diff --git a/src/main/kotlin/com/example/models/Customer.kt b/src/main/kotlin/com/example/models/Customer.kt
new file mode 100644
index 0000000..9436fdc
--- /dev/null
+++ b/src/main/kotlin/com/example/models/Customer.kt
@@ -0,0 +1,13 @@
+package com.example.models
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class Customer(
+    val id : String,
+    val firstName : String,
+    val lastName : String,
+    val email : String
+)
+
+val customerStorage = mutableListOf<Customer>()
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