diff --git a/cloudkitty/api/v1/controllers/report.py b/cloudkitty/api/v1/controllers/report.py
index dfd4dba4..93ab7120 100644
--- a/cloudkitty/api/v1/controllers/report.py
+++ b/cloudkitty/api/v1/controllers/report.py
@@ -25,8 +25,8 @@ import wsmeext.pecan as wsme_pecan
 
 from cloudkitty.api.v1.datamodels import report as report_models
 from cloudkitty.common import policy
-from cloudkitty import tzutils
 from cloudkitty import utils as ck_utils
+from cloudkitty.utils import tz as tzutils
 
 LOG = logging.getLogger(__name__)
 
diff --git a/cloudkitty/api/v1/controllers/storage.py b/cloudkitty/api/v1/controllers/storage.py
index 7618fe0e..b33f730f 100644
--- a/cloudkitty/api/v1/controllers/storage.py
+++ b/cloudkitty/api/v1/controllers/storage.py
@@ -24,7 +24,7 @@ import wsmeext.pecan as wsme_pecan
 from cloudkitty.api.v1.datamodels import storage as storage_models
 from cloudkitty.common import policy
 from cloudkitty import storage
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 CONF = cfg.CONF
diff --git a/cloudkitty/api/v2/dataframes/dataframes.py b/cloudkitty/api/v2/dataframes/dataframes.py
index e33aeef3..b7440587 100644
--- a/cloudkitty/api/v2/dataframes/dataframes.py
+++ b/cloudkitty/api/v2/dataframes/dataframes.py
@@ -21,7 +21,7 @@ from cloudkitty.api.v2 import base
 from cloudkitty.api.v2 import utils as api_utils
 from cloudkitty.common import policy
 from cloudkitty import dataframe
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 CONF = cfg.CONF
diff --git a/cloudkitty/api/v2/scope/state.py b/cloudkitty/api/v2/scope/state.py
index 902c7d5f..ed5be8f7 100644
--- a/cloudkitty/api/v2/scope/state.py
+++ b/cloudkitty/api/v2/scope/state.py
@@ -21,8 +21,8 @@ from cloudkitty.api.v2 import utils as api_utils
 from cloudkitty.common import policy
 from cloudkitty import messaging
 from cloudkitty import storage_state
-from cloudkitty import tzutils
-from cloudkitty import validation_utils as vutils
+from cloudkitty.utils import tz as tzutils
+from cloudkitty.utils import validation as vutils
 
 
 class ScopeState(base.BaseResource):
diff --git a/cloudkitty/api/v2/summary/summary.py b/cloudkitty/api/v2/summary/summary.py
index ff705037..4bba69f0 100644
--- a/cloudkitty/api/v2/summary/summary.py
+++ b/cloudkitty/api/v2/summary/summary.py
@@ -18,7 +18,7 @@ import voluptuous
 from cloudkitty.api.v2 import base
 from cloudkitty.api.v2 import utils as api_utils
 from cloudkitty.common import policy
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 class Summary(base.BaseResource):
diff --git a/cloudkitty/api/v2/utils.py b/cloudkitty/api/v2/utils.py
index 1cc0b5d7..e640cb93 100644
--- a/cloudkitty/api/v2/utils.py
+++ b/cloudkitty/api/v2/utils.py
@@ -21,7 +21,7 @@ import voluptuous
 from werkzeug import exceptions
 
 from cloudkitty.api import v2 as v2_api
-from cloudkitty import json_utils as json
+from cloudkitty.utils import json
 
 
 class SingleQueryParam(object):
@@ -33,7 +33,7 @@ class SingleQueryParam(object):
 
     Note that this validator uses ``voluptuous.Coerce`` internally and thus
     should not be used together with
-    ``cloudkitty.validation_utils.get_string_type`` in python2.
+    ``cloudkitty.utils.validation.get_string_type`` in python2.
 
     :param param_type: Type of the query parameter
     """
@@ -58,7 +58,7 @@ class MultiQueryParam(object):
 
     Note that this validator uses ``voluptuous.Coerce`` internally and thus
     should not be used together with
-    ``cloudkitty.validation_utils.get_string_type`` in python2.
+    ``cloudkitty.utils.validation.get_string_type`` in python2.
 
