diff --git a/clevercloud/cron.json b/clevercloud/cron.json
index 6cf9cc0f6..50647b5de 100644
--- a/clevercloud/cron.json
+++ b/clevercloud/cron.json
@@ -15,6 +15,7 @@
     "0 7 * * 2 $ROOT/clevercloud/siaes_send_completion_reminder_emails.sh",
     "0 8 * * * $ROOT/clevercloud/siaes_send_user_request_reminder_emails.sh",
     "30 8 * * * $ROOT/clevercloud/tenders_send_author_transactioned_question_emails.sh",
+    "35 8 * * * $ROOT/clevercloud/tenders_send_siae_transactioned_question_emails.sh",
     "0 9 * * * $ROOT/clevercloud/tenders_send_siae_contacted_reminder_emails.sh",
     "10 9 * * * $ROOT/clevercloud/tenders_send_siae_interested_reminder_emails.sh",
     "20 9 * * * $ROOT/clevercloud/tenders_send_author_incremental.sh",
diff --git a/clevercloud/tenders_send_siae_transactioned_question_emails.sh b/clevercloud/tenders_send_siae_transactioned_question_emails.sh
new file mode 100755
index 000000000..9996cf5e2
--- /dev/null
+++ b/clevercloud/tenders_send_siae_transactioned_question_emails.sh
@@ -0,0 +1,22 @@
+#!/bin/bash -l
+
+# Send email for tender transactioned question to siae (interested)
+
+# Do not run if this env var is not set:
+if [[ -z "$CRON_TENDER_SEND_SIAE_TRANSACTIONED_QUESTION_ENABLED" ]]; then
+    echo "CRON_TENDER_SEND_SIAE_TRANSACTIONED_QUESTION_ENABLED not set. Exiting..."
+    exit 0
+fi
+
+# About clever cloud cronjobs:
+# https://www.clever-cloud.com/doc/tools/crons/
+
+if [[ "$INSTANCE_NUMBER" != "0" ]]; then
+    echo "Instance number is ${INSTANCE_NUMBER}. Stop here."
+    exit 0
+fi
+
+# $APP_HOME is set by default by clever cloud.
+cd $APP_HOME
+
+django-admin send_siae_transactioned_question_emails
diff --git a/lemarche/tenders/management/commands/send_author_transactioned_question_emails.py b/lemarche/tenders/management/commands/send_author_transactioned_question_emails.py
index 0bc99b682..34bcb971e 100644
--- a/lemarche/tenders/management/commands/send_author_transactioned_question_emails.py
+++ b/lemarche/tenders/management/commands/send_author_transactioned_question_emails.py
@@ -35,7 +35,7 @@ def add_arguments(self, parser):
         )
 
     def handle(self, kind=None, reminder=False, dry_run=False, **options):
-        self.stdout.write("Script to send email transactioned_question for tenders...")
+        self.stdout.write("Script to send email tender transactioned_question to authors...")
 
         tender_qs = Tender.objects.sent().filter(survey_transactioned_answer=None)
         if kind:
diff --git a/lemarche/tenders/management/commands/send_siae_transactioned_question_emails.py b/lemarche/tenders/management/commands/send_siae_transactioned_question_emails.py
new file mode 100644
index 000000000..d9b7f5583
--- /dev/null
+++ b/lemarche/tenders/management/commands/send_siae_transactioned_question_emails.py
@@ -0,0 +1,49 @@
+from datetime import datetime, timedelta
+
+from django.core.management.base import BaseCommand
+
+from lemarche.tenders.models import TenderSiae
+from lemarche.www.tenders.tasks import send_tenders_siae_survey
+
+
+seven_days_ago = datetime.today().date() - timedelta(days=7)
+
+
+class Command(BaseCommand):
+    """
+    Daily script to send an email to tender siaes
+    Rules
+    - Tender must be "sent"
+    - Siae must be "interested"
+    - Siae must not have received a survey yet
+    When?
+    - J+7 after tender start_working_date
+
+    Usage:
+    python manage.py send_siae_transactioned_question_emails --dry-run
+    python manage.py send_siae_transactioned_question_emails
+    """
+
+    def add_arguments(self, parser):
+        parser.add_argument("--kind", type=str, dest="kind")
+        parser.add_argument("--dry-run", dest="dry_run", action="store_true", help="Dry run, no sends")
+
+    def handle(self, kind=None, reminder=False, dry_run=False, **options):
+        self.stdout.write("Script to send email tender transactioned_question to interested siaes...")
+
+        # tender must be sent & start_working_date J+7
+        tendersiae_qs = TenderSiae.objects.filter(
+            tender__first_sent_at__isnull=False, tender__start_working_date=seven_days_ago
+        )
+        # siae must be interested
+        tendersiae_qs = tendersiae_qs.filter(detail_contact_click_date__isnull=False)
+        # siae must not have received the survey yet
+        tendersiae_qs = tendersiae_qs.filter(survey_transactioned_answer=None, survey_transactioned_send_date=None)
+
+        self.stdout.write(f"Found {tendersiae_qs.count()} tendersiaes")
+
+        if not dry_run:
+            email_kind = "transactioned_question_7d"
+            for tendersiae in tendersiae_qs:
+                send_tenders_siae_survey(tendersiae, kind=email_kind)
+            self.stdout.write(f"Sent {tendersiae.count()} {email_kind}")