diff --git a/djconnectwise/__init__.py b/djconnectwise/__init__.py
index 4903e64..28dedfa 100644
--- a/djconnectwise/__init__.py
+++ b/djconnectwise/__init__.py
@@ -1,5 +1,5 @@
 # -*- coding: utf-8 -*-
-VERSION = (1, 5, 9, 'final')
+VERSION = (1, 6, 0, 'final')
 
 # pragma: no cover
 if VERSION[-1] != "final":
diff --git a/djconnectwise/admin.py b/djconnectwise/admin.py
index 9f9f994..4beeb1d 100644
--- a/djconnectwise/admin.py
+++ b/djconnectwise/admin.py
@@ -107,10 +107,16 @@ class CompanyStatusAdmin(admin.ModelAdmin):
 
 @admin.register(models.CompanyType)
 class CompanyTypeAdmin(admin.ModelAdmin):
-    list_display = ('id', 'name', 'vendor_flag')
+    list_display = ('id', 'name', 'vendor_flag', 'service_alert_flag')
     search_fields = ['name']
 
 
+@admin.register(models.ContactType)
+class ContactTypeAdmin(admin.ModelAdmin):
+    list_display = ('id', 'description', 'default_flag', 'service_alert_flag')
+    search_fields = ['description']
+
+
 @admin.register(models.Contact)
 class ContactAdmin(admin.ModelAdmin):
     list_display = ('id', 'full_name')
diff --git a/djconnectwise/api.py b/djconnectwise/api.py
index a3b5796..c44b2da 100644
--- a/djconnectwise/api.py
+++ b/djconnectwise/api.py
@@ -499,6 +499,7 @@ class CompanyAPIClient(ConnectWiseAPIClient):
     ENDPOINT_CONTACTS = 'contacts'
     ENDPOINT_COMPANY_STATUSES = '{}/statuses'.format(ENDPOINT_COMPANIES)
     ENDPOINT_COMPANY_TYPES = '{}/types'.format(ENDPOINT_COMPANIES)
+    ENDPOINT_CONTACT_TYPES = '{}/types'.format(ENDPOINT_CONTACTS)
     ENDPOINT_COMPANY_COMMUNICATION_TYPES = 'communicationTypes'
     ENDPOINT_CONTACT_COMMUNICATIONs = 'communications'
     ENDPOINT_COMPANY_NOTE_TYPES = 'noteTypes'
@@ -550,6 +551,11 @@ def get_contacts(self, *args, **kwargs):
         return self.fetch_resource(self.ENDPOINT_CONTACTS, should_page=True,
                                    *args, **kwargs)
 
