diff --git a/ComputerHardwareStore/ComputerHardwareStoreContracts/BusinessLogicsContracts/IVendorLogic.cs b/ComputerHardwareStore/ComputerHardwareStoreContracts/BusinessLogicsContracts/IVendorLogic.cs
new file mode 100644
index 0000000..821555a
--- /dev/null
+++ b/ComputerHardwareStore/ComputerHardwareStoreContracts/BusinessLogicsContracts/IVendorLogic.cs
@@ -0,0 +1,11 @@
+namespace ComputerHardwareStoreContracts.BusinessLogicsContracts
+{
+    public interface IVendorLogic
+    {
+        List<VendorViewModel>? ReadList(VendorSearchModel? model);
+        VendorViewModel? ReadElement(VendorSearchModel model);
+        bool Create(VendorBindingModel model);
+        bool Update(VendorBindingModel model);
+        bool Delete(VendorBindingModel model);
+    }
+}