diff --git a/cooperator/__manifest__.py b/cooperator/__manifest__.py
index 7b4fb039b..d49bdff41 100644
--- a/cooperator/__manifest__.py
+++ b/cooperator/__manifest__.py
@@ -7,7 +7,7 @@
 {
     "name": "Cooperators",
     "summary": "Manage your cooperators",
-    "version": "14.0.1.6.0",
+    "version": "14.0.1.7.0",
     "depends": [
         "base",
         "web",
diff --git a/cooperator/data/mail_template_data.xml b/cooperator/data/mail_template_data.xml
index ae00fb716..7dd50e196 100644
--- a/cooperator/data/mail_template_data.xml
+++ b/cooperator/data/mail_template_data.xml
@@ -35,7 +35,7 @@
 
     <p>Do not forget to add the structured communication to the payment.</p>
 
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.company_id.name}.</p>
 
     % if object.company_id.street:
@@ -94,7 +94,7 @@
     <p>If you have any question, do not hesitate to contact us.</p>
     <br/>
 
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.company_id.name}.</p>
 
     % if object.company_id.street:
@@ -216,7 +216,7 @@
     <p>If you have any question, do not hesitate to contact us.</p>
     <br/>
 
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.company_id.name}.</p>
 
     % if object.company_id.street:
@@ -279,7 +279,7 @@
     <p>Find in attachment your ${object.env.company.name} certificate.</p>
     <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>
     <br/>
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.env.company.name}.</p>
 
     % if object.env.company.street:
@@ -344,7 +344,7 @@
     <p>Find in attachment your ${object.env.company.name} certificate.</p>
     <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>
     <br/>
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.env.company.name}.</p>
 
     % if object.env.company.street:
@@ -407,7 +407,7 @@
     <p>Find in attachment your ${object.env.company.name} certificate.</p>
     <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>
     <br/>
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.env.company.name}.</p>
 
     % if object.env.company.street:
@@ -470,7 +470,7 @@
     <p>Find in attachment your ${object.env.company.name} certificate.</p>
     <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>
     <br/>
-    <p>Sustainably your,</p>
+    <p>Sustainably yours,</p>
     <p>${object.env.company.name}.</p>
 
