diff --git a/StorageCompany/StorageCompany.sln b/StorageCompany/StorageCompany.sln
index 0824f85..d83fa7a 100644
--- a/StorageCompany/StorageCompany.sln
+++ b/StorageCompany/StorageCompany.sln
@@ -5,6 +5,8 @@ VisualStudioVersion = 17.9.34728.123
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StorageCompanyView", "StorageCompanyView\StorageCompanyView.csproj", "{8A570BF1-316C-4AF3-B2DE-BEED3132E98E}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StorageCompanyDataModels", "StorageCompanyDataModels\StorageCompanyDataModels.csproj", "{8A256C21-D0A8-4A6B-A670-BA359B8E8A88}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -15,6 +17,10 @@ Global
 		{8A570BF1-316C-4AF3-B2DE-BEED3132E98E}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{8A570BF1-316C-4AF3-B2DE-BEED3132E98E}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{8A570BF1-316C-4AF3-B2DE-BEED3132E98E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{8A256C21-D0A8-4A6B-A670-BA359B8E8A88}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8A256C21-D0A8-4A6B-A670-BA359B8E8A88}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8A256C21-D0A8-4A6B-A670-BA359B8E8A88}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8A256C21-D0A8-4A6B-A670-BA359B8E8A88}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
diff --git a/StorageCompany/StorageCompanyDataModels/Enums/ProductType.cs b/StorageCompany/StorageCompanyDataModels/Enums/ProductType.cs
new file mode 100644
index 0000000..bd177e4
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/Enums/ProductType.cs
@@ -0,0 +1,15 @@
+namespace StorageCompanyDataModels.Enums
+{
+	public enum ProductType
+	{
+        Неизвестен = -1,
+
+		Одежда = 0,
+
+		Обувь = 1,
+
+		Техника = 2,
+
+		Гигиена = 3
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/IId.cs b/StorageCompany/StorageCompanyDataModels/IId.cs
new file mode 100644
index 0000000..f542d2f
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/IId.cs
@@ -0,0 +1,7 @@
+namespace StorageCompanyDataModels
+{
+	public interface IId
+	{
+		int Id { get; }
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/Models/IClientModel.cs b/StorageCompany/StorageCompanyDataModels/Models/IClientModel.cs
new file mode 100644
index 0000000..de60472
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/Models/IClientModel.cs
@@ -0,0 +1,9 @@
+namespace StorageCompanyDataModels.Models
+{
+	public interface IClientModel : IId
+	{
+		string ClientFIO { get; }
+		string Email { get; }
+		string Password { get; }
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/Models/IProductModel.cs b/StorageCompany/StorageCompanyDataModels/Models/IProductModel.cs
new file mode 100644
index 0000000..855f455
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/Models/IProductModel.cs
@@ -0,0 +1,16 @@
+using StorageCompanyDataModels.Enums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StorageCompanyDataModels.Models
+{
+	public interface IProductModel : IId
+	{
+		string ProductName { get; }
+		int ProductNum { get; }
+		ProductType ProductType { get; }
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/Models/IProviderModel.cs b/StorageCompany/StorageCompanyDataModels/Models/IProviderModel.cs
new file mode 100644
index 0000000..89f24a4
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/Models/IProviderModel.cs
@@ -0,0 +1,9 @@
+namespace StorageCompanyDataModels.Models
+{
+	public interface IProviderModel : IId
+	{
+		string ProviderFIO { get; }
+		string Email { get; }
+		string Password { get; }
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/Models/ISaleModel.cs b/StorageCompany/StorageCompanyDataModels/Models/ISaleModel.cs
new file mode 100644
index 0000000..373e2cc
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/Models/ISaleModel.cs
@@ -0,0 +1,9 @@
+namespace StorageCompanyDataModels.Models
+{
+	public interface ISaleModel : IId
+	{
+		int ClientId { get; set; }
+		int ProductId { get; set; }
+		int SaleNum { get; set; }
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/Models/ISupplyModel.cs b/StorageCompany/StorageCompanyDataModels/Models/ISupplyModel.cs
new file mode 100644
index 0000000..9c41885
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/Models/ISupplyModel.cs
@@ -0,0 +1,9 @@
+namespace StorageCompanyDataModels.Models
+{
+	public interface ISupplyModel : IId
+	{
+		int ProviderId { get; set; }
+		int ProductId { get; set; }
+		int SupplyNum { get; set; }
+	}
+}
diff --git a/StorageCompany/StorageCompanyDataModels/StorageCompanyDataModels.csproj b/StorageCompany/StorageCompanyDataModels/StorageCompanyDataModels.csproj
new file mode 100644
index 0000000..132c02c
--- /dev/null
+++ b/StorageCompany/StorageCompanyDataModels/StorageCompanyDataModels.csproj
@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>