diff --git a/Pizzeria/PizzeriaListImplement/DataListSingleton.cs b/Pizzeria/PizzeriaListImplement/DataListSingleton.cs
new file mode 100644
index 0000000..24824be
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/DataListSingleton.cs
@@ -0,0 +1,27 @@
+using PizzeriaListImplement.Models;
+
+
+namespace PizzeriaListImplement
+{
+    public class DataListSingleton
+    {
+        private static DataListSingleton? _instance;
+        public List<Component> Components { get; set; }
+        public List<Order> Orders { get; set; }
+        public List<Pizza> Pizzas { get; set; }
+        private DataListSingleton()
+        {
+            Components = new List<Component>();
+            Orders = new List<Order>();
+            Pizzas = new List<Pizza>();
+        }
+        public static DataListSingleton GetInstance()
+        {
+            if (_instance == null)
+            {
+                _instance = new DataListSingleton();
+            }
+            return _instance;
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Implements/ComponentStorage.cs b/Pizzeria/PizzeriaListImplement/Implements/ComponentStorage.cs
new file mode 100644
index 0000000..c33e693
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Implements/ComponentStorage.cs
@@ -0,0 +1,103 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaListImplement.Models;
+
+namespace PizzeriaListImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataListSingleton _source;
+        public ComponentStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<ComponentViewModel> GetFullList()
+        {
+            var result = new List<ComponentViewModel>();
+            foreach (var component in _source.Components)
+            {
+                result.Add(component.GetViewModel);
+            }
+            return result;
+        }
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel
+       model)
+        {
+            var result = new List<ComponentViewModel>();
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return result;
+            }
+            foreach (var component in _source.Components)
+            {
+                if (component.ComponentName.Contains(model.ComponentName))
+                {
+                    result.Add(component.GetViewModel);
+                }
+            }
+            return result;
+        }
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+        foreach (var component in _source.Components)
+            {
+                if ((!string.IsNullOrEmpty(model.ComponentName) &&
+               component.ComponentName == model.ComponentName) ||
+                (model.Id.HasValue && component.Id == model.Id))
+                {
+                    return component.GetViewModel;
+                }
+            }
+            return null;
+        }
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var component in _source.Components)
+            {
+                if (model.Id <= component.Id)
+                {
+                    model.Id = component.Id + 1;
+                }
+            }
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            _source.Components.Add(newComponent);
+            return newComponent.GetViewModel;
+        }
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            foreach (var component in _source.Components)
+            {
+                if (component.Id == model.Id)
+                {
+                    component.Update(model);
+                    return component.GetViewModel;
+                }
+            }
+            return null;
+        }
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            for (int i = 0; i < _source.Components.Count; ++i)
+            {
+                if (_source.Components[i].Id == model.Id)
+                {
+                    var element = _source.Components[i];
+                    _source.Components.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Implements/OrderStorage.cs b/Pizzeria/PizzeriaListImplement/Implements/OrderStorage.cs
new file mode 100644
index 0000000..2e033c4
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Implements/OrderStorage.cs
@@ -0,0 +1,126 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaListImplement.Models;
+
+namespace PizzeriaListImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataListSingleton _source;
+        private IPizzaStorage _pizzaStorage;
+        public OrderStorage(IPizzaStorage pizzaStorage)
+        {
+            _pizzaStorage = pizzaStorage;
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<OrderViewModel> GetFullList()
+        {
+            var result = new List<OrderViewModel>();
+
+            foreach (var order in _source.Orders)
+            {
+                OrderViewModel viewModel = order.GetViewModel;
+                viewModel.PizzaName = _pizzaStorage.GetElement(new PizzaSearchModel { Id = order.PizzaId }).PizzaName;
+                result.Add(viewModel);
+            }
+
+            return result;
+        }
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            var result = new List<OrderViewModel>();
+
+            if (!model.Id.HasValue)
+            {
+                return result;
+            }
+
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id.HasValue && order.Id == model.Id)
+                {
+                    OrderViewModel viewModel = order.GetViewModel;
+                    viewModel.PizzaName = _pizzaStorage.GetElement(new PizzaSearchModel { Id = order.PizzaId }).PizzaName;
+                    result.Add(viewModel);
+                }
+            }
+
+            return result;
+        }
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id.HasValue && order.Id == model.Id)
+                {
+                    OrderViewModel viewModel = order.GetViewModel;
+                    viewModel.PizzaName = _pizzaStorage.GetElement(new PizzaSearchModel { Id = order.PizzaId }).PizzaName;
+                    return viewModel;
+                }
+            }
+
+            return null;
+        }
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = 1;
+
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id <= order.Id)
+                {
+                    model.Id = order.Id + 1;
+                }
+            }
+
+            var newOrder = Order.Create(model);
+
+            if (newOrder == null)
+            {
+                return null;
+            }
+
+            _source.Orders.Add(newOrder);
+
+            return newOrder.GetViewModel;
+        }
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    order.Update(model);
+                    OrderViewModel viewModel = order.GetViewModel;
+                    viewModel.PizzaName = _pizzaStorage.GetElement(new PizzaSearchModel { Id = order.PizzaId }).PizzaName;
+                    return viewModel;
+                }
+            }
+
+            return null;
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            for (int i = 0; i < _source.Orders.Count; ++i)
+            {
+                if (_source.Orders[i].Id == model.Id)
+                {
+                    var element = _source.Orders[i];