     % if object.env.company.street:
diff --git a/cooperator/i18n/ca_ES.po b/cooperator/i18n/ca_ES.po
index 32e65d3fc..38f9d6db1 100644
--- a/cooperator/i18n/ca_ES.po
+++ b/cooperator/i18n/ca_ES.po
@@ -138,7 +138,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -189,7 +189,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -239,7 +239,7 @@ msgid ""
 "    <p>Do not forget to add the structured communication to the payment.</"
 "p>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -289,7 +289,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -339,7 +339,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -390,7 +390,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -440,7 +440,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -2776,7 +2776,7 @@ msgstr ""
 #~ "p>\n"
 #~ "    <p>Thank you for trusting ${object.company_id.name or 'us'}!</p>\n"
 #~ "    <br/>\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
@@ -2874,7 +2874,7 @@ msgstr ""
 #~ "p>\n"
 #~ "    <p>Thank you for choosing ${object.company_id.name or 'us'}!</p>\n"
 #~ "    <br/>\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
@@ -2972,7 +2972,7 @@ msgstr ""
 #~ "p>\n"
 #~ "    <p>Thank you for choosing ${object.company_id.name or 'us'}!</p>\n"
 #~ "    <br/>\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
@@ -3071,7 +3071,7 @@ msgstr ""
 #~ "p>\n"
 #~ "    <p>Thank you for choosing ${object.company_id.name or 'us'}!</p>\n"
 #~ "    <br/>\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
@@ -3172,7 +3172,7 @@ msgstr ""
 #~ "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 #~ "    <br/>\n"
 #~ "\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
@@ -3273,7 +3273,7 @@ msgstr ""
 #~ "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 #~ "    <br/>\n"
 #~ "\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
@@ -3370,7 +3370,7 @@ msgstr ""
 #~ "    <p>Do not forget to add the structured communication to the payment.</"
 #~ "p>\n"
 #~ "\n"
-#~ "    <p>Sustainably your,</p>\n"
+#~ "    <p>Sustainably yours,</p>\n"
 #~ "    <p>${object.company_id.name}.</p>\n"
 #~ "\n"
 #~ "    % if object.company_id.street:\n"
diff --git a/cooperator/i18n/cooperator.pot b/cooperator/i18n/cooperator.pot
index eb134250e..5eaef1f1e 100644
--- a/cooperator/i18n/cooperator.pot
+++ b/cooperator/i18n/cooperator.pot
@@ -77,7 +77,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -123,7 +123,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -167,7 +167,7 @@ msgid ""
 "\n"
 "    <p>Do not forget to add the structured communication to the payment.</p>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -213,7 +213,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -259,7 +259,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -305,7 +305,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -351,7 +351,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
diff --git a/cooperator/i18n/es.po b/cooperator/i18n/es.po
index d47af5a3a..b79772c44 100644
--- a/cooperator/i18n/es.po
+++ b/cooperator/i18n/es.po
@@ -90,7 +90,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -141,7 +141,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -191,7 +191,7 @@ msgid ""
 "    <p>Do not forget to add the structured communication to the payment.</"
 "p>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -241,7 +241,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -291,7 +291,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -342,7 +342,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -392,7 +392,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
diff --git a/cooperator/i18n/fr.po b/cooperator/i18n/fr.po
index 5f1eb4ac3..0694b5a17 100644
--- a/cooperator/i18n/fr.po
+++ b/cooperator/i18n/fr.po
@@ -135,7 +135,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -234,7 +234,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -330,7 +330,7 @@ msgid ""
 "    <p>Do not forget to add the structured communication to the payment.</"
 "p>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -426,7 +426,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -522,7 +522,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -619,7 +619,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -714,7 +714,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
diff --git a/cooperator/i18n/fr_BE.po b/cooperator/i18n/fr_BE.po
index d0d627b02..a29ad60de 100644
--- a/cooperator/i18n/fr_BE.po
+++ b/cooperator/i18n/fr_BE.po
@@ -87,7 +87,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -138,7 +138,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -188,7 +188,7 @@ msgid ""
 "    <p>Do not forget to add the structured communication to the payment.</"
 "p>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -284,7 +284,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -334,7 +334,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -385,7 +385,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -435,7 +435,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
diff --git a/cooperator/i18n/nl_BE.po b/cooperator/i18n/nl_BE.po
index 818dd6944..6a3ae8248 100644
--- a/cooperator/i18n/nl_BE.po
+++ b/cooperator/i18n/nl_BE.po
@@ -89,7 +89,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -140,7 +140,7 @@ msgid ""
 "    <p>If you have any question, do not hesitate to contact us.</p>\n"
 "    <br/>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -190,7 +190,7 @@ msgid ""
 "    <p>Do not forget to add the structured communication to the payment.</"
 "p>\n"
 "\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.company_id.name}.</p>\n"
 "\n"
 "    % if object.company_id.street:\n"
@@ -240,7 +240,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for trusting ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -290,7 +290,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -341,7 +341,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
@@ -391,7 +391,7 @@ msgid ""
 "    <p>Find in attachment your ${object.env.company.name} certificate.</p>\n"
 "    <p>Thank you for choosing ${object.env.company.name or 'us'}!</p>\n"
 "    <br/>\n"
-"    <p>Sustainably your,</p>\n"
+"    <p>Sustainably yours,</p>\n"
 "    <p>${object.env.company.name}.</p>\n"
 "\n"
 "    % if object.env.company.street:\n"
diff --git a/cooperator/models/account_move.py b/cooperator/models/account_move.py
index 406247447..81127dc78 100644
--- a/cooperator/models/account_move.py
+++ b/cooperator/models/account_move.py
@@ -61,10 +61,8 @@ def create_user(self, partner):
 
