Naper Industrial Supply
- Medical stethoscopes and instruments.
- http://www.naperstethoscopes.com

Prairie Engineering Consulting
- Engineering consulting firm specializing in the development of off-highway equipment and other medium- to low-volume vehicles.
- http://www.prairieengineering.com/

Frieders Farm
- Grows corn, non-GMO identity preserved soybeans, food-grade tofu beans: Describes the company, products, services and crop availability.
- http://www.friedersfarm.com/

Eby-Brown Co.
- Headquarters for national wholesale distributor of convenience store products. Features company profile, locations, and contacts.
- http://www.eby-brown.com/

Institute of Packaging Professionals
- The IoPP is a non-profit, trade organization for the packaging industry. Features include certification programs, industry news, surveys, conferences, workshops and seminars, memberships, and contacts.
- http://www.iopp.org/

Sourcebooks Inc.
- Independent publisher of five imprints: general nonfiction, fiction, romance and relationship books, and humor, along with consumer legal self-help through the Sphinx Publishing division. Online ordering, and featured authors are provided.
- http://www.sourcebooks.com/