diff --git a/FurnitureAssembly/FurnitureAssemblyBusinessLogic/ComponentLogic.cs b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/ComponentLogic.cs
new file mode 100644
index 0000000..b6a8da5
--- /dev/null
+++ b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/ComponentLogic.cs
@@ -0,0 +1,113 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.BusinessLogicsContarcts;
+using FurnitureAssemblyContracts.SearchModels;
+using FurnitureAssemblyContracts.StoragesContracts;
+using FurnitureAssemblyContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.Extensions.Logging;
+
+namespace FurnitureAssemblyBusinessLogic
+{
+    public class ComponentLogic : IComponentLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IComponentStorage _componentStorage;
+        public ComponentLogic(ILogger<ComponentLogic> logger, IComponentStorage
+       componentStorage)
+        {
+            _logger = logger;
+            _componentStorage = componentStorage;
+        }
+        public List<ComponentViewModel>? ReadList(ComponentSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. ComponentName:{ComponentName}. Id:{ Id}", model?.ComponentName, model?.Id);
+            var list = model == null ? _componentStorage.GetFullList() : _componentStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+        public ComponentViewModel? ReadElement(ComponentSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. ComponentName:{ComponentName}. Id:{ Id}", model.ComponentName, model.Id);
+            var element = _componentStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+        public bool Create(ComponentBindingModel model)
+        {
+            CheckModel(model);
+            if (_componentStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+
+         }
+        public bool Update(ComponentBindingModel model)
+        {
+            CheckModel(model);
+            if (_componentStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(ComponentBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_componentStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        private void CheckModel(ComponentBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                throw new ArgumentNullException("Нет названия компонента",
+               nameof(model.ComponentName));
+            }
+            if (model.Cost <= 0)
+            {
+                throw new ArgumentNullException("Цена компонента должна быть больше 0", nameof(model.Cost));
+            }
+            _logger.LogInformation("Component. ComponentName:{ComponentName}. Cost:{ Cost}. Id: { Id}", model.ComponentName, model.Cost, model.Id);
+            var element = _componentStorage.GetElement(new ComponentSearchModel{ ComponentName = model.ComponentName });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Компонент с таким названием уже есть");
+            }
+        }
+
+    }
+}
diff --git a/FurnitureAssembly/FurnitureAssemblyBusinessLogic/FurnitureAssemblyBusinessLogic.csproj b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/FurnitureAssemblyBusinessLogic.csproj
new file mode 100644
index 0000000..0a4e5c8
--- /dev/null
+++ b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/FurnitureAssemblyBusinessLogic.csproj
@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FurnitureAssemblyContracts\FurnitureAssemblyContracts.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/FurnitureAssembly/FurnitureAssemblyBusinessLogic/FurnitureLogic.cs b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/FurnitureLogic.cs
new file mode 100644
index 0000000..0326d00
--- /dev/null
+++ b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/FurnitureLogic.cs
@@ -0,0 +1,115 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.BusinessLogicsContarcts;
+using FurnitureAssemblyContracts.SearchModels;
+using FurnitureAssemblyContracts.StoragesContracts;
+using FurnitureAssemblyContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyBusinessLogic
+{
+    public class FurnitureLogic : IFurnitureLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IFurnitureStorage _furnitureStorage;
+        public FurnitureLogic(ILogger<FurnitureLogic> logger, IFurnitureStorage furnitureStorage)
+        {
+            _logger = logger;
+            _furnitureStorage = furnitureStorage;
+        }
+        public bool Create(FurnitureBindingModel model)
+        {
+            CheckModel(model);
+            if (_furnitureStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Delete(FurnitureBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_furnitureStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public FurnitureViewModel? ReadElement(FurnitureSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. FurnitureName:{FurnitureName}. Id:{ Id}", model.FurnitureName, model.Id);
+            var element = _furnitureStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+
+        public List<FurnitureViewModel>? ReadList(FurnitureSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. FurnitureName:{FurnitureName}. Id:{ Id}", model?.FurnitureName, model?.Id);
+            var list = model == null ? _furnitureStorage.GetFullList() : _furnitureStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public bool Update(FurnitureBindingModel model)
+        {
+            CheckModel(model);
+            if (_furnitureStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(FurnitureBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.FurnitureName))
+            {
+                throw new ArgumentNullException("Нет названия изделия",
+               nameof(model.FurnitureName));
+            }
+            if (model.Price <= 0)
+            {
+                throw new ArgumentNullException("Цена изделия должна быть больше 0", nameof(model.Price));
+            }
+            _logger.LogInformation("Furniture. FurnitureName:{FurnitureName}. Price:{ Price}. Id: { Id}", model.FurnitureName, model.Price, model.Id);
+            var element = _furnitureStorage.GetElement(new FurnitureSearchModel { FurnitureName = model.FurnitureName });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Изделие с таким названием уже есть");
+            }
+        }
+    }
+}
diff --git a/FurnitureAssembly/FurnitureAssemblyBusinessLogic/OrderLogic.cs b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/OrderLogic.cs
new file mode 100644
index 0000000..3396e12
--- /dev/null
+++ b/FurnitureAssembly/FurnitureAssemblyBusinessLogic/OrderLogic.cs
@@ -0,0 +1,108 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.BusinessLogicsContarcts;
+using FurnitureAssemblyContracts.SearchModels;
+using FurnitureAssemblyContracts.StoragesContracts;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Enums;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyBusinessLogic
+{
+    public class OrderLogic : IOrderLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IOrderStorage _orderStorage;
+
+        public OrderLogic(ILogger logger, IOrderStorage orderStorage)
+        {
+            _logger = logger;
+            _orderStorage = orderStorage;
+        }
+
+        public bool CreateOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+            if (_orderStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            model.Status = OrderStatus.Принят;
+            return true;
+        }
+
+        public bool DeliveryOrder(OrderBindingModel model)
+        {
+            if (model.Status.Equals(OrderStatus.Готов))
+            {
+                model.Status = OrderStatus.Выдан;
+                model.DateImplement = DateTime.Now;
+                return true;
+            }
+            return false;
+        }
+
+        public bool FinishOrder(OrderBindingModel model)
+        {
+            if (model.Status.Equals(OrderStatus.Выполняется))
+            {
+                model.Status = OrderStatus.Готов;
+                return true;
+            }
+            return false;
+        }
+
+        public List<OrderViewModel>? ReadList(OrderSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. Id:{ Id}", model?.Id);
+            var list = model == null ? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public bool TakeOrderInWork(OrderBindingModel model)
+        {
+            if (model.Status.Equals(OrderStatus.Принят))
+            {
+                model.Status = OrderStatus.Выполняется;
+                return true;
+            }
+            return false;
+        }
+
+        private void CheckModel(OrderBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.FurnitureId <= 0)
+            {
+                throw new ArgumentNullException("Идентификатор изделия должен быть больше 0", nameof(model.FurnitureId));
+            }
+            if (model.Count <= 0)
+            {
+                throw new ArgumentNullException("Количество изделий должно быть больше 0", nameof(model.Count));
+            }
+            if (model.Sum <= 0)
+            {
+                throw new ArgumentNullException("Стоимость заказа должна быть больше 0", nameof(model.Sum));
+            }
+            _logger.LogInformation("Order. FurnitureId:{FurnitureId}. Count:{ Count}. Sum:{ Sum}. OrderStatus: {OrderStatus} DateCreate: {DateCreate}. Id: { Id}", model.FurnitureId, model.Count, model.Sum, model.Status, model.DateCreate, model.Id);
+        }
+    }
+}