Mitomel International
- Suppliers of sponges, towels and mops, and manufacturers of etching and lithographic presses, inking rollers, and blankets.
- http://www.mitomel.com/

Rostow and Jung Akua-Kolor
- Producer of water-based inks for intaglio and monotype printmaking. Tips on usage and an article called "Establishing A Baby Safe Studio".
- http://www.waterbasedinks.com/

Takach Press
- A full catalog of their collection of intaglio and lithographic printmaking supplies, including their own line of presses and press room equipment. They also have a gallery of works from around the world that were pulled on Tackach presses.
- http://www.takachpress.com/

Edward C. Lyon and Edward C. Muller
- Manufacturers of hand engraving and etching tools for printmaking, jewelers, and silversmiths. Catalogue of both their complete product lines, with photographs or detailed drawings of the tools.
- http://www.ecmuller.com/

The [Baren] Mall
- Features woodblock printmaking supplies, specializing in products for the traditional Japanese hanga techniques.
- http://barenforum.org/mall/

Graphic Chemical and Ink Co.
- Offers papers, inks, supplies and equipment for etching, lithography, block printing and screen printing. Includes a glossary of terms and a discussion forum.
- http://www.graphicchemical.com/

Rembrandt Graphic Arts
- Manufacturer and retailer for printmaking materials, hand presses, and supplies for etching, lithography, silk screen printing, relief printing and monotype, such as inks, papers, tools, and mordants.
- http://www.rembrandtgraphicarts.com/

McClain's Printmaking Supplies
- Specializes in relief materials including tools, wood, linoleum blocks, ink, paper, sharpening stones, gouges, and brushes.
- http://www.imcclains.com/

Cape Fear Press
- A non-toxic photo etching studio and distributor of Puretch, a high-resolution photopolymer etch resist for intaglio printmaking.
- http://www.capefearpress.com/

Nazdar Network
- Manufacturer of a wide variety of screen printing inks and chemicals. Features technical tips for individual products, Material Safety Data Sheet files, customer service and retail contacts.
- http://www.nazdar.com/