/ista_ecotrend/strings.json
index fa8fcc28c20..af976e89e09 100644
--- a/homeassistant/components/ista_ecotrend/strings.json
+++ b/homeassistant/components/ista_ecotrend/strings.json
@@ -50,7 +50,7 @@
       "message": "Authentication failed for {email}, check your login credentials"
     },
     "connection_exception": {
-      "message": "Unable to connect and retrieve data from ista EcoTrends, try again later"
+      "message": "Unable to connect and retrieve data from ista EcoTrend, try again later"
     }
   }
 }
diff --git a/homeassistant/generated/integrations.json b/homeassistant/generated/integrations.json
index cc949dec3c4..0665ba30351 100644
--- a/homeassistant/generated/integrations.json
+++ b/homeassistant/generated/integrations.json
@@ -2923,7 +2923,7 @@
       "iot_class": "cloud_polling"
     },
     "ista_ecotrend": {
-      "name": "ista Ecotrend",
+      "name": "ista EcoTrend",
       "integration_type": "hub",
       "config_flow": true,
       "iot_class": "cloud_polling"
diff --git a/tests/components/ista_ecotrend/__init__.py b/tests/components/ista_ecotrend/__init__.py
index d636c2a399c..93426111a06 100644
--- a/tests/components/ista_ecotrend/__init__.py
+++ b/tests/components/ista_ecotrend/__init__.py
@@ -1 +1 @@
-"""Tests for the ista Ecotrend integration."""
+"""Tests for the ista EcoTrend integration."""
diff --git a/tests/components/ista_ecotrend/conftest.py b/tests/components/ista_ecotrend/conftest.py
index 786be230c05..097ed07ff10 100644
--- a/tests/components/ista_ecotrend/conftest.py
+++ b/tests/components/ista_ecotrend/conftest.py
@@ -1,4 +1,4 @@
-"""Common fixtures for the ista Ecotrend tests."""
+"""Common fixtures for the ista EcoTrend tests."""
 
 from collections.abc import Generator
 from typing import Any
diff --git a/tests/components/ista_ecotrend/test_config_flow.py b/tests/components/ista_ecotrend/test_config_flow.py
index 3ff192c85ac..6dfa692841a 100644
--- a/tests/components/ista_ecotrend/test_config_flow.py
+++ b/tests/components/ista_ecotrend/test_config_flow.py
@@ -1,4 +1,4 @@
-"""Test the ista Ecotrend config flow."""
+"""Test the ista EcoTrend config flow."""
 
 from unittest.mock import AsyncMock, MagicMock
 
diff --git a/tests/components/ista_ecotrend/test_init.py b/tests/components/ista_ecotrend/test_init.py
index 11a770d9ec7..c7faa2171d6 100644
--- a/tests/components/ista_ecotrend/test_init.py
+++ b/tests/components/ista_ecotrend/test_init.py
@@ -1,4 +1,4 @@
-"""Test the ista Ecotrend init."""
+"""Test the ista EcoTrend init."""
 
 from unittest.mock import MagicMock