     :param param_type: Type of the query parameter
     """
diff --git a/cloudkitty/collector/gnocchi.py b/cloudkitty/collector/gnocchi.py
index fc838b28..3f33e7d8 100644
--- a/cloudkitty/collector/gnocchi.py
+++ b/cloudkitty/collector/gnocchi.py
@@ -31,8 +31,8 @@ from voluptuous import Schema
 
 from cloudkitty import collector
 from cloudkitty import dataframe
-from cloudkitty import tzutils
 from cloudkitty import utils as ck_utils
+from cloudkitty.utils import tz as tzutils
 
 
 LOG = logging.getLogger(__name__)
diff --git a/cloudkitty/collector/prometheus.py b/cloudkitty/collector/prometheus.py
index 0012dc98..e9d1db88 100644
--- a/cloudkitty/collector/prometheus.py
+++ b/cloudkitty/collector/prometheus.py
@@ -27,8 +27,8 @@ from cloudkitty.collector.exceptions import CollectError
 from cloudkitty.common.prometheus_client import PrometheusClient
 from cloudkitty.common.prometheus_client import PrometheusResponseError
 from cloudkitty import dataframe
-from cloudkitty import tzutils
 from cloudkitty import utils as ck_utils
+from cloudkitty.utils import tz as tzutils
 
 
 LOG = log.getLogger(__name__)
diff --git a/cloudkitty/dataframe.py b/cloudkitty/dataframe.py
index c4dd4d05..f709d9bb 100644
--- a/cloudkitty/dataframe.py
+++ b/cloudkitty/dataframe.py
@@ -20,9 +20,9 @@ import functools
 import voluptuous
 from werkzeug import datastructures
 
-from cloudkitty import json_utils as json
-from cloudkitty import tzutils
-from cloudkitty import validation_utils as vutils
+from cloudkitty.utils import json
+from cloudkitty.utils import tz as tzutils
+from cloudkitty.utils import validation as vutils
 
 # NOTE(peschk_l): qty and price are converted to strings to avoid
 # floating-point conversion issues:
diff --git a/cloudkitty/orchestrator.py b/cloudkitty/orchestrator.py
index 0aca3d22..eec830fa 100644
--- a/cloudkitty/orchestrator.py
+++ b/cloudkitty/orchestrator.py
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 # Copyright 2014 Objectif Libre
 #
 #    Licensed under the Apache License, Version 2.0 (the "License"); you may
@@ -40,8 +39,8 @@ from cloudkitty import extension_manager
 from cloudkitty import messaging
 from cloudkitty import storage
 from cloudkitty import storage_state as state
-from cloudkitty import tzutils
 from cloudkitty import utils as ck_utils
+from cloudkitty.utils import tz as tzutils
 
 
 LOG = logging.getLogger(__name__)
diff --git a/cloudkitty/state.py b/cloudkitty/state.py
index a79f26cd..3694a653 100644
--- a/cloudkitty/state.py
+++ b/cloudkitty/state.py
@@ -14,7 +14,7 @@
 #    under the License.
 #
 from cloudkitty.db import api
-from cloudkitty import json_utils as json
+from cloudkitty.utils import json
 
 
 class StateManager(object):
diff --git a/cloudkitty/storage/__init__.py b/cloudkitty/storage/__init__.py
index 1abff7c6..91d962ab 100644
--- a/cloudkitty/storage/__init__.py
+++ b/cloudkitty/storage/__init__.py
@@ -21,7 +21,7 @@ from stevedore import driver
 
 from cloudkitty import dataframe
 from cloudkitty.storage import v2 as storage_v2
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 LOG = logging.getLogger(__name__)
 
diff --git a/cloudkitty/storage/v1/hybrid/backends/gnocchi.py b/cloudkitty/storage/v1/hybrid/backends/gnocchi.py
index af860081..6bc1bde5 100644
--- a/cloudkitty/storage/v1/hybrid/backends/gnocchi.py
+++ b/cloudkitty/storage/v1/hybrid/backends/gnocchi.py
@@ -25,9 +25,9 @@ from oslo_utils import uuidutils
 import six
 
 from cloudkitty.collector import validate_conf
-from cloudkitty import json_utils as json
 from cloudkitty.storage.v1.hybrid.backends import BaseHybridBackend
 import cloudkitty.utils as ck_utils
+from cloudkitty.utils import json
 
