Here's a link to one, hopefully they are still there, Google is your friend if you can't get a recommendation.
http://www.manta.com/c/mmjqh75/north...owder-tech-llc
This probably won't be cheap, as most shops I used to deal with had a minimum charge.
Most of the machine shops I used to deal with would contract this out, some sheet metal shops would do it in house though.....
Good luck!!