diff --git a/contract/models/contract.py b/contract/models/contract.py
index 10c630f6..481a64c9 100644
--- a/contract/models/contract.py
+++ b/contract/models/contract.py
@@ -84,6 +84,14 @@ class ContractContract(models.Model):
         required=True
     )
 
+    commercial_partner_id = fields.Many2one(
+        'res.partner',
+        related='partner_id.commercial_partner_id',
+        store=True,
+        string='Commercial Entity',
+        index=True
+    )
+
     @api.multi
     def _inverse_partner_id(self):
         for rec in self:
diff --git a/contract/readme/CONTRIBUTORS.rst b/contract/readme/CONTRIBUTORS.rst
index 054e1a8c..ef3f91ff 100644
--- a/contract/readme/CONTRIBUTORS.rst
+++ b/contract/readme/CONTRIBUTORS.rst
@@ -8,3 +8,4 @@
 * Thomas Binsfeld <thomas.binsfeld@acsone.eu>
 * Rafael Blasco <rafael.blasco@tecnativa.com>
 * Guillaume Vandamme <guillaume.vandamme@acsone.eu>
+* Raphaël Reverdy <raphael.reverdy@akretion.com>
diff --git a/contract/views/contract.xml b/contract/views/contract.xml
index ee810e87..5145abc5 100644
--- a/contract/views/contract.xml
+++ b/contract/views/contract.xml
@@ -43,6 +43,7 @@
                     </div>
                     <group name="main">
                         <group>
+                            <field name="commercial_partner_id" invisible="1"/>
                             <field name="partner_id" required="1"/>
                             <field name="payment_term_id"/>
                             <field name="user_id"/>
@@ -189,6 +190,7 @@
                         domain="[('date_end', '&lt;', context_today().strftime('%Y-%m-%d')), ('recurring_next_date', '=', False)]"
                 />
                 <field name="partner_id"/>
+                <field name="commercial_partner_id"/>
                 <filter string="Archived"
                         domain="[('active', '=', False)]"
                         name="inactive"/>
@@ -197,6 +199,9 @@
                             name="group_by_partner"
                             domain="[]"
                             context="{'group_by':'partner_id'}"/>
+                    <filter name="commercial_partner_groupby"
+                            string="Commercial Entity"
+                            context="{'group_by': 'commercial_partner_id'}"/>
                     <filter name="group_by_next_invoice"
                             string="Next Invoice"
                             domain="[('recurring_next_date', '!=', False)]"