 
 LOG = logging.getLogger(__name__)
diff --git a/cloudkitty/storage/v1/sqlalchemy/__init__.py b/cloudkitty/storage/v1/sqlalchemy/__init__.py
index 6cfb3a4d..78625073 100644
--- a/cloudkitty/storage/v1/sqlalchemy/__init__.py
+++ b/cloudkitty/storage/v1/sqlalchemy/__init__.py
@@ -19,12 +19,12 @@ from oslo_db.sqlalchemy import utils
 import sqlalchemy
 
 from cloudkitty import db
-from cloudkitty import json_utils as json
 from cloudkitty.storage import NoTimeFrame
 from cloudkitty.storage import v1 as storage
 from cloudkitty.storage.v1.sqlalchemy import migration
 from cloudkitty.storage.v1.sqlalchemy import models
 from cloudkitty import utils as ck_utils
+from cloudkitty.utils import json
 
 
 class SQLAlchemyStorage(storage.BaseStorage):
diff --git a/cloudkitty/storage/v1/sqlalchemy/models.py b/cloudkitty/storage/v1/sqlalchemy/models.py
index 4d4ec7e8..b469a6e3 100644
--- a/cloudkitty/storage/v1/sqlalchemy/models.py
+++ b/cloudkitty/storage/v1/sqlalchemy/models.py
@@ -17,7 +17,7 @@ from oslo_db.sqlalchemy import models
 import sqlalchemy
 from sqlalchemy.ext import declarative
 
-from cloudkitty import json_utils as json
+from cloudkitty.utils import json
 
 
 Base = declarative.declarative_base()
diff --git a/cloudkitty/storage/v2/elasticsearch/__init__.py b/cloudkitty/storage/v2/elasticsearch/__init__.py
index 7b28acff..97bda166 100644
--- a/cloudkitty/storage/v2/elasticsearch/__init__.py
+++ b/cloudkitty/storage/v2/elasticsearch/__init__.py
@@ -21,7 +21,7 @@ from cloudkitty import dataframe
 from cloudkitty.storage import v2 as v2_storage
 from cloudkitty.storage.v2.elasticsearch import client as es_client
 from cloudkitty.storage.v2.elasticsearch import exceptions
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 LOG = log.getLogger(__name__)
 
diff --git a/cloudkitty/storage/v2/elasticsearch/client.py b/cloudkitty/storage/v2/elasticsearch/client.py
index 1fff1cf2..e9735e90 100644
--- a/cloudkitty/storage/v2/elasticsearch/client.py
+++ b/cloudkitty/storage/v2/elasticsearch/client.py
@@ -17,8 +17,8 @@ import itertools
 from oslo_log import log
 import requests
 
-from cloudkitty import json_utils as json
 from cloudkitty.storage.v2.elasticsearch import exceptions
+from cloudkitty.utils import json
 
 LOG = log.getLogger(__name__)
 
diff --git a/cloudkitty/storage/v2/influx.py b/cloudkitty/storage/v2/influx.py
index 7cab8293..20ef0465 100644
--- a/cloudkitty/storage/v2/influx.py
+++ b/cloudkitty/storage/v2/influx.py
@@ -21,7 +21,7 @@ import six
 
 from cloudkitty import dataframe
 from cloudkitty.storage import v2 as v2_storage
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 LOG = log.getLogger(__name__)
diff --git a/cloudkitty/storage_state/__init__.py b/cloudkitty/storage_state/__init__.py
index c965aedf..c5810c60 100644
--- a/cloudkitty/storage_state/__init__.py
+++ b/cloudkitty/storage_state/__init__.py
@@ -20,7 +20,7 @@ from oslo_log import log
 from cloudkitty import db
 from cloudkitty.storage_state import migration
 from cloudkitty.storage_state import models
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 LOG = log.getLogger(__name__)
diff --git a/cloudkitty/tests/api/v2/dataframes/test_dataframes.py b/cloudkitty/tests/api/v2/dataframes/test_dataframes.py
index 3a4658d1..68b05363 100644
--- a/cloudkitty/tests/api/v2/dataframes/test_dataframes.py
+++ b/cloudkitty/tests/api/v2/dataframes/test_dataframes.py
@@ -17,7 +17,7 @@ import unittest
 import mock
 
 from cloudkitty.api.v2.dataframes import dataframes
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 class TestDataframeListEndpoint(unittest.TestCase):
diff --git a/cloudkitty/tests/api/v2/summary/test_summary.py b/cloudkitty/tests/api/v2/summary/test_summary.py
index b0ae3b01..af5cfa13 100644
--- a/cloudkitty/tests/api/v2/summary/test_summary.py
+++ b/cloudkitty/tests/api/v2/summary/test_summary.py
@@ -17,7 +17,7 @@ import unittest
 import mock
 
 from cloudkitty.api.v2.summary import summary
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 class TestSummaryEndpoint(unittest.TestCase):
diff --git a/cloudkitty/tests/common/test_prometheus_client.py b/cloudkitty/tests/common/test_prometheus_client.py
index 06436f99..1ed2a3d4 100644
--- a/cloudkitty/tests/common/test_prometheus_client.py
+++ b/cloudkitty/tests/common/test_prometheus_client.py
@@ -16,9 +16,9 @@
 import mock
 