     def get_mail_template_certificate(self):
         if self.partner_id.member:
-            mail_template = "cooperator.email_template_certificat_increase"
-        else:
-            mail_template = "cooperator.email_template_certificat"
-        return self.env.ref(mail_template)
+            return self.company_id.get_cooperator_certificate_increase_mail_template()
+        return self.company_id.get_cooperator_certificate_mail_template()
 
     def get_sequence_register(self):
         return self.env.ref("cooperator.sequence_subscription", False)
@@ -205,7 +203,7 @@ def action_invoice_paid(self):
         return True
 
     def _get_capital_release_mail_template(self):
-        return self.env.ref("cooperator.email_template_release_capital", False)
+        return self.company_id.get_cooperator_capital_release_mail_template()
 
     def send_capital_release_request_mail(self):
         if self.company_id.send_capital_release_email:
diff --git a/cooperator/models/company.py b/cooperator/models/company.py
index 653561b2c..6fd10182e 100644
--- a/cooperator/models/company.py
+++ b/cooperator/models/company.py
@@ -100,21 +100,78 @@ def _compute_base_logo(self):
         translate=True,
         help="Text to display aside the checkbox to approve the generic rules.",
     )
+    cooperator_certificate_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Certificate email template",
+        domain=[("model", "=", "res.partner"), ("is_cooperator_template", "=", True)],
+        help="If left empty, the default global mail template will be used.",
+    )
+    cooperator_certificate_increase_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Certificate increase email template",
+        domain=[("model", "=", "res.partner"), ("is_cooperator_template", "=", True)],
+        help="If left empty, the default global mail template will be used.",
+    )
     send_certificate_email = fields.Boolean(
         string="Send certificate email", default=True
     )
+    cooperator_confirmation_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Share confirmation email template",
+        domain=[
+            ("model", "=", "subscription.request"),
+            ("is_cooperator_template", "=", True),
+        ],
+        help="If left empty, the default global mail template will be used.",
+    )
+    cooperator_confirmation_company_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Company share confirmation email template",
+        domain=[
+            ("model", "=", "subscription.request"),
+            ("is_cooperator_template", "=", True),
+        ],
+        help="If left empty, the default global mail template will be used.",
+    )
     send_confirmation_email = fields.Boolean(
         string="Send confirmation email", default=True
     )
+    cooperator_capital_release_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Capital release email template",
+        domain=[("model", "=", "account.move"), ("is_cooperator_template", "=", True)],
+        help="If left empty, the default global mail template will be used.",
+    )
     send_capital_release_email = fields.Boolean(
         string="Send Capital Release email", default=True
     )
+    cooperator_waiting_list_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Waiting list email template",
+        domain=[
+            ("model", "=", "subscription.request"),
+            ("is_cooperator_template", "=", True),
+        ],
+        help="If left empty, the default global mail template will be used.",
+    )
     send_waiting_list_email = fields.Boolean(
         string="Send Waiting List email", default=True
     )
+    cooperator_share_transfer_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Share transfer email template",
+        domain=[("model", "=", "res.partner"), ("is_cooperator_template", "=", True)],
+        help="If left empty, the default global mail template will be used.",
+    )
     send_share_transfer_email = fields.Boolean(
         string="Send Share Transfer Email", default=True
     )
+    cooperator_share_update_mail_template = fields.Many2one(
+        comodel_name="mail.template",
+        string="Share update email template",
+        domain=[("model", "=", "res.partner"), ("is_cooperator_template", "=", True)],
+        help="If left empty, the default global mail template will be used.",
+    )
     send_share_update_email = fields.Boolean(
         string="Send Share Update Email", default=True
     )
@@ -138,3 +195,59 @@ def onchange_financial_risk_approval_required(self):
     def onchange_generic_rules_approval_required(self):
         if self.generic_rules_approval_required:
             self.display_generic_rules_approval = True
+
+    @api.model
+    def _get_cooperator_mail_template_fields(self):
+        return {
+            "cooperator_confirmation_mail_template": "cooperator.email_template_confirmation",
+            "cooperator_confirmation_company_mail_template": (
+                "cooperator.email_template_confirmation_company"
+            ),
+            "cooperator_capital_release_mail_template": (
+                "cooperator.email_template_release_capital"
+            ),
+            "cooperator_waiting_list_mail_template": "cooperator.email_template_waiting_list",
+            "cooperator_certificate_mail_template": "cooperator.email_template_certificat",
+            "cooperator_certificate_increase_mail_template": (
+                "cooperator.email_template_certificat_increase"
+            ),
+            "cooperator_share_transfer_mail_template": (
+                "cooperator.email_template_share_transfer"
+            ),
+            "cooperator_share_update_mail_template": "cooperator.email_template_share_update",
+        }
+
+    def _get_cooperator_template(self, name):
+        self.ensure_one()
+        template = getattr(self, name)
+        if not template:
+            return self.env.ref(self._get_cooperator_mail_template_fields()[name])
+        return template
+
+    def get_cooperator_certificate_mail_template(self):
+        return self._get_cooperator_template("cooperator_certificate_mail_template")
+
+    def get_cooperator_certificate_increase_mail_template(self):
+        return self._get_cooperator_template(
+            "cooperator_certificate_increase_mail_template"
+        )
+
+    def get_cooperator_confirmation_mail_template(self):
+        return self._get_cooperator_template("cooperator_confirmation_mail_template")
+
+    def get_cooperator_confirmation_company_mail_template(self):
+        return self._get_cooperator_template(
+            "cooperator_confirmation_company_mail_template"
+        )
+
+    def get_cooperator_capital_release_mail_template(self):
+        return self._get_cooperator_template("cooperator_capital_release_mail_template")
+
+    def get_cooperator_waiting_list_mail_template(self):
+        return self._get_cooperator_template("cooperator_waiting_list_mail_template")
+
+    def get_cooperator_share_transfer_mail_template(self):
+        return self._get_cooperator_template("cooperator_share_transfer_mail_template")
+
+    def get_cooperator_share_update_mail_template(self):
+        return self._get_cooperator_template("cooperator_share_update_mail_template")
diff --git a/cooperator/models/operation_request.py b/cooperator/models/operation_request.py
index 65e0a7145..4d4347dd5 100644
--- a/cooperator/models/operation_request.py
+++ b/cooperator/models/operation_request.py
@@ -276,10 +276,10 @@ def validate(self):
                 )
 
