diff --git a/src/utils.cc b/src/utils.cc
new file mode 100644
index 0000000..9610cdc
--- /dev/null
+++ b/src/utils.cc
@@ -0,0 +1,40 @@
+/*
+    Copyright (C) 2018 Open Networking Foundation 
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "utils.h"
+
+// NOTE - This function is not thread-safe.
+const char* serial_number_to_str(bcmbal_serial_number* serial_number) {
+#define SERIAL_NUMBER_SIZE 12
+    static char buff[SERIAL_NUMBER_SIZE+1];
+
+    sprintf(buff, "%c%c%c%c%1X%1X%1X%1X%1X%1X%1X%1X",
+            serial_number->vendor_id[0],
+            serial_number->vendor_id[1],
+            serial_number->vendor_id[2],
+            serial_number->vendor_id[3],
+            serial_number->vendor_specific[0]>>4 & 0x0f,
+            serial_number->vendor_specific[0] & 0x0f,
+            serial_number->vendor_specific[1]>>4 & 0x0f,
+            serial_number->vendor_specific[1] & 0x0f,
+            serial_number->vendor_specific[2]>>4 & 0x0f,
+            serial_number->vendor_specific[2] & 0x0f,
+            serial_number->vendor_specific[3]>>4 & 0x0f,
+            serial_number->vendor_specific[3] & 0x0f);
+
+    return buff;
+}