 from cloudkitty.collector import prometheus
-from cloudkitty import json_utils as json
 from cloudkitty import tests
 from cloudkitty.tests import samples
+from cloudkitty.utils import json
 
 
 class PrometheusClientTest(tests.TestCase):
diff --git a/cloudkitty/tests/gabbi/fixtures.py b/cloudkitty/tests/gabbi/fixtures.py
index 7932008b..f369aa01 100644
--- a/cloudkitty/tests/gabbi/fixtures.py
+++ b/cloudkitty/tests/gabbi/fixtures.py
@@ -50,8 +50,8 @@ from cloudkitty import storage_state
 from cloudkitty import tests
 from cloudkitty.tests.storage.v2 import influx_utils
 from cloudkitty.tests import utils as test_utils
-from cloudkitty import tzutils
 from cloudkitty import utils as ck_utils
+from cloudkitty.utils import tz as tzutils
 
 
 INITIAL_DT = datetime.datetime(2015, 1, 1, tzinfo=tz.UTC)
@@ -501,7 +501,7 @@ class InfluxStorageDataFixture(StorageDataFixture):
 class UTCFixture(fixture.GabbiFixture):
     """Set the local timezone to UTC"""
     def start_fixture(self):
-        self._tzmock = mock.patch('cloudkitty.tzutils._LOCAL_TZ', tz.UTC)
+        self._tzmock = mock.patch('cloudkitty.utils.tz._LOCAL_TZ', tz.UTC)
         self._tzmock.start()
 
     def stop_fixture(self):
diff --git a/cloudkitty/tests/storage/v1/test_storage.py b/cloudkitty/tests/storage/v1/test_storage.py
index 25747263..52a24296 100644
--- a/cloudkitty/tests/storage/v1/test_storage.py
+++ b/cloudkitty/tests/storage/v1/test_storage.py
@@ -23,7 +23,7 @@ from cloudkitty import storage
 from cloudkitty import tests
 from cloudkitty.tests import samples
 from cloudkitty.tests import utils as test_utils
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 class StorageTest(tests.TestCase):
diff --git a/cloudkitty/tests/storage/v2/test_influxdb.py b/cloudkitty/tests/storage/v2/test_influxdb.py
index 0992e2a0..f23ff100 100644
--- a/cloudkitty/tests/storage/v2/test_influxdb.py
+++ b/cloudkitty/tests/storage/v2/test_influxdb.py
@@ -24,7 +24,7 @@ import mock
 from cloudkitty import dataframe
 from cloudkitty.storage.v2 import influx
 from cloudkitty.tests import TestCase
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 class TestInfluxDBStorage(TestCase):
diff --git a/cloudkitty/tests/storage/v2/test_storage_unit.py b/cloudkitty/tests/storage/v2/test_storage_unit.py
index 6dc82f9d..29dd5610 100644
--- a/cloudkitty/tests/storage/v2/test_storage_unit.py
+++ b/cloudkitty/tests/storage/v2/test_storage_unit.py
@@ -23,7 +23,7 @@ from cloudkitty.tests.storage.v2 import es_utils
 from cloudkitty.tests.storage.v2 import influx_utils
 from cloudkitty.tests import TestCase
 from cloudkitty.tests import utils as test_utils
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 _ES_CLIENT_PATH = ('cloudkitty.storage.v2.elasticsearch'
diff --git a/cloudkitty/tests/test_dataframe.py b/cloudkitty/tests/test_dataframe.py
index d31c9945..1f4ab690 100644
--- a/cloudkitty/tests/test_dataframe.py
+++ b/cloudkitty/tests/test_dataframe.py
@@ -21,7 +21,7 @@ from dateutil import tz
 from werkzeug import datastructures
 
 from cloudkitty import dataframe
-from cloudkitty import json_utils as json
+from cloudkitty.utils import json
 
 
 class TestDataPoint(unittest.TestCase):
diff --git a/cloudkitty/tests/test_orchestrator.py b/cloudkitty/tests/test_orchestrator.py
index 9bccc030..e3f07875 100644
--- a/cloudkitty/tests/test_orchestrator.py
+++ b/cloudkitty/tests/test_orchestrator.py
@@ -26,7 +26,7 @@ from cloudkitty import orchestrator
 from cloudkitty.storage.v2 import influx
 from cloudkitty import storage_state
 from cloudkitty import tests
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 class FakeKeystoneClient(object):
diff --git a/cloudkitty/tests/utils_tests/__init__.py b/cloudkitty/tests/utils_tests/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/cloudkitty/tests/test_json.py b/cloudkitty/tests/utils_tests/test_json.py
similarity index 96%
rename from cloudkitty/tests/test_json.py
rename to cloudkitty/tests/utils_tests/test_json.py
index 4263f0cd..e4c6119f 100644
--- a/cloudkitty/tests/test_json.py
+++ b/cloudkitty/tests/utils_tests/test_json.py
@@ -17,8 +17,8 @@ import decimal
 
