diff --git a/MagicCarpetProject/MagicCarpetDatabase/MagicCarpetDatabase.csproj b/MagicCarpetProject/MagicCarpetDatabase/MagicCarpetDatabase.csproj
new file mode 100644
index 0000000..6a65184
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/MagicCarpetDatabase.csproj
@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\MagicCarpetContracts\MagicCarpetContracts.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/Client.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/Client.cs
new file mode 100644
index 0000000..6115edd
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/Client.cs
@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class Client
+{
+    public required string Id { get; set; }
+
+    public required string FIO { get; set; } 
+
+    public required string PhoneNumber { get;  set; } 
+
+    public double DiscountSize { get;  set; }
+    [ForeignKey("ClientId")]
+    public List<Sale>? Sales { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/Employee.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/Employee.cs
new file mode 100644
index 0000000..1d82297
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/Employee.cs
@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class Employee
+{
+    public required string Id { get; set; }
+
+    public required string FIO { get; set; }
+
+    public string Email { get; set; } 
+
+    public required string PostId { get; set; } 
+
+    public DateTime BirthDate { get; set; }
+
+    public DateTime EmploymentDate { get; set; } 
+
+    public bool IsDeleted { get;  set; }
+    [ForeignKey("EmployeeId")]
+    public List<Salary>? Salaries { get; set; }
+    [ForeignKey("EmployeeId")]
+    public List<Sale>? Sales { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/Post.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/Post.cs
new file mode 100644
index 0000000..0d781f1
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/Post.cs
@@ -0,0 +1,20 @@
+using MagicCarpetContracts.Enums;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class Post
+{
+    public required string Id { get; set; }
+    public required string PostId { get; set; }
+    public required string PostName { get; set; }
+    public PostType PostType { get; set; }
+    public double Salary { get; set; }
+    public bool IsActual { get; set; }
+    public DateTime ChangeDate { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/Salary.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/Salary.cs
new file mode 100644
index 0000000..93b4bff
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/Salary.cs
@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class Salary
+{
+    public required string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string EmployeeId { get; set; }
+    public DateTime SalaryDate { get; set; } 
+    public double EmployeeSalary { get; set; } 
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/Sale.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/Sale.cs
new file mode 100644
index 0000000..b05bb03
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/Sale.cs
@@ -0,0 +1,32 @@
+using MagicCarpetContracts.DataModels;
+using MagicCarpetContracts.Enums;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class Sale
+{
+    public required string Id { get; set; }
+
+    public required string EmployeeId { get; set; } 
+     
+    public string? ClientId { get; set; } 
+
+    public DateTime SaleDate { get; set; } 
+    public double Sum { get; private set; } 
+
+    public DiscountType DiscountType { get; set; } 
+
+    public double Discount { get; set; } 
+
+    public bool IsCancel { get; set; }
+    public Employee? Employee { get; set; }
+    public Client? Client { get; set; }
+    [ForeignKey("SaleId")]
+    public List<SaleTour>? SaleTours { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/SaleTour.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/SaleTour.cs
new file mode 100644
index 0000000..a45f946
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/SaleTour.cs
@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class SaleTour
+{
+    public required string SaleId { get; set; } 
+
+    public required string TourId { get; set; } 
+
+    public int Count { get; set; }
+    public Sale? Sale { get; set; }
+    public Tour? Tour { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/Tour.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/Tour.cs
new file mode 100644
index 0000000..7fc966a
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/Tour.cs
@@ -0,0 +1,23 @@
+using MagicCarpetContracts.Enums;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class Tour
+{
+    public required string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string TourName { get; set; } 
+    public string TourCountry { get; set; } 
+    public double Price { get; set; } 
+    public TourType Type { get; set; }
+    [ForeignKey("TourId")]
+    public List<SaleTour>? SaleTours { get; set; }
+    [ForeignKey("TourId")]
+    public List<TourHistory>? TourHistories { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetDatabase/Models/TourHistory.cs b/MagicCarpetProject/MagicCarpetDatabase/Models/TourHistory.cs
new file mode 100644
index 0000000..1cf6f6c
--- /dev/null
+++ b/MagicCarpetProject/MagicCarpetDatabase/Models/TourHistory.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace MagicCarpetDatabase.Models;
+
+internal class TourHistory
+{
+    public required string Id { get; set; } = Guid.NewGuid().ToString();
+    public required string TourId { get; set; }
+    public double OldPrice { get;  set; } 
+    public DateTime ChangeDate { get; set; } 
+    public Tour? Tour { get; set; }
+}
diff --git a/MagicCarpetProject/MagicCarpetProject.sln b/MagicCarpetProject/MagicCarpetProject.sln
index 301645e..9ded8d3 100644
--- a/MagicCarpetProject/MagicCarpetProject.sln
+++ b/MagicCarpetProject/MagicCarpetProject.sln
@@ -9,6 +9,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MagicCarpetTests", "MagicCa
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MagicCarpetBusinessLogic", "MagicCarpetBusinessLogic\MagicCarpetBusinessLogic.csproj", "{688F9182-851F-4CF8-97CD-9B6F1E43D758}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MagicCarpetDatabase", "MagicCarpetDatabase\MagicCarpetDatabase.csproj", "{C69B43B2-8680-42D7-A111-306E2E8225FE}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -27,6 +29,10 @@ Global
 		{688F9182-851F-4CF8-97CD-9B6F1E43D758}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{688F9182-851F-4CF8-97CD-9B6F1E43D758}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{688F9182-851F-4CF8-97CD-9B6F1E43D758}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C69B43B2-8680-42D7-A111-306E2E8225FE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C69B43B2-8680-42D7-A111-306E2E8225FE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C69B43B2-8680-42D7-A111-306E2E8225FE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C69B43B2-8680-42D7-A111-306E2E8225FE}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE