diff --git a/PatternsCriacao/Builder/AndroidBuilder.cs b/PatternsCriacao/Builder/AndroidBuilder.cs
new file mode 100644
index 0000000..3bd5945
--- /dev/null
+++ b/PatternsCriacao/Builder/AndroidBuilder.cs
@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Builder
+{
+    public class AndroidBuilder : ICelular
+    {
+        Celular celular;
+        public AndroidBuilder()
+        {
+            celular = new Celular("Android");
+        }
+
+        public void BuildBateria()
+        {
+            this.celular.bateria = "MAH_1500";
+        }
+
+        public void BuildCamera()
+        {
+            this.celular.camera = "15 MP";
+        }
+
+        public void BuildSistema()
+        {
+            this.celular.sistema = "Android 4.5";
+        }
+
+        public void BuildTela()
+        {
+            this.celular.tela = "7";
+        }
+
+        public Celular Celular
+        {
+            get { return this.celular; }
+        }
+    }
+}
diff --git a/PatternsCriacao/Builder/Builder.csproj b/PatternsCriacao/Builder/Builder.csproj
new file mode 100644
index 0000000..c73e0d1
--- /dev/null
+++ b/PatternsCriacao/Builder/Builder.csproj
@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+  </PropertyGroup>
+
+</Project>
diff --git a/PatternsCriacao/Builder/Celular.cs b/PatternsCriacao/Builder/Celular.cs
new file mode 100644
index 0000000..f15e41d
--- /dev/null
+++ b/PatternsCriacao/Builder/Celular.cs
@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Builder
+{
+    public class Celular
+    {
+        public Celular(String nome)
+        {
+            this.Nome = nome;
+        }
+
+        public string Nome { get; set; }
+        public string tela { get; set; }
+        public string bateria { get; set; }
+        public string sistema { get; set; }
+        public string camera { get; set; }
+
+        public override string ToString()
+        {
+            return $"\t{this.Nome} \nBateria:\t{this.bateria}\nTela:\t\t{this.tela}\nSistema:\t{this.sistema}\nCamera:\t\t{this.camera}";
+        }
+    }
+}
diff --git a/PatternsCriacao/Builder/Fabricante.cs b/PatternsCriacao/Builder/Fabricante.cs
new file mode 100644
index 0000000..84f85bb
--- /dev/null
+++ b/PatternsCriacao/Builder/Fabricante.cs
@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Builder
+{
+    public class Fabricante
+    {
+        public void Construtor(ICelular celularBuilder)
+        {
+            celularBuilder.BuildBateria();
+            celularBuilder.BuildSistema();
+            celularBuilder.BuildTela();
+            celularBuilder.BuildCamera();
+        }
+    }
+}
diff --git a/PatternsCriacao/Builder/ICelular.cs b/PatternsCriacao/Builder/ICelular.cs
new file mode 100644
index 0000000..bb24034
--- /dev/null
+++ b/PatternsCriacao/Builder/ICelular.cs
@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Builder
+{
+    public interface ICelular
+    {
+        void BuildTela();
+        void BuildBateria();
+        void BuildSistema();
+        void BuildCamera();
+
+        Celular Celular { get; }
+    }
+}
diff --git a/PatternsCriacao/Builder/IphoneBuilder.cs b/PatternsCriacao/Builder/IphoneBuilder.cs
new file mode 100644
index 0000000..7c9c8dd
--- /dev/null
+++ b/PatternsCriacao/Builder/IphoneBuilder.cs
@@ -0,0 +1,38 @@
+using System;
+
+namespace Builder
+{
+    public class IphoneBuilder : ICelular
+    {
+        Celular celular;
+        public IphoneBuilder()
+        {
+            celular = new Celular("Iphone");
+        }
+
+        public Celular Celular
+        {
+            get { return this.celular; }
+        }
+
+        public void BuildBateria()
+        {
+            this.celular.bateria = "MAH_1500";
+        }
+
+        public void BuildCamera()
+        {
+            this.celular.camera = "16 MP";
+        }
+
+        public void BuildSistema()
+        {
+            this.celular.sistema = "iOS 11";
+        }
+
+        public void BuildTela()
+        {
+            this.celular.tela = "9";
+        }
+    }
+}
diff --git a/PatternsCriacao/Builder/Program.cs b/PatternsCriacao/Builder/Program.cs
new file mode 100644
index 0000000..10550c1
--- /dev/null
+++ b/PatternsCriacao/Builder/Program.cs
@@ -0,0 +1,18 @@
+using System;
+
+namespace Builder
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+            Fabricante fabricante = new Fabricante();
+
+            ICelular celularBuilder = new IphoneBuilder();
+
+            fabricante.Construtor(celularBuilder);
+            Console.WriteLine($"Celular Fabricado: \n\n{celularBuilder.Celular}");
+
+        }
+    }
+}
diff --git a/PatternsCriacao/PatternsCriacao.sln b/PatternsCriacao/PatternsCriacao.sln
index c8fc20b..4bccf63 100644
--- a/PatternsCriacao/PatternsCriacao.sln
+++ b/PatternsCriacao/PatternsCriacao.sln
@@ -3,11 +3,13 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 16
 VisualStudioVersion = 16.0.30804.86
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Singleton", "Singleton\Singleton.csproj", "{0966E9CC-D967-44E6-B950-20DE58379278}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Singleton", "Singleton\Singleton.csproj", "{0966E9CC-D967-44E6-B950-20DE58379278}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FactoryMethod", "FactoryMethod\FactoryMethod.csproj", "{BE1783A6-9D3A-4ABE-A001-526E07A599CF}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FactoryMethod", "FactoryMethod\FactoryMethod.csproj", "{BE1783A6-9D3A-4ABE-A001-526E07A599CF}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AbstractFactory", "AbstractFactory\AbstractFactory.csproj", "{5AB4FAA5-466E-4A89-864C-4EA395402008}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AbstractFactory", "AbstractFactory\AbstractFactory.csproj", "{5AB4FAA5-466E-4A89-864C-4EA395402008}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Builder", "Builder\Builder.csproj", "{F6EE8C26-9785-4A05-A079-9E453345FF0E}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -27,6 +29,10 @@ Global
 		{5AB4FAA5-466E-4A89-864C-4EA395402008}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{5AB4FAA5-466E-4A89-864C-4EA395402008}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{5AB4FAA5-466E-4A89-864C-4EA395402008}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F6EE8C26-9785-4A05-A079-9E453345FF0E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F6EE8C26-9785-4A05-A079-9E453345FF0E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F6EE8C26-9785-4A05-A079-9E453345FF0E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F6EE8C26-9785-4A05-A079-9E453345FF0E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE