diff --git a/activity/admin.py b/activity/admin.py
index 6ac23376..1efe272c 100644
--- a/activity/admin.py
+++ b/activity/admin.py
@@ -1,3 +1,33 @@
 # -*- mode: python; coding: utf-8 -*-
 # Copyright (C) 2018-2019 by BDE ENS Paris-Saclay
 # SPDX-License-Identifier: GPL-3.0-or-later
+
+from django.contrib import admin
+
+from .models import Activity, ActivityType, Guest
+
+
+class ActivityAdmin(admin.ModelAdmin):
+    """
+    Admin customisation for Activity
+    """
+    list_display = ('name', 'activity_type', 'organizer')
+    list_filter = ('activity_type',)
+    search_fields = ['name', 'organizer__name']
+
+    # Organize activities by start date
+    date_hierarchy = 'date_start'
+    ordering = ['-date_start']
+
+
+class ActivityTypeAdmin(admin.ModelAdmin):
+    """
+    Admin customisation for ActivityType
+    """
+    list_display = ('name', 'can_invite', 'guest_entry_fee')
+
+
+# Register your models here.
+admin.site.register(Activity, ActivityAdmin)
+admin.site.register(ActivityType, ActivityTypeAdmin)
+admin.site.register(Guest)
diff --git a/activity/models.py b/activity/models.py
index ee411d76..2cc81732 100644
--- a/activity/models.py
+++ b/activity/models.py
@@ -23,6 +23,9 @@ class ActivityType(models.Model):
         verbose_name = _("activity type")
         verbose_name_plural = _("activity types")
 
+    def __str__(self):
+        return self.name
+
 
 class Activity(models.Model):
     name = models.CharField(
diff --git a/member/admin.py b/member/admin.py
index 4ac79ec0..d055d268 100644
--- a/member/admin.py
+++ b/member/admin.py
@@ -7,7 +7,7 @@ from django.contrib.auth.admin import UserAdmin
 from django.contrib.auth.models import User
 
 from .forms import CustomUserChangeForm
-from .models import Profile, Club
+from .models import Club, Profile
 
 
 class ProfileInline(admin.StackedInline):
diff --git a/note/admin.py b/note/admin.py
index 9ec51a77..78936da9 100644
--- a/note/admin.py
+++ b/note/admin.py
@@ -1,6 +1,12 @@
+# -*- mode: python; coding: utf-8 -*-
+# Copyright (C) 2018-2019 by BDE ENS Paris-Saclay
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 from django.contrib import admin
 
 from .models.notes import Alias, NoteClub, NoteSpecial, NoteUser
+from .models.transactions import MembershipTransaction, Transaction, \
+    TransactionTemplate
 
 
 class AliasInlines(admin.TabularInline):
@@ -42,7 +48,18 @@ class NoteUserAdmin(admin.ModelAdmin):
     ordering = ['-user__date_joined']
 
 
+class TransactionTemplateAdmin(admin.ModelAdmin):
+    """
+    Admin customisation for TransactionTemplate
+    """
+    list_display = ('name', 'destination', 'amount', 'template_type')
+    list_filter = ('destination', 'template_type',)
+
+
 # Register your models here.
 admin.site.register(NoteClub, NoteClubAdmin)
 admin.site.register(NoteSpecial, NoteSpecialAdmin)
 admin.site.register(NoteUser, NoteUserAdmin)
+admin.site.register(MembershipTransaction)
+admin.site.register(Transaction)
+admin.site.register(TransactionTemplate, TransactionTemplateAdmin)