+                    _source.Orders.RemoveAt(i);
+                    OrderViewModel viewModel = element.GetViewModel;
+                    viewModel.PizzaName = _pizzaStorage.GetElement(new PizzaSearchModel { Id = element.PizzaId }).PizzaName;
+                    return viewModel;
+                }
+            }
+
+            return null;
+        }
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Implements/PizzaStorage.cs b/Pizzeria/PizzeriaListImplement/Implements/PizzaStorage.cs
new file mode 100644
index 0000000..140af23
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Implements/PizzaStorage.cs
@@ -0,0 +1,117 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.SearchModels;
+using PizzeriaContracts.StoragesContracts;
+using PizzeriaContracts.ViewModels;
+using PizzeriaListImplement.Models;
+
+namespace PizzeriaListImplement.Implements
+{
+    public class PizzaStorage : IPizzaStorage
+    {
+        private readonly DataListSingleton _source;
+
+        public PizzaStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        public List<PizzaViewModel> GetFullList()
+        {
+            var result = new List<PizzaViewModel>();
+
+            foreach (var pizza in _source.Pizzas)
+            {
+                result.Add(pizza.GetViewModel);
+            }
+
+            return result;
+        }
+        public List<PizzaViewModel> GetFilteredList(PizzaSearchModel model)
+        {
+            var result = new List<PizzaViewModel>();
+
+            if (string.IsNullOrEmpty(model.PizzaName))
+            {
+                return result;
+            }
+
+            foreach (var pizza in _source.Pizzas)
+            {
+                if (pizza.PizzaName.Contains(model.PizzaName))
+                {
+                    result.Add(pizza.GetViewModel);
+                }
+            }
+
+            return result;
+        }
+        public PizzaViewModel? GetElement(PizzaSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.PizzaName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            foreach (var pizza in _source.Pizzas)
+            {
+                if ((!string.IsNullOrEmpty(model.PizzaName) && pizza.PizzaName == model.PizzaName) || (model.Id.HasValue && pizza.Id == model.Id))
+                {
+                    return pizza.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+        public PizzaViewModel? Insert(PizzaBindingModel model)
+        {
+            model.Id = 1;
+
+            foreach (var pizza in _source.Pizzas)
+            {
+                if (model.Id <= pizza.Id)
+                {
+                    model.Id = pizza.Id + 1;
+                }
+            }
+
+            var newPizza = Pizza.Create(model);
+
+            if (newPizza == null)
+            {
+                return null;
+            }
+
+            _source.Pizzas.Add(newPizza);
+
+            return newPizza.GetViewModel;
+        }
+        public PizzaViewModel? Update(PizzaBindingModel model)
+        {
+            foreach (var pizza in _source.Pizzas)
+            {
+                if (pizza.Id == model.Id)
+                {
+                    pizza.Update(model);
+                    return pizza.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+        public PizzaViewModel? Delete(PizzaBindingModel model)
+        {
+            for (int i = 0; i < _source.Pizzas.Count; ++i)
+            {
+                if (_source.Pizzas[i].Id == model.Id)
+                {
+                    var element = _source.Pizzas[i];
+                    _source.Pizzas.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Models/Component.cs b/Pizzeria/PizzeriaListImplement/Models/Component.cs
new file mode 100644
index 0000000..346e337
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Models/Component.cs
@@ -0,0 +1,41 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels;
+
+namespace PizzeriaListImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        public string ComponentName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Component? Create(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public void Update(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Models/Order.cs b/Pizzeria/PizzeriaListImplement/Models/Order.cs
new file mode 100644
index 0000000..7276ad5
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Models/Order.cs
@@ -0,0 +1,66 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels;
+
+namespace PizzeriaListImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int PizzaId { get; private set; }
+
+        public int Count { get; private set; }
+
+        public double Sum { get; private set; }
+
+        public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+
+        public DateTime? DateImplement { get; private set; }
+
+        public int Id { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                PizzaId = model.PizzaId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PizzaId = model.PizzaId;
+            Count = model.Count;
+            Sum = model.Sum;
+            Status = model.Status;
+            DateCreate = model.DateCreate;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PizzaId = PizzaId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+    }
+}
diff --git a/Pizzeria/PizzeriaListImplement/Models/Pizza.cs b/Pizzeria/PizzeriaListImplement/Models/Pizza.cs
new file mode 100644
index 0000000..f48582b
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/Models/Pizza.cs
@@ -0,0 +1,51 @@
+using PizzeriaContracts.BindingModels;
+using PizzeriaContracts.ViewModels;
+using PizzeriaDataModels;
+
+namespace PizzeriaListImplement.Models
+{
+    public class Pizza : IPizzaModel
+    {
+        public int Id { get; private set; }
+        public string PizzaName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, (IComponentModel, int)> PizzaComponents
+        {
+            get;
+            private set;
+        } = new Dictionary<int, (IComponentModel, int)>();
+        public static Pizza? Create(PizzaBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Pizza()
+            {
+
+                Id = model.Id,
+                PizzaName = model.PizzaName,
+                Price = model.Price,
+                PizzaComponents = model.PizzaComponents
+            };
+        }
+        public void Update(PizzaBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PizzaName = model.PizzaName;
+            Price = model.Price;
+            PizzaComponents = model.PizzaComponents;
+        }
+        public PizzaViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PizzaName = PizzaName,
+            Price = Price,
+            PizzaComponents = PizzaComponents
+        };
+    }
+}
+
diff --git a/Pizzeria/PizzeriaListImplement/PizzeriaListImplement.csproj b/Pizzeria/PizzeriaListImplement/PizzeriaListImplement.csproj
new file mode 100644
index 0000000..b612a23
--- /dev/null
+++ b/Pizzeria/PizzeriaListImplement/PizzeriaListImplement.csproj
@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\PizzeriaContracts\PizzeriaContracts.csproj" />
+    <ProjectReference Include="..\PizzeriaDataModels\PizzeriaDataModels.csproj" />
+  </ItemGroup>
+
+</Project>