diff --git a/hub/catalog_factories/energy_systems/north_america_energy_system_catalog.py b/hub/catalog_factories/energy_systems/north_america_energy_system_catalog.py
index b703945e..150df075 100644
--- a/hub/catalog_factories/energy_systems/north_america_energy_system_catalog.py
+++ b/hub/catalog_factories/energy_systems/north_america_energy_system_catalog.py
@@ -20,6 +20,7 @@ from hub.catalog_factories.data_models.energy_systems.performance_curves import
 from hub.catalog_factories.data_models.energy_systems.archetype import Archetype
 from hub.catalog_factories.data_models.construction.material import Material
 from hub.catalog_factories.data_models.construction.layer import Layer
+import hub.helpers.constants as cte
 
 
 class NorthAmericaEnergySystemCatalog(Catalog):
@@ -30,13 +31,13 @@ class NorthAmericaEnergySystemCatalog(Catalog):
   def __init__(self, path):
     path = str(path / 'Tools4CitiesESMF.xml')
     with open(path, 'r', encoding='utf-8') as xml:
-      self._archetypes = xmltodict.parse(xml.read())
-    self._systems = self._load_systems()
-    print(self._load_systems())
+      self._archetypes = xmltodict.parse(xml.read(), force_list=['boilers', 'photovoltaicModules'])
     self._generation_components = self._load_generation_components()
     print(self._generation_components)
     self._storage_components = self._load_storage_components()
     print(self._storage_components)
+    self._systems = self._load_systems()
+    print(self._load_systems())
 
   #    self._system_archetypes = self._load_system_archetypes()
 
@@ -47,19 +48,27 @@ class NorthAmericaEnergySystemCatalog(Catalog):
   #                            None,
   #                            None,
   #                            self._storage_components)
-  def _load_systems(self):
-    system_configurations = []
-    configurations = self._archetypes['encomp:EnergySystemCatalog']['energysystemconfiguration']
-    for configuration in configurations:
-      system_configurations.append(configuration['@configurationName'])
-    return system_configurations
+#  def _load_systems(self):
+#    systems = []
+#    catalog_systems = self._archetypes['encomp:EnergySystemCatalog']['energysystemconfiguration']
+#    for catalog_system in catalog_systems:
+      # look for the demands and add it to demands[]
+      # look for the components in self._generation_systems and add them to generation_systems[]
+      # same with emission and distribution and storage
+#      System(None,
+#             None,
+#             catalog_system['@configurationName'],
+#             demands,
+#             generation_systems,...
+#             )
+
+#    return system_configurations
 
   def _load_generation_components(self):
     generation_components = []
     boilers = self._archetypes['encomp:EnergySystemCatalog']['energycomponent']['boilers']
     heat_pumps = self._archetypes['encomp:EnergySystemCatalog']['energycomponent']['heatPumps']
     photovoltaics = self._archetypes['encomp:EnergySystemCatalog']['energycomponent']['photovoltaicModules']
-    print(photovoltaics.keys())
     for boiler in boilers:
       boiler_model_name = boiler['@modelName']
       boiler_manufacturer = boiler['@manufacturer']
diff --git a/hub/data/energy_systems/Tools4CitiesESMF.xml b/hub/data/energy_systems/Tools4CitiesESMF.xml
index d1a18651..0f79b6e2 100644
--- a/hub/data/energy_systems/Tools4CitiesESMF.xml
+++ b/hub/data/energy_systems/Tools4CitiesESMF.xml
@@ -39,7 +39,15 @@
     <materials name="Polyurethane" thermalConductivity="0.028"/>
     <materials name="Steel" thermalConductivity="18.0"/>
   </energycomponent>
-  <energysystemconfiguration configurationName="PvHpBoiler"/>
+  <energysystemconfiguration configurationName="PvHpBoiler">
+    <demands type="Heating"/>
+    <demands type="Domestic Hot Water"/>
+    <demands type="Electricity"/>
+    <components Name="VirtualBoiler"/>
+    <components Name="VirtualPV"/>
+    <components Name="VirtualHPair"/>
+  </energysystemconfiguration>
+
   <energysystemconfiguration configurationName="hpTesBoiler"/>
   <energysystemconfiguration configurationName="hpTes"/>
 </encomp:EnergySystemCatalog>
diff --git a/hub/imports/geometry_factory.py b/hub/imports/geometry_factory.py
index 3e6ca0b3..7adf8197 100644
--- a/hub/imports/geometry_factory.py
+++ b/hub/imports/geometry_factory.py
@@ -17,8 +17,7 @@ class GeometryFactory:
   GeometryFactory class
   """
   def __init__(self, file_type,
-               path=None,
-               data_frame=None,
+               path,
                aliases_field=None,
                height_field=None,
                year_of_construction_field=None,
@@ -27,7 +26,6 @@ class GeometryFactory:
     self._file_type = '_' + file_type.lower()
     validate_import_export_type(GeometryFactory, file_type)
     self._path = path
-    self._data_frame = data_frame
     self._aliases_field = aliases_field
     self._height_field = height_field
     self._year_of_construction_field = year_of_construction_field