diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index aa55c2dbc..362d2be20 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -4,7 +4,7 @@ Version 3.2.0
 **Added**:
 
 - Added built-in provider DenmarkSpecProvider
-
+- Added meta classes for providers for internal usage (see `#619 <https://github.com/lk-geimfari/mimesis/issues/619>`_.)
 
 **Fixed**:
 
diff --git a/mimesis/providers/address.py b/mimesis/providers/address.py
index cd537e682..72d188f50 100755
--- a/mimesis/providers/address.py
+++ b/mimesis/providers/address.py
@@ -36,6 +36,11 @@ def __init__(self, *args, **kwargs) -> None:
         self._datafile = 'address.json'
         self.pull(self._datafile)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'address'
+
     @staticmethod
     def _dd_to_dms(num: float, _type: str) -> str:
         """Convert decimal number to DMS format.
diff --git a/mimesis/providers/business.py b/mimesis/providers/business.py
index 0cbeecca0..70fed20c7 100755
--- a/mimesis/providers/business.py
+++ b/mimesis/providers/business.py
@@ -25,6 +25,11 @@ def __init__(self, *args, **kwargs):
         self._datafile = 'business.json'
         self.pull(self._datafile)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'business'
+
     def company(self) -> str:
         """Get a random company name.
 
diff --git a/mimesis/providers/clothing.py b/mimesis/providers/clothing.py
index b532a5bbc..f902341ed 100755
--- a/mimesis/providers/clothing.py
+++ b/mimesis/providers/clothing.py
@@ -10,6 +10,11 @@
 class Clothing(BaseProvider):
     """Class for generate data related to clothing."""
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'clothing'
+
     def international_size(self) -> str:
         """Get a random size in international format.
 
diff --git a/mimesis/providers/code.py b/mimesis/providers/code.py
index f3683d3e0..2c58a9e77 100755
--- a/mimesis/providers/code.py
+++ b/mimesis/providers/code.py
@@ -28,6 +28,11 @@ def __init__(self, *args, **kwargs):
         """
         super().__init__(*args, **kwargs)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'code'
+
     def locale_code(self) -> str:
         """Get a random locale code (MS-LCID).
 
@@ -46,7 +51,8 @@ def issn(self, mask: str = '####-####') -> str:
         """
         return self.random.custom_code(mask=mask)
 
-    def isbn(self, fmt: Optional[ISBNFormat] = None, locale: str = 'en') -> str:
+    def isbn(self, fmt: Optional[ISBNFormat] = None,
+             locale: str = 'en') -> str:
         """Generate ISBN for current locale.
 
         To change ISBN format, pass parameter ``fmt`` with needed value of
diff --git a/mimesis/providers/cryptographic.py b/mimesis/providers/cryptographic.py
index 9dd43ee3e..337510785 100755
--- a/mimesis/providers/cryptographic.py
+++ b/mimesis/providers/cryptographic.py
@@ -24,6 +24,11 @@ def __init__(self, *args, **kwargs) -> None:
         super().__init__(*args, **kwargs)
         self.__words = Text('en')._data.get('words', {})
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'cryptographic'
+
     def uuid(self, version: int = None) -> str:
         """Generate random UUID.
 
diff --git a/mimesis/providers/date.py b/mimesis/providers/date.py
index 218ae4c48..d80adecde 100755
--- a/mimesis/providers/date.py
+++ b/mimesis/providers/date.py
@@ -26,6 +26,11 @@ def __init__(self, *args, **kwargs):
         self._datafile = 'datetime.json'
         self.pull(self._datafile)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'datetime'
+
     @staticmethod
     def bulk_create_datetimes(date_start: DateTime,
                               date_end: DateTime, **kwargs) -> List[DateTime]:
diff --git a/mimesis/providers/development.py b/mimesis/providers/development.py
index f85452b96..9c3131989 100755
--- a/mimesis/providers/development.py
+++ b/mimesis/providers/development.py
@@ -11,6 +11,11 @@
 class Development(BaseProvider):
     """Class for getting fake data for Developers."""
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'development'
+
     def software_license(self) -> str:
         """Get a random software license.
 
diff --git a/mimesis/providers/file.py b/mimesis/providers/file.py
index c503ffb16..4c526b26e 100755
--- a/mimesis/providers/file.py
+++ b/mimesis/providers/file.py
@@ -25,6 +25,11 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.__text = Text('en', seed=self.seed)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'file'
+
     def __sub(self, string: str = '') -> str:
         """Replace spaces in string.
 
diff --git a/mimesis/providers/food.py b/mimesis/providers/food.py
index 3a6cb1bcd..1afc89e00 100755
--- a/mimesis/providers/food.py
+++ b/mimesis/providers/food.py
@@ -19,6 +19,11 @@ def __init__(self, *args, **kwargs):
         self._datafile = 'food.json'
         self.pull(self._datafile)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'food'
+
     def _choice_from(self, key: str) -> str:
         """Choice random element."""
         data = self._data[key]
diff --git a/mimesis/providers/generic.py b/mimesis/providers/generic.py
index 73a5ddd54..2105280fc 100755
--- a/mimesis/providers/generic.py
+++ b/mimesis/providers/generic.py
@@ -63,6 +63,11 @@ def __init__(self, *args, **kwargs) -> None:
         self.structure = Structure(seed=self.seed)
         self.choice = Choice(seed=self.seed)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'generic'
+
     def __getattr__(self, attrname: str) -> Any:
         """Get attribute without underscore.
 
