A better choice.

Made right here. The right way.

Gemini has worked for ever 50 years to become the leader in the wholesale manufacture of dimensional letters, logos and plaques.

We are successful because we hold ourselves to the highest of standards. We are a family-owned business that stays true to our small town values and principles of quality and service.

Duets by Gemini offers the industry’s fastest-growing selection of premium engraving and ADA substrates for the signage, award and recognition and engraving industries. With the industry’s leading partner network of distributors, most orders ship the same day.

Only the highest quality product leaves our plant. We manufacture 100% of our product in our state-of-the-art cleanroom manufacturing facility located in Cannon Falls, Minnesota allowing us to offer a better product:

  • Dust-free materials
  • Tightly-controlled color and finish uniformity
  • Consistently the flattest material

We stand behind everything that leaves our plant. And while it’s our name on the materials, we know it’s your name on the final product. That’s a responsibility we don’t take lightly.

Maintaining complete control in the industry's first Class 10,000 cleanroom.

All of our engraving and ADA substrates are produced in our cleanroom, 100%. These ideal conditions yield superior and consistently the flattest products with tightly-controlled color and finish uniformity.

  • 1/100th or less airborne particulate than found in standard room air
  • Positive pressure keeps dust, debris and other contaminants from entering the room
  • Climate-controlled environment automates temperature and humidity
  • Constant, precise airflow guarantees even product cooling

Now you have a better choice.

Clean Room


Duets by Gemini™ Introduces Three New Product Lines

February 11, 2021

Cannon Falls, MN – February 2021 – Duets by Gemini™, a leading brand in professional sign substrates, has announced the expansion of their successful Duets by Gemini product offering to include three completely new product lines: Duets® Selects is a multi-function substrate with superior flatness for one-pass laserability. This versatile, ultra-flat substrate delivers excellent results […]

View all news


There are no upcoming events at this time.