diff --git a/organizations/management/commands/transfer_contact_data.py b/organizations/management/commands/transfer_contact_data.py
deleted file mode 100644
index f34bc7463fa0fd8f24a21f1424febffd9fe06d9c..0000000000000000000000000000000000000000
--- a/organizations/management/commands/transfer_contact_data.py
+++ /dev/null
@@ -1,48 +0,0 @@
-__copyright__ = "Copyright © Stichting SciPost (SciPost Foundation)"
-__license__ = "AGPL v3"
-
-
-import datetime
-
-from django.contrib.auth.models import Group
-from django.core.management.base import BaseCommand
-from django.utils import timezone
-
-from guardian.shortcuts import assign_perm
-
-from partners.models import Partner
-
-from organizations.models import Contact, ContactRole
-
-
-class Command(BaseCommand):
-    help = ('For Partners, transfer the data of partners.Contact instances '
-            'to organizations.Contact and ContactRole instances. '
-            'This is meant as a temporary, one-off method to be used during '
-            'deprecation of (Prospective)Partners.')
-
-    def handle(self, *args, **kwargs):
-        for partner in Partner.objects.all():
-            for oldcontact in partner.contact_set.all():
-                contact = Contact(
-                    user=oldcontact.user,
-                    title=oldcontact.title,
-                    activation_key=oldcontact.activation_key,
-                    key_expires=oldcontact.key_expires
-                )
-                contact.save()
-
-                # Assign permissions and Group
-                assign_perm('can_view_org_contacts', oldcontact.user, partner.organization)
-                orgcontacts = Group.objects.get(name='Organization Contacts')
-                oldcontact.user.groups.add(orgcontacts)
-
-                contactrole = ContactRole(
-                    contact=contact,
-                    organization=partner.organization,
-                    kind=oldcontact.kind,
-                    date_from=timezone.now(),
-                    date_until=timezone.now() + datetime.timedelta(days=3650)
-                )
-                contactrole.save()
-                oldcontact.delete()
diff --git a/organizations/management/commands/transfer_partnerevents_data.py b/organizations/management/commands/transfer_partnerevents_data.py
deleted file mode 100644
index 94f953ed6956ff0ab3313de9ac7b80e8b09c1842..0000000000000000000000000000000000000000
--- a/organizations/management/commands/transfer_partnerevents_data.py
+++ /dev/null
@@ -1,33 +0,0 @@
-__copyright__ = "Copyright © Stichting SciPost (SciPost Foundation)"
-__license__ = "AGPL v3"
-
-
-from django.core.management.base import BaseCommand
-
-from partners.models import Partner
-
-from organizations.models import OrganizationEvent
-
-
-class Command(BaseCommand):
-    help = ('For Partners, transfer the data of partners.PartnerEvent instances '
-            'to organizations.OrganizationEvent instances. '
-            'This is meant as a temporary, one-off method to be used during '
-            'deprecation of (Prospective)Partners.')
-
-    def handle(self, *args, **kwargs):
-        for partner in Partner.objects.all():
-            for partnerevent in partner.events.all():
-                event_kind = 'comment'
-                if partnerevent.event == 'initial':
-                    event_kind = 'email_sent'
-                elif partnerevent.event == 'status_update':
-                    event_kind = 'status_updated'
-                event = OrganizationEvent(
-                    organization=partner.organization,
-                    event=event_kind,
-                    comments=partnerevent.comments,
-                    noted_on=partnerevent.noted_on,
-                    noted_by=partnerevent.noted_by)
-                event.save()
-                partnerevent.delete()
diff --git a/organizations/management/commands/transfer_prospartner_data.py b/organizations/management/commands/transfer_prospartner_data.py
deleted file mode 100644
index 348ad04769d58fcf590d7d9c46ba77d26baf02d3..0000000000000000000000000000000000000000
--- a/organizations/management/commands/transfer_prospartner_data.py
+++ /dev/null
@@ -1,45 +0,0 @@
-__copyright__ = "Copyright © Stichting SciPost (SciPost Foundation)"
-__license__ = "AGPL v3"
-
-
-from django.contrib.auth.models import User
-from django.core.management.base import BaseCommand
-
-from partners.models import ProspectivePartner
-
-from organizations.models import OrganizationEvent, ContactPerson
-
-
-class Command(BaseCommand):
-    help = ('For ProspectivePartners with a filled-in organization field, '
-            'transfer the data from ProspectiveContact to ContactPerson, '
-            'and ProspectivePartnerEvent to OrganizationEvent.')
-
-    def handle(self, *args, **kwargs):
-        for prospartner in ProspectivePartner.objects.filter(
-                organization__isnull=False):
-            for proscontact in prospartner.prospective_contacts.all():
-                contact = ContactPerson(
-                    organization=prospartner.organization,
-                    title=proscontact.title,
-                    first_name=proscontact.first_name,
-                    last_name=proscontact.last_name,
-                    email=proscontact.email,
-                    role=proscontact.role)
-                contact.save()
-                proscontact.delete()
-            oldman = User.objects.get(email='J.S.Caux@uva.nl')
-            for prosevent in prospartner.prospectivepartnerevent_set.all():
-                if prosevent.noted_by:
-                    noted_by = prosevent.noted_by.user
-                else:
-                    noted_by = oldman
-                event = OrganizationEvent(
-                    organization=prospartner.organization,
-                    event=prosevent.event,
-                    comments=prosevent.comments,
-                    noted_on=prosevent.noted_on,
-                    noted_by=noted_by)
-                event.save()
-                prosevent.delete()
-            prospartner.delete()