It's been a while, but i hope this will make up for being quiet again. I've run across the question many times, but never found the time to really dive into it. Now that time was found. And attached is the result. It is not a 100% clean construct because BizTalk really tries to do its best to disallow access to internal classes and runtime. However, utilitzing some thread local storage and (what i think is) a reasonable assumption, this functoid is actually able to retrieve any of the message context properties in a receive port (no orchestrations required) ContextAccessor.zip (255.35 KB)