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About Us
Decades of Building a Better Envelope From the moment Mac Papers Envelope Converters (MPEC) first opened its doors in 1965, cutting-edge technology, quality and unsurpassed expertise have been the com...
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Envelope Specifier
Handy Envelope Specifier Guide The Mac Papers Envelope Converters (MPEC) specifier guide provides all the information you need for your next design. You can choose the ideal style, size, paper weight,...
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Direct Mail
Direct Mail Envelope Overview Mac Papers Envelope Converters offers direct mail solutions that deliver high impact, color-enhanced envelopes in customized sizes, styles and windows. 1- to 4-color proc...
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Stock Envelopes
Stock Envelope Offering Mac Papers Envelope Converters stocks over 500 envelopes manufactured by top paper mills, including Neenah, Mohawk, Domtar and International Paper. Stock Item Products: Announc...
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Awards
Award-Winning Flexographic Printing The flexographic printing produced by Mac Papers Envelope Converters (MPEC) has received multiple accolades from the Flexographic Technical Association (FTA) since ...
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Commercial Envelopes
Stock Commercial Envelopes Mac Papers Envelope Converters manufactures its stock commercial envelopes to ensure trouble-free printability and insertability. This is especially true with our “Lay Flat”...