+    def get_contact_types(self, *args, **kwargs):
+        return self.fetch_resource(self.ENDPOINT_CONTACT_TYPES,
+                                   should_page=True,
+                                   *args, **kwargs)
+
     def get_contact_communications(self, contact_id, *args, **kwargs):
         endpoint_url = '{}/{}/communications'.format(self.ENDPOINT_CONTACTS,
                                                      contact_id)
diff --git a/djconnectwise/management/commands/cwsync.py b/djconnectwise/management/commands/cwsync.py
index f5bf881..73be7e9 100644
--- a/djconnectwise/management/commands/cwsync.py
+++ b/djconnectwise/management/commands/cwsync.py
@@ -55,6 +55,7 @@ def __init__(self, *args, **kwargs):
             ('communication_type', sync.CommunicationTypeSynchronizer,
              _('Communication Type')),
             ('contact', sync.ContactSynchronizer, _('Contact')),
+            ('contact_type', sync.ContactTypeSynchronizer, _('Contact Type')),
             ('contact_communication',
              sync.ContactCommunicationSynchronizer,
              _('Contact Communication')),
diff --git a/djconnectwise/migrations/0183_companytype_default_flag_and_more.py b/djconnectwise/migrations/0183_companytype_default_flag_and_more.py
new file mode 100644
index 0000000..019c1b1
--- /dev/null
+++ b/djconnectwise/migrations/0183_companytype_default_flag_and_more.py
@@ -0,0 +1,28 @@
+# Generated by Django 4.2.11 on 2024-06-05 16:53
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('djconnectwise', '0182_alter_companysite_inactive'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='companytype',
+            name='default_flag',
+            field=models.BooleanField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='companytype',
+            name='service_alert_flag',
+            field=models.BooleanField(blank=True, null=True),
+        ),
+        migrations.AddField(
+            model_name='companytype',
+            name='service_alert_message',
+            field=models.TextField(blank=True, null=True),
+        ),
+    ]
diff --git a/djconnectwise/migrations/0184_contacttype_contacttypetracker.py b/djconnectwise/migrations/0184_contacttype_contacttypetracker.py
new file mode 100644
index 0000000..4895cf3
--- /dev/null
+++ b/djconnectwise/migrations/0184_contacttype_contacttypetracker.py
@@ -0,0 +1,38 @@
+# Generated by Django 4.2.11 on 2024-06-05 16:54
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('djconnectwise', '0183_companytype_default_flag_and_more'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ContactType',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('description', models.CharField(max_length=250)),
+                ('default_flag', models.BooleanField()),
+                ('service_alert_flag', models.BooleanField(blank=True, null=True)),
+                ('service_alert_message', models.TextField(blank=True, null=True)),
+            ],
+            options={
+                'ordering': ('description',),
+            },
+        ),
+        migrations.CreateModel(
+            name='ContactTypeTracker',
+            fields=[
+            ],
+            options={
+                'db_table': 'djconnectwise_contacttype',
+                'proxy': True,
+                'indexes': [],
+                'constraints': [],
+            },
+            bases=('djconnectwise.contacttype',),
+        ),
+    ]
diff --git a/djconnectwise/migrations/0185_contact_type.py b/djconnectwise/migrations/0185_contact_type.py
new file mode 100644
index 0000000..d26b49f
--- /dev/null
+++ b/djconnectwise/migrations/0185_contact_type.py
@@ -0,0 +1,18 @@
+# Generated by Django 4.2.11 on 2024-06-05 20:44
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('djconnectwise', '0184_contacttype_contacttypetracker'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='contact',
+            name='type',
+            field=models.ManyToManyField(to='djconnectwise.contacttype'),
+        ),
+    ]
diff --git a/djconnectwise/models.py b/djconnectwise/models.py
index d177fe4..e5fe612 100644
--- a/djconnectwise/models.py
+++ b/djconnectwise/models.py
@@ -426,6 +426,11 @@ def __str__(self):
 class CompanyType(models.Model):
     name = models.CharField(max_length=50)
     vendor_flag = models.BooleanField()
+    default_flag = models.BooleanField(blank=True, null=True)
+    service_alert_flag = models.BooleanField(blank=True, null=True)
+    service_alert_message = models.TextField(
+        blank=True, null=True
+    )
 
     class Meta:
         ordering = ('name', )
@@ -434,6 +439,22 @@ def __str__(self):
         return self.name
 
 
+class ContactType(models.Model):
+    description = models.CharField(max_length=250)
+    default_flag = models.BooleanField()
+    service_alert_flag = models.BooleanField(
+        blank=True, null=True)
+    service_alert_message = models.TextField(
+        blank=True, null=True
+    )
+
+    class Meta:
+        ordering = ('description', )
+
+    def __str__(self):
+        return self.description
+
+
 class CompanyNoteType(models.Model):
     name = models.CharField(max_length=50)
     identifier = models.CharField(max_length=50)
@@ -509,6 +530,7 @@ def __str__(self):
     title = models.CharField(blank=True, null=True, max_length=200)
     company = models.ForeignKey(
         'Company', null=True, on_delete=models.CASCADE)
+    type = models.ManyToManyField('ContactType')
 
     class Meta:
         ordering = ('first_name', 'last_name')
@@ -2375,6 +2397,14 @@ class Meta:
         db_table = 'djconnectwise_companytype'
 
 
+class ContactTypeTracker(ContactType):
+    tracker = FieldTracker()
+
+    class Meta:
+        proxy = True
+        db_table = 'djconnectwise_contacttype'
+
+
 class CompanyNoteTypeTracker(CompanyNoteType):
     tracker = FieldTracker()
 
diff --git a/djconnectwise/sync.py b/djconnectwise/sync.py
index b15ea7a..82fb7f1 100644
--- a/djconnectwise/sync.py
+++ b/djconnectwise/sync.py
@@ -1227,11 +1227,29 @@ def _assign_field_data(self, instance, json_data):
         instance.id = json_data.get('id')
         instance.name = json_data.get('name')
         instance.vendor_flag = json_data.get('vendorFlag')
+        instance.default_flag = json_data.get('defaultFlag')
+        instance.service_alert_flag = json_data.get('service_alert_flag')
+        instance.service_alert_message = json_data.get('service_alert_message')
 
     def get_page(self, *args, **kwargs):
         return self.client.get_company_types(*args, **kwargs)
 
