diff --git a/esphome/components/ld2450/button/factory_reset_button.h b/esphome/components/ld2450/button/factory_reset_button.h
index 392fc67ffd..83ad2ffd8c 100644
--- a/esphome/components/ld2450/button/factory_reset_button.h
+++ b/esphome/components/ld2450/button/factory_reset_button.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class FactoryResetButton : public button::Button, public Parented<LD2450Component> {
+class FactoryResetButton final : public button::Button, public Parented<LD2450Component> {
  public:
   FactoryResetButton() = default;
 
diff --git a/esphome/components/ld2450/button/restart_button.h b/esphome/components/ld2450/button/restart_button.h
index 9219011f8b..9a5c912a43 100644
--- a/esphome/components/ld2450/button/restart_button.h
+++ b/esphome/components/ld2450/button/restart_button.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class RestartButton : public button::Button, public Parented<LD2450Component> {
+class RestartButton final : public button::Button, public Parented<LD2450Component> {
  public:
   RestartButton() = default;
 
diff --git a/esphome/components/ld2450/ld2450.h b/esphome/components/ld2450/ld2450.h
index 10f9bb874a..48750e95e3 100644
--- a/esphome/components/ld2450/ld2450.h
+++ b/esphome/components/ld2450/ld2450.h
@@ -75,7 +75,7 @@ struct ZoneOfNumbers {
 };
 #endif
 
-class LD2450Component : public Component, public uart::UARTDevice {
+class LD2450Component final : public Component, public uart::UARTDevice {
 #ifdef USE_BINARY_SENSOR
   SUB_BINARY_SENSOR(moving_target)
   SUB_BINARY_SENSOR(still_target)
diff --git a/esphome/components/ld2450/number/presence_timeout_number.h b/esphome/components/ld2450/number/presence_timeout_number.h
index 09c8afca55..e58be1b8ee 100644
--- a/esphome/components/ld2450/number/presence_timeout_number.h
+++ b/esphome/components/ld2450/number/presence_timeout_number.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class PresenceTimeoutNumber : public number::Number, public Parented<LD2450Component> {
+class PresenceTimeoutNumber final : public number::Number, public Parented<LD2450Component> {
  public:
   PresenceTimeoutNumber() = default;
 
diff --git a/esphome/components/ld2450/number/zone_coordinate_number.h b/esphome/components/ld2450/number/zone_coordinate_number.h
index f5a389d712..65ec7f91c4 100644
--- a/esphome/components/ld2450/number/zone_coordinate_number.h
+++ b/esphome/components/ld2450/number/zone_coordinate_number.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class ZoneCoordinateNumber : public number::Number, public Parented<LD2450Component> {
+class ZoneCoordinateNumber final : public number::Number, public Parented<LD2450Component> {
  public:
   ZoneCoordinateNumber(uint8_t zone);
 
diff --git a/esphome/components/ld2450/select/baud_rate_select.h b/esphome/components/ld2450/select/baud_rate_select.h
index cb53118170..abaed25d01 100644
--- a/esphome/components/ld2450/select/baud_rate_select.h
+++ b/esphome/components/ld2450/select/baud_rate_select.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class BaudRateSelect : public select::Select, public Parented<LD2450Component> {
+class BaudRateSelect final : public select::Select, public Parented<LD2450Component> {
  public:
   BaudRateSelect() = default;
 
diff --git a/esphome/components/ld2450/select/zone_type_select.h b/esphome/components/ld2450/select/zone_type_select.h
index 566346eb48..b145899a29 100644
--- a/esphome/components/ld2450/select/zone_type_select.h
+++ b/esphome/components/ld2450/select/zone_type_select.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class ZoneTypeSelect : public select::Select, public Parented<LD2450Component> {
+class ZoneTypeSelect final : public select::Select, public Parented<LD2450Component> {
  public:
   ZoneTypeSelect() = default;
 
diff --git a/esphome/components/ld2450/switch/bluetooth_switch.h b/esphome/components/ld2450/switch/bluetooth_switch.h
index 3d48a89b57..af8707a546 100644
--- a/esphome/components/ld2450/switch/bluetooth_switch.h
+++ b/esphome/components/ld2450/switch/bluetooth_switch.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class BluetoothSwitch : public switch_::Switch, public Parented<LD2450Component> {
+class BluetoothSwitch final : public switch_::Switch, public Parented<LD2450Component> {
  public:
   BluetoothSwitch() = default;
 
diff --git a/esphome/components/ld2450/switch/multi_target_switch.h b/esphome/components/ld2450/switch/multi_target_switch.h
index 739f308cce..d484fc2364 100644
--- a/esphome/components/ld2450/switch/multi_target_switch.h
+++ b/esphome/components/ld2450/switch/multi_target_switch.h
@@ -5,7 +5,7 @@
 
 namespace esphome::ld2450 {
 
-class MultiTargetSwitch : public switch_::Switch, public Parented<LD2450Component> {
+class MultiTargetSwitch final : public switch_::Switch, public Parented<LD2450Component> {
  public:
   MultiTargetSwitch() = default;