diff --git a/mimesis/providers/hardware.py b/mimesis/providers/hardware.py
index be3835edf..8ec7763fd 100755
--- a/mimesis/providers/hardware.py
+++ b/mimesis/providers/hardware.py
@@ -24,6 +24,11 @@
 class Hardware(BaseProvider):
     """Class for generate data related to hardware."""
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'hardware'
+
     def resolution(self) -> str:
         """Get a random screen resolution.
 
diff --git a/mimesis/providers/internet.py b/mimesis/providers/internet.py
index 5f21b8552..2226d6162 100755
--- a/mimesis/providers/internet.py
+++ b/mimesis/providers/internet.py
@@ -38,6 +38,11 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.__file = File(seed=self.seed)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'internet'
+
     def content_type(self, mime_type: Optional[MimeType] = None) -> str:
         """Get a random HTTP content type.
 
diff --git a/mimesis/providers/numbers.py b/mimesis/providers/numbers.py
index d534f1ef5..74e7d0c8b 100755
--- a/mimesis/providers/numbers.py
+++ b/mimesis/providers/numbers.py
@@ -12,6 +12,11 @@
 class Numbers(BaseProvider):
     """Class for generating numbers."""
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'numbers'
+
     def floats(self, n: int = 2) -> List[float]:
         """Generate a list of random float numbers.
 
diff --git a/mimesis/providers/path.py b/mimesis/providers/path.py
index abe74990c..e99983216 100755
--- a/mimesis/providers/path.py
+++ b/mimesis/providers/path.py
@@ -33,6 +33,11 @@ def __init__(self, platform: str = sys.platform, *args, **kwargs) -> None:
                              else PurePosixPath()
         self._pathlib_home /= PLATFORMS[platform]['home']
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'path'
+
     def root(self) -> str:
         """Generate a root dir path.
 
diff --git a/mimesis/providers/payment.py b/mimesis/providers/payment.py
index bf2718873..e89f116ec 100644
--- a/mimesis/providers/payment.py
+++ b/mimesis/providers/payment.py
@@ -29,6 +29,11 @@ def __init__(self, *args, **kwargs) -> None:
         super().__init__(*args, **kwargs)
         self.__person = Person('en', seed=self.seed)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'payment'
+
     def cid(self) -> int:
         """Generate a random CID.
 
diff --git a/mimesis/providers/person.py b/mimesis/providers/person.py
index dc43b01cd..e04c85699 100755
--- a/mimesis/providers/person.py
+++ b/mimesis/providers/person.py
@@ -40,6 +40,11 @@ def __init__(self, *args, **kwargs) -> None:
             'age': 0,
         }
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'person'
+
     def age(self, minimum: int = 16, maximum: int = 66) -> int:
         """Get a random integer value.
 
@@ -258,7 +263,8 @@ def email(self, domains: Union[tuple, list] = None) -> str:
             domain=domain,
         )
 
-    def social_media_profile(self, site: Optional[SocialNetwork] = None) -> str:
+    def social_media_profile(self,
+                             site: Optional[SocialNetwork] = None) -> str:
         """Generate profile for random social network.
 
         :return: Profile in some network.
diff --git a/mimesis/providers/science.py b/mimesis/providers/science.py
index 2da27eca9..1b2a6c664 100755
--- a/mimesis/providers/science.py
+++ b/mimesis/providers/science.py
@@ -23,6 +23,11 @@ def __init__(self, *args, **kwargs):
         self._datafile = 'science.json'
         self.pull(self._datafile)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'science'
+
     def math_formula(self) -> str:
         """Get a random mathematical formula.
 
diff --git a/mimesis/providers/structure.py b/mimesis/providers/structure.py
index 05d614999..8c3c67997 100755
--- a/mimesis/providers/structure.py
+++ b/mimesis/providers/structure.py
@@ -29,6 +29,11 @@ def __init__(self, *args, **kwargs) -> None:
         self.__inet = Internet(seed=self.seed)
         self.__text = Text('en', seed=self.seed)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'structure'
+
     def css(self) -> str:
         """Generate a random snippet of CSS.
 
diff --git a/mimesis/providers/text.py b/mimesis/providers/text.py
index 7f216935e..166dc2299 100755
--- a/mimesis/providers/text.py
+++ b/mimesis/providers/text.py
@@ -23,6 +23,11 @@ def __init__(self, *args, **kwargs):
         self._datafile = 'text.json'
         self.pull(self._datafile)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'text'
+
     def alphabet(self, lower_case: bool = False) -> list:
         """Get an alphabet for current locale.
 
diff --git a/mimesis/providers/transport.py b/mimesis/providers/transport.py
index b728a64c9..47028460a 100755
--- a/mimesis/providers/transport.py
+++ b/mimesis/providers/transport.py
@@ -21,6 +21,11 @@ def __init__(self, *args, **kwargs) -> None:
         """
         super().__init__(*args, **kwargs)
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'transport'
+
     def truck(self, model_mask: str = '#### @@') -> str:
         """Generate a truck model.
 
diff --git a/mimesis/providers/units.py b/mimesis/providers/units.py
index 697b58c6c..b067347a3 100755
--- a/mimesis/providers/units.py
+++ b/mimesis/providers/units.py
@@ -14,6 +14,11 @@
 class UnitSystem(BaseProvider):
     """Class for generating data related to units."""
 
+    class Meta:
+        """Class for metadata."""
+
+        name = 'unit_system'
+
     def unit(self, name: Optional[UnitName] = None, symbol=False):
         """Get unit name.