diff --git a/src/organizations/admin.py b/src/organizations/admin.py
index 8c38f3f..0712ba9 100644
--- a/src/organizations/admin.py
+++ b/src/organizations/admin.py
@@ -1,3 +1,17 @@
 from django.contrib import admin
 
+from .models import Category, Location, Organization, OrganizationImage, Region
+
 # Register your models here.
+
+
+models = [Category, Location, OrganizationImage, Region]
+
+for model in models:
+    admin.site.register(model)
+
+
+@admin.register(Organization)
+class OrganizationAdmin(admin.ModelAdmin):
+    list_display = ['name', 'category', 'phone', 'website']
+    inlines = [OrganizationImage]
diff --git a/src/organizations/models.py b/src/organizations/models.py
index 29a5a93..3db6288 100644
--- a/src/organizations/models.py
+++ b/src/organizations/models.py
@@ -8,26 +8,39 @@ class Region(models.Model):
     code = models.PositiveIntegerField()
     name = models.CharField(max_length=64)
 
+    def __str__(self):
+        return self.name
+
 
 class Location(models.Model):
     coords = PointField(db_index=True)
     region = models.ForeignKey(Region, on_delete=models.SET_NULL, null=True)
     address = models.CharField(max_length=512, blank=True, null=True)
 
+    def __str__(self):
+        return str(self.coords)
+
 
 class Category(models.Model):
     name = models.CharField(max_length=64)
     icon = models.ImageField(upload_to='icons/category/')
 
+    def __str__(self):
+        return self.name
+
 
 class Organization(models.Model):
     location = models.ForeignKey(Location, on_delete=models.SET_NULL, null=True)
     name = models.CharField(max_length=256)
     phone = models.CharField(max_length=20)
+    category = models.ForeignKey(Category, on_delete=models.SET_NULL, null=True, default=None)
     website = models.URLField()
     description = models.TextField()
     owner = models.ForeignKey('jwtauth.CustomUser', on_delete=models.SET_NULL, null=True)
 
+    def __str__(self):
+        return self.name
+
 
 class OrganizationImage(models.Model):
     image = models.ImageField(upload_to='images/organizations')
diff --git a/src/organizations/serializers.py b/src/organizations/serializers.py
index bd00c29..047a8d6 100644
--- a/src/organizations/serializers.py
+++ b/src/organizations/serializers.py
@@ -3,7 +3,7 @@ from rest_framework import serializers
 from core.fields import LocationField
 from jwtauth.serializers import CustomUserSerializer
 from .models import Category, Location, Organization, OrganizationImage
-from .repositories import OrganizationImagesRepository
+from .repositories import OrganizationImagesRepository, CategoryRepository
 
 
 class CategorySerializer(serializers.ModelSerializer):
@@ -28,14 +28,15 @@ class OrganizationListSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Organization
-        fields = ('location', 'images', 'name', 'phone', 'description', 'website')
+        fields = ('location', 'images', 'name', 'phone', 'description', 'website', 'category')
 
 
 class OrganizationCreateSerializer(serializers.ModelSerializer):
     location = LocationSerializer()
     images = serializers.PrimaryKeyRelatedField(many=True, queryset=OrganizationImagesRepository)
     owner = serializers.StringRelatedField()
+    category = serializers.PrimaryKeyRelatedField(queryset=CategoryRepository.all())
 
     class Meta:
         model = Organization
-        fields = ('location', 'images', 'name', 'phone', 'website', 'description', 'owner')
+        fields = ('location', 'images', 'name', 'phone', 'website', 'description', 'owner', 'category')