Any ideas where I can find a company that makes the walking scoreboards they carry at golf tournaments?

Trying to class up our local golf tournament and want to have hs kids walking with the leaders with live scoring. Can't find a company online anywhere that makes them.Any ideas where I can find a company that makes the walking scoreboards they carry at golf tournaments?You can go to a local golf course and ask the pro there. They usually have direct contact with reps that sell all kinds of items. I am sure they have a order book that will have them in there.