 from dateutil import tz
 
-from cloudkitty import json_utils as json
 from cloudkitty import tests
+from cloudkitty.utils import json
 
 
 class JSONEncoderTest(tests.TestCase):
diff --git a/cloudkitty/tests/test_tzutils.py b/cloudkitty/tests/utils_tests/test_tz.py
similarity index 99%
rename from cloudkitty/tests/test_tzutils.py
rename to cloudkitty/tests/utils_tests/test_tz.py
index 5ebb77db..90c6f250 100644
--- a/cloudkitty/tests/test_tzutils.py
+++ b/cloudkitty/tests/utils_tests/test_tz.py
@@ -19,8 +19,8 @@ from dateutil import tz
 import mock
 from oslo_utils import timeutils
 
-from cloudkitty import tzutils
 from cloudkitty import utils
+from cloudkitty.utils import tz as tzutils
 
 
 class TestTZUtils(unittest.TestCase):
diff --git a/cloudkitty/tests/test_utils.py b/cloudkitty/tests/utils_tests/test_utils.py
similarity index 100%
rename from cloudkitty/tests/test_utils.py
rename to cloudkitty/tests/utils_tests/test_utils.py
diff --git a/cloudkitty/tests/test_validation_utils.py b/cloudkitty/tests/utils_tests/test_validation.py
similarity index 98%
rename from cloudkitty/tests/test_validation_utils.py
rename to cloudkitty/tests/utils_tests/test_validation.py
index 8a194339..3b9c5af6 100644
--- a/cloudkitty/tests/test_validation_utils.py
+++ b/cloudkitty/tests/utils_tests/test_validation.py
@@ -16,7 +16,7 @@ import unittest
 
 import voluptuous.error
 
-from cloudkitty import validation_utils
+from cloudkitty.utils import validation as validation_utils
 
 
 class DictTypeValidatorTest(unittest.TestCase):
diff --git a/cloudkitty/utils.py b/cloudkitty/utils/__init__.py
similarity index 99%
rename from cloudkitty/utils.py
rename to cloudkitty/utils/__init__.py
index 750d943d..85ce8902 100644
--- a/cloudkitty/utils.py
+++ b/cloudkitty/utils/__init__.py
@@ -31,7 +31,7 @@ from oslo_utils import timeutils
 from six import moves
 from stevedore import extension
 
-from cloudkitty import tzutils
+from cloudkitty.utils import tz as tzutils
 
 
 _ISO8601_TIME_FORMAT_SUBSECOND = '%Y-%m-%dT%H:%M:%S.%f'
diff --git a/cloudkitty/json_utils.py b/cloudkitty/utils/json.py
similarity index 100%
rename from cloudkitty/json_utils.py
rename to cloudkitty/utils/json.py
diff --git a/cloudkitty/tzutils.py b/cloudkitty/utils/tz.py
similarity index 100%
rename from cloudkitty/tzutils.py
rename to cloudkitty/utils/tz.py
diff --git a/cloudkitty/validation_utils.py b/cloudkitty/utils/validation.py
similarity index 100%
rename from cloudkitty/validation_utils.py
rename to cloudkitty/utils/validation.py
diff --git a/cloudkitty/writer/osrf.py b/cloudkitty/writer/osrf.py
index 580d3a5e..97453e45 100644
--- a/cloudkitty/writer/osrf.py
+++ b/cloudkitty/writer/osrf.py
@@ -15,7 +15,7 @@
 #
 import os
 
-from cloudkitty import json_utils as json
+from cloudkitty.utils import json
 from cloudkitty import writer
 
 
diff --git a/releasenotes/notes/introduce-cloudkitty.utils-792b9080537405bf.yaml b/releasenotes/notes/introduce-cloudkitty.utils-792b9080537405bf.yaml
new file mode 100644
index 00000000..b9dc54e0
--- /dev/null
+++ b/releasenotes/notes/introduce-cloudkitty.utils-792b9080537405bf.yaml
@@ -0,0 +1,5 @@
+---
+other:
+  - |
+    Cloudkitty's ``*_utils`` modules have been grouped into the
+    new ``cloudkitty.utils`` module.