diff --git a/app/aws/s3.py b/app/aws/s3.py
index d98529d8a..c2680624d 100644
--- a/app/aws/s3.py
+++ b/app/aws/s3.py
@@ -11,6 +11,8 @@ from flask import current_app
 
 from app import job_cache, job_cache_lock
 from app.clients import AWS_CLIENT_CONFIG
+
+# from app.service.rest import get_service_by_id
 from notifications_utils import aware_utcnow
 
 FILE_LOCATION_STRUCTURE = "service-{}-notify/{}.csv"
@@ -162,6 +164,34 @@ def cleanup_old_s3_objects():
         current_app.logger.exception(
             "#delete-old-s3-objects An error occurred while cleaning up old s3 objects",
         )
+    try:
+        response = s3_client.list_objects_v2(Bucket=bucket_name)
+
+        service_ids = set()
+        while True:
+            for obj in response.get("Contents", []):
+                # Get the service id out of the upload key
+                key = obj["Key"]
+                object_arr = key.split("/")
+                service_id = object_arr[0]
+                service_id = service_id.replace("-service-notify", "")
+                service_ids.add(service_id)
+            if "NextContinuationToken" in response:
+                response = s3_client.list_objects_v2(
+                    Bucket=bucket_name,
+                    ContinuationToken=response["NextContinuationToken"],
+                )
+            else:
+                break
+            retained_services = []
+            for service_id in service_ids:
+                retained_services.append(service_id)
+
+        return service_ids
+    except Exception as error:
+        current_app.logger.exception(
+            f"#delete-old-s3-objects An error occurred while cleaning up old s3 objects: {str(error)}"
+        )
 
 
 def get_job_id_from_s3_object_key(key):
diff --git a/app/celery/tasks.py b/app/celery/tasks.py
index 4a5311c50..61f7b5a20 100644
--- a/app/celery/tasks.py
+++ b/app/celery/tasks.py
@@ -19,6 +19,7 @@ from app.dao.notifications_dao import (
 from app.dao.service_email_reply_to_dao import dao_get_reply_to_by_id
 from app.dao.service_inbound_api_dao import get_service_inbound_api_for_service
 from app.dao.service_sms_sender_dao import dao_get_service_sms_senders_by_id
+from app.dao.services_dao import dao_fetch_service_by_id
 from app.dao.templates_dao import dao_get_template_by_id
 from app.enums import JobStatus, KeyType, NotificationType
 from app.errors import TotalRequestsError
@@ -496,7 +497,15 @@ def clean_job_cache():
 
 @notify_celery.task(name="delete-old-s3-objects")
 def delete_old_s3_objects():
-    s3.cleanup_old_s3_objects()
+
+    existing_service_ids = s3.cleanup_old_s3_objects()
+    service_names = []
+    for service_id in existing_service_ids:
+        service = dao_fetch_service_by_id(service_id)
+        service_names.append(service.name)
+    current_app.logger.info(
+        f"#delete-old-s3-objects Services with retained csvs: {service_names}"
+    )
 
 
 @notify_celery.task(name="process-incomplete-jobs")