 
+class ContactTypeSynchronizer(Synchronizer):
+    client_class = api.CompanyAPIClient
+    model_class = models.ContactTypeTracker
+
+    def _assign_field_data(self, instance, json_data):
+        instance.id = json_data.get('id')
+        instance.description = json_data.get('description')
+        instance.default_flag = json_data.get('defaultFlag')
+        instance.service_alert_flag = json_data.get('service_alert_flag')
+        instance.service_alert_message = json_data.get('service_alert_message')
+
+    def get_page(self, *args, **kwargs):
+        return self.client.get_contact_types(*args, **kwargs)
+
+
 class CompanyNoteTypesSynchronizer(Synchronizer):
     client_class = api.CompanyAPIClient
     model_class = models.CompanyNoteTypeTracker
diff --git a/djconnectwise/tests/fixture_utils.py b/djconnectwise/tests/fixture_utils.py
index cbfb0db..97cd913 100644
--- a/djconnectwise/tests/fixture_utils.py
+++ b/djconnectwise/tests/fixture_utils.py
@@ -198,6 +198,12 @@ def init_company_site():
     return synchronizer.sync()
 
 
+def init_contact_type():
+    mocks.company_api_get_contact_type_call(fixtures.API_CONTACT_TYPE_LIST)
+    synchronizer = sync.ContactTypeSynchronizer()
+    return synchronizer.sync()
+
+
 def init_company_team_role():
     mocks.company_api_get_company_team_role_call(
         [fixtures.API_COMPANY_TEAM_ROLE])
diff --git a/djconnectwise/tests/fixtures.py b/djconnectwise/tests/fixtures.py
index 8d33b6a..db36f7c 100644
--- a/djconnectwise/tests/fixtures.py
+++ b/djconnectwise/tests/fixtures.py
@@ -479,6 +479,16 @@
     "inactive": False,
 }]
 
+API_CONTACT_TYPE_LIST = [
+    {
+    "id": 1,
+    "description": "Test Contact Type",
+    "defaultFlag": True,
+    "serviceAlertFlag": True,
+    "serviceAlertMessage": "",
+}]
+
+
 API_SERVICE_NOTE_LIST = [
     {
         'id': 3,
diff --git a/djconnectwise/tests/mocks.py b/djconnectwise/tests/mocks.py
index 8162080..40d1e1d 100644
--- a/djconnectwise/tests/mocks.py
+++ b/djconnectwise/tests/mocks.py
@@ -73,6 +73,11 @@ def company_api_get_company_site_call(return_value, raised=None):
     return create_mock_call(method_name, return_value, side_effect=raised)
 
 
+def company_api_get_contact_type_call(return_value, raised=None):
+    method_name = 'djconnectwise.api.CompanyAPIClient.get_contact_types'
+    return create_mock_call(method_name, return_value, side_effect=raised)
+
+
 def company_api_get_company_team_role_call(return_value, raised=None):
     method_name = 'djconnectwise.api.CompanyAPIClient.get_company_team_role'
     return create_mock_call(method_name, return_value, side_effect=raised)
diff --git a/djconnectwise/tests/test_commands.py b/djconnectwise/tests/test_commands.py
index 39cbdf5..5129744 100644
--- a/djconnectwise/tests/test_commands.py
+++ b/djconnectwise/tests/test_commands.py
@@ -200,6 +200,18 @@ def setUp(self):
         fixture_utils.init_company_site()
 
 
+class TestSyncContactTypeCommand(AbstractBaseSyncTest, TestCase):
+    args = (
+        mocks.company_api_get_contact_type_call,
+        fixtures.API_CONTACT_TYPE_LIST,
+        'contact_type'
+    )
+
+    def setUp(self):
+        fixture_utils.init_companies()
+        fixture_utils.init_contact_type()
+
+
 class TestSyncCompanyTeamRoleCommand(AbstractBaseSyncTest, TestCase):
     args = (
         mocks.company_api_get_company_team_role_call,
@@ -813,6 +825,7 @@ def setUp(self):
             TestSyncTimeEntriesCommand,
             TestSyncContactCommunicationsCommand,
             TestSyncContactsCommand,
+            TestSyncContactTypeCommand,
             TestSyncCommunicationTypesCommand,
             TestSyncCompaniesCommand,
             TestSyncCompanyTypesCommand,
@@ -942,6 +955,7 @@ def test_full_sync(self):
             'service_note': models.ServiceNote,
             'opportunity_note': models.OpportunityNote,
             'contact': models.Contact,
+            'contact_type': models.ContactType,
             'communication_type': models.CommunicationType,
             'contact_communication': models.ContactCommunication,
             'company': models.Company,
@@ -1003,7 +1017,7 @@ def test_full_sync(self):
                     'holiday',
                     'contact',
                     'contact_communication',
-                    'company_site'
+                    'company_site',
             ):
                 # Assert that there were objects to get deleted, then change
                 # to zero to verify the output formats correctly.