| Business | Phone |
| Flint Ink Corp 1010 Lockwood Dr, Houston 77020 | (713) 672-8319 |
| Kohl & Madden Printing Ink 3407 Navigation Blvd 100, Houston 77003 | (713) 692-7626 |
| Inx International Ink Co 8027 Blankenship Dr, Houston 77055 | (713) 686-7877 |
| Inx International Ink Co 85 Oates Rd, Houston 77013 | (713) 672-5670 |