diff --git a/experimental/builder/include/ck_tile/builder/conv_signature_types.hpp b/experimental/builder/include/ck_tile/builder/conv_signature_types.hpp
new file mode 100644
index 0000000000..6155915d00
--- /dev/null
+++ b/experimental/builder/include/ck_tile/builder/conv_signature_types.hpp
@@ -0,0 +1,16 @@
+#pragma once
+
+#include "conv_signature.hpp"
+
+namespace ck_tile::builder {
+
+struct ConvSignature 
+{
+    int spatial_dim;
+    ConvDirection direction;
+    GroupConvLayout layout;
+    DataType data_type;
+};
+static_assert(ConvSignatureDescriptor<ConvSignature>);
+
+} // namespace ck_tile::builder