Is there a company that makes custom steel stamps?

I have gotten into knifemaking and I wish to design and stamp my logo onto the steel blade. Any companies that I can do business with that make these?? Thanks.

Sure!

www.steelhandstamps.com/
www.infinitystamps.com/
www.illinoisengraving.com/custom-st...
www.universalmarking.com/products_s...

or google metal marking stamps

Also, you may want to consider laser engraving, google metal laser engraving