     def _get_share_transfer_mail_template(self):
-        return self.env.ref("cooperator.email_template_share_transfer", False)
+        return self.company_id.get_cooperator_share_transfer_mail_template()
 
     def _get_share_update_mail_template(self):
-        return self.env.ref("cooperator.email_template_share_update", False)
+        return self.company_id.get_cooperator_share_update_mail_template()
 
     def _send_share_transfer_mail(
         self, sub_register_line
diff --git a/cooperator/models/subscription_request.py b/cooperator/models/subscription_request.py
index 1d2486553..4c50bc53b 100644
--- a/cooperator/models/subscription_request.py
+++ b/cooperator/models/subscription_request.py
@@ -53,10 +53,8 @@ def get_required_field(self):
 
     def get_mail_template_notif(self, is_company=False):
         if is_company:
-            mail_template = "cooperator.email_template_confirmation_company"
-        else:
-            mail_template = "cooperator.email_template_confirmation"
-        return self.env.ref(mail_template, False)
+            return self.company_id.get_cooperator_confirmation_company_mail_template()
+        return self.company_id.get_cooperator_confirmation_mail_template()
 
     @api.constrains("share_product_id", "is_company")
     def _check_share_available_to_user(self):
@@ -121,6 +119,10 @@ def create(self, vals):
                 partner.cooperator = True
 
         subscription_request = super().create(vals)
+        # TODO: This should probably not be in the create method. There may need
+        # to be a stage after draft in which this e-mail is sent, or the e-mail
+        # should exclusively be sent from `cooperator_website`. See #73 for
+        # some comments, and for a reverted implementation of the extra state.
         subscription_request._send_confirmation_mail()
         return subscription_request
 
