diff --git a/hub/city_model_structure/life_cycle_assessment/building_component.py b/hub/city_model_structure/life_cycle_assessment/building_component.py
new file mode 100644
index 00000000..63a0d85f
--- /dev/null
+++ b/hub/city_model_structure/life_cycle_assessment/building_component.py
@@ -0,0 +1,51 @@
+"""
+building_component module
+Returns the summarize of envelope and energy systems
+SPDX - License - Identifier: LGPL - 3.0 - or -later
+Copyright © 2024 Concordia CERC group
+Code contributors: Alireza Adli alireza.adli@concordia.ca
+Mohammad Reza Seyedabadi mohammad.seyedabadi@mail.concordia.ca
+"""
+
+
+class BuildingComponent:
+  def __init__(
+          self, opening_material_emission, opening_surface,
+          envelope_material_emission, envelope_thickness, envelope_surface):
+    self._opening_material_emission = opening_material_emission
+    self._opening_surface = opening_surface
+    self._envelope_material_emission = envelope_material_emission
+    self._envelope_thickness = envelope_thickness
+    self._envelope_surface = envelope_surface
+
+  @property
+  def opening_material_emission(self):
+    return self._opening_material_emission
+
+  @property
+  def opening_surface(self):
+    return self._opening_surface
+
+  @property
+  def envelope_material_emission(self):
+    return self._envelope_material_emission
+
+  @property
+  def envelope_thickness(self):
+    return self._envelope_thickness
+
+  @property
+  def envelope_surface(self):
+    return self._envelope_surface
+
+  def opening_emission(self):
+    return self._opening_material_emission * self._opening_surface
+
+  def envelope_emission(self):
+    return self._envelope_material_emission * \
+           self.envelope_thickness * \
+           self._envelope_surface
+
+  def component_emission(self):
+    return self.opening_emission() + self.envelope_emission()
+