Provide parties with classic and professional Not-for-Profit Corporation Certificates. Certificates are printed on high-quality capitol bond paper and imprinted with corporate name, stock designation, state of inc. and signatories. Most certificates can be customized to meet your specific requirements. Marks Corpex is a registered provider of lithographed Over-the-Counter and American Stock Exchange certificates. Theme: Not-For-Profit; Shape: Rectangular; Width: 8 1/2 in; Height: 11 in.