About Us

Throndsen Lettering Inc. is a promotional company specializing in decorated apparel, letter jackets, chenille and advertising specialty items. Providing decorated active wear and promotional products for individuals, organizations, schools, and businesses since 1963, Throndsen Lettering Inc. began by offering chain stitch embroidery and sewing tackle twill on uniforms. Screen printing was added in 1974. To better serve our customers, the business relocated to 4375 Milton Ave. in Janesville, Wisconsin in 1990. In 1992, computerized embroidery equipment was implemented. In 1993, DeLong letter jackets were added to our line of active wear. We added chenille to our line of in-house decorating offerings in 2005.

Our commitment to quality and to providing the best service possible to our customers is the foundation of our business. Our in-house capabilities allow us to provide prompt and timely service to our customers. Throndsen Lettering Inc continues to grow and improve, offering our customers the latest in decorated apparel and promotional products.


Look great – people notice. We have extensive experience and will professionally assist you with your decorated apparel needs. We have many brands available, brands that you know and trust, including USA made and Union made products. Enjoy knowing that you look and feel great, while promoting your business, organization, or school.

Advertising Specialties

As a member of the Advertising Specialty Institute (ASI) and Promotional Products of WI (PPAW), we have access to a wide variety of promotional products and ideas. Using these resources and our experience, we can assist you in delivering an effective and successful promotion.

Whether you are trying to attract new customers, recognize existing customers, motivate employees, or improve your image – we can help.

Services We Provide

  • Logo and Graphic Design
  • Custom Products
  • Employee Recognition
  • Safety Products / Programs
  • Special Event Recognition
  • Apparel Programs
  • Company / School Store Programs