For any printing job in Panama, large or small, see Dr. Print.  They do all of my work, and they're top notch.   Just starting a business here in Panama?  They have business card printing services, with a great selection of quality paper and graphic design help available.  100 full color cards printed for under $25.00, and that's on fancy card stock with two colors (mine).  Sure, you can get em cheaper overseas, but you'll wait for at least a week, and the shipping'll eat ya up.  Printing services in Panama at their finest!

Got a real estate gig here?  These guys can help you out with your publicity campaign.  They offer catalogue printing services, flyers, and any number of things you may need to get your name out there professionaly and in a timely manner.

Turn around time is top notch (especially for Panama) and Marx speaks perfect English.  Check out their Print Shop El Cangrejo, and see the full list of printing services available in Panama below.  

Dr. Print Printing Services include:

Invitations
Placards
Announcements
Flyers
Brochures
Facturas (Receipts)
Bills of Service
Rubber Stamps
General Paper