diff --git a/src/Infrastructure/IDeleteable.cs b/src/Infrastructure/IDeleteable.cs
index 86ae522..970b548 100644
--- a/src/Infrastructure/IDeleteable.cs
+++ b/src/Infrastructure/IDeleteable.cs
@@ -6,4 +6,35 @@
 public interface IDeletable
 {
     bool IsDeleted { get; set; }
+}
+
+public interface IPrimaryKey<T> where T : IEquatable<T>
+{
+    public T Id { get; set; }
+}
+
+public interface IEntityBase<T> : IPrimaryKey<T>, IDeletable where T : IEquatable<T>
+{
+    public DateTime CreatedDate { get; set; }
+
+    public DateTime? UpdatedDate { get; set; }
+    
+    public string? Name { get; set; }
+
+    public T CreatorId { get; set; }
+}
+
+public abstract class EntityBase<T> : IEntityBase<T> where T : class, IEquatable<T>
+{
+    public bool IsDeleted { get; set; }
+
+    public T Id { get; set; }
+
+    public DateTime CreatedDate { get; set; }
+
+    public string? Name { get; set; }
+    
+    public DateTime? UpdatedDate { get; set; }
+    
+    public T CreatorId { get; set; }
 }
\ No newline at end of file