Union Printing


High quality, budget-friendly union printing via Cornerstone Services, Inc.

Cornerstone Services, Inc. supports in protecting the common interest of workers, together we mark our print materials and support local workforce. Choose from different paper stock options, coatings, finishes, inks and sizes to give your mail piece the right look while showing support on unions on the side. Together we support to bring justice to the workers on the floor.

Partner Union

Communications Workers of America
Printing Sector

Cornerstone’s union printing offers letterhead printing


Letterhead refers to the heading at the top of a sheet of letter paper (stationery). Moreover, term “letterhead” is often used to refer to the whole sheet imprinted with such a heading. Maintaining your company’s branding is made much easier with a well-designed letterhead. Furthermore, it would show professionalism and establish credibility.

Sizes – 8.5″ x 11″ (standard paper size)

Need help with Graphic Design for direct mail pieces or branding your company?

Cornerstone can help you; we can design an artwork which would make you feel confident of your mail pieces. Contact us and we’ll design it for you. Cornerstone got your back!

More Direct Mail Materials below through Union Printing


Postcards provide effective marketing at a very minimal cost. It often has a high response rate and is a very efficient technique to attract and keep audience. Further, postcards are very good for spreading quick information.

Sizes – 5.5” x 8.5” | 4” x 6” | 4” x 9” | 6” x 9” | 6” x 11”


The importance of envelopes is equal to that of the message they contain. They tell your audience who you are. Moreover, envelopes boost visibility and productivity thru establishing credibility and recipient trust. To draw attention, adding screened pictures or vibrant colors is a creative method worth to do.

Sizes – #10 Reg Envelope

Our service is not isolated to the Union Printers that we have above. We do various direct-mailing printing services, we even do print anything considered “unusual” by USPS® standards, such as parcels, containers, magnets and much more. Let us know what you have in mind and we can get it printed!

Need help with direct mail marketing?

Whether it’s to grow your business, raise funds, bring in new clients or spread awareness, we can help! We are your direct mail experts.