diff --git a/base_external_dbsource/__manifest__.py b/base_external_dbsource/__manifest__.py
index 6d5861fe..50eb4283 100644
--- a/base_external_dbsource/__manifest__.py
+++ b/base_external_dbsource/__manifest__.py
@@ -19,6 +19,7 @@
     'data': [
         'views/base_external_dbsource.xml',
         'security/ir.model.access.csv',
+        'security/base_external_dbsource_security.xml',
     ],
     'demo': [
         'demo/base_external_dbsource.xml',
diff --git a/base_external_dbsource/models/base_external_dbsource.py b/base_external_dbsource/models/base_external_dbsource.py
index 69c6a355..ca6d7cf7 100644
--- a/base_external_dbsource/models/base_external_dbsource.py
+++ b/base_external_dbsource/models/base_external_dbsource.py
@@ -57,6 +57,11 @@ class BaseExternalDbsource(models.Model):
     - SQLite: sqlite:///test.db
     - Elasticsearch: https://user:%s@localhost:9200
     """)
+    company_id = fields.Many2one(
+        comodel_name='res.company',
+        string='Company',
+        default=lambda self: self.env.user.company_id,
+    )
     conn_string_full = fields.Text(
         readonly=True,
         compute='_compute_conn_string_full',
diff --git a/base_external_dbsource/security/base_external_dbsource_security.xml b/base_external_dbsource/security/base_external_dbsource_security.xml
new file mode 100644
index 00000000..ecc48580
--- /dev/null
+++ b/base_external_dbsource/security/base_external_dbsource_security.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<odoo noupdate="1">
+
+    <record id="base_external_dbsource_company_rule" model="ir.rule">
+        <field name="name">External Database Source Multicompany</field>
+        <field name="model_id" ref="model_base_external_dbsource"/>
+        <field name="global" eval="True"/>
+        <field name="domain_force">['|',('company_id','=',False),('company_id','child_of',[user.company_id.id])]</field>
+    </record>
+
+</odoo>
diff --git a/base_external_dbsource/views/base_external_dbsource.xml b/base_external_dbsource/views/base_external_dbsource.xml
index dcc72961..78b0165e 100644
--- a/base_external_dbsource/views/base_external_dbsource.xml
+++ b/base_external_dbsource/views/base_external_dbsource.xml
@@ -24,6 +24,8 @@
                         <group>
                             <group>
                                 <field name="name"/>
+                                <field name="company_id" groups="base.group_multi_company"
+                                       options="{'no_create': True}"/>
                             </group>
                             <group>
                                 <field name="password" password="True"/>