- All Fountain Pen
- Ancora