@@ -779,8 +781,8 @@ def cancel_subscription_request(self):
 
     def _send_waiting_list_mail(self):
         if self.company_id.send_waiting_list_email:
-            waiting_list_mail_template = self.env.ref(
-                "cooperator.email_template_waiting_list", False
+            waiting_list_mail_template = (
+                self.company_id.get_cooperator_waiting_list_mail_template()
             )
             waiting_list_mail_template.send_mail(self.id, True)
 
diff --git a/cooperator/readme/newsfragments/73.feature.rst b/cooperator/readme/newsfragments/73.feature.rst
new file mode 100644
index 000000000..a35cf443e
--- /dev/null
+++ b/cooperator/readme/newsfragments/73.feature.rst
@@ -0,0 +1,2 @@
+Each company now has their own mail templates for cooperator-related e-mails. If
+no template is set, the default (global) template is used.
diff --git a/cooperator/tests/__init__.py b/cooperator/tests/__init__.py
index 586162b33..14203466e 100644
--- a/cooperator/tests/__init__.py
+++ b/cooperator/tests/__init__.py
@@ -1 +1,2 @@
 from . import test_cooperator
+from . import test_mail_templates
diff --git a/cooperator/tests/test_mail_templates.py b/cooperator/tests/test_mail_templates.py
new file mode 100644
index 000000000..44cbb8d41
--- /dev/null
+++ b/cooperator/tests/test_mail_templates.py
@@ -0,0 +1,30 @@
+# SPDX-FileCopyrightText: 2023 Coop IT Easy SC
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+
+from odoo.tests.common import SavepointCase
+
+
+class TestMailTemplates(SavepointCase):
+    @classmethod
+    def setUpClass(cls):
+        super().setUpClass()
+        cls.default_template = cls.env.ref("cooperator.email_template_confirmation")
+
+    def test_new_company_gets_default_template(self):
+        """
+        When creating a company, the mail template defaults to the default one.
+        """
+        company = self.env["res.company"].create({"name": "Test Company"})
+        self.assertEqual(
+            company.get_cooperator_confirmation_mail_template(), self.default_template
+        )
+
+    def test_overwrite_template(self):
+        """By setting the field, the get function no longer returns the default
+        mail template.
+        """
+        company = self.env["res.company"].create({"name": "Test Company"})
+        template = self.env["mail.template"].create({"name": "Test"})
+        company.cooperator_confirmation_mail_template = template
+        self.assertEqual(company.get_cooperator_confirmation_mail_template(), template)
diff --git a/cooperator/views/res_company_view.xml b/cooperator/views/res_company_view.xml
index d74baefeb..f9bb9db00 100644
--- a/cooperator/views/res_company_view.xml
+++ b/cooperator/views/res_company_view.xml
@@ -39,8 +39,32 @@
                     <field name="generic_rules_approval_required" />
                     <field name="generic_rules_approval_text" />
                     <field name="send_confirmation_email" />
+                    <field
+                        name="cooperator_confirmation_mail_template"
+                        attrs="{'invisible': [('send_confirmation_email', '=', False)]}"
+                    />
+                    <field
+                        name="cooperator_confirmation_company_mail_template"
+                        attrs="{'invisible': [('send_confirmation_email', '=', False)]}"
+                    />
                     <field name="send_capital_release_email" />
+                    <field
+                        name="cooperator_capital_release_mail_template"
+                        attrs="{'invisible': [('send_capital_release_email', '=', False)]}"
+                    />
                     <field name="send_certificate_email" />
+                    <field
+                        name="cooperator_certificate_mail_template"
+                        attrs="{'invisible': [('send_certificate_email', '=', False)]}"
+                    />
+                    <field
+                        name="cooperator_certificate_increase_mail_template"
+                        attrs="{'invisible': [('send_certificate_email', '=', False)]}"
+                    />
+                    <!-- TODO: Should there be a send toggle for this one? -->
+                    <field name="cooperator_waiting_list_mail_template" />
+                    <field name="cooperator_share_transfer_mail_template" />
+                    <field name="cooperator_share_update_mail_template" />
                 </group>
             </group>
         </field>