diff --git a/Wave/Utilities/FileUtilities.cs b/Wave/Utilities/FileUtilities.cs
new file mode 100644
index 0000000..e9ceeb8
--- /dev/null
+++ b/Wave/Utilities/FileUtilities.cs
@@ -0,0 +1,15 @@
+namespace Wave.Utilities;
+
+public static class FileUtilities {
+    public static async Task<string> StoreTemporary(Stream fileStream) {
+        string tempName = Path.GetRandomFileName();
+        string tempDirectory = Path.Combine(".", "files", "temp");
+        Directory.CreateDirectory(tempDirectory);
+        string tempPath = Path.Combine(tempDirectory, tempName);
+        await using var fs = new FileStream(tempPath, FileMode.Create);
+        
+        await fileStream.CopyToAsync(fs);
+
+        return tempPath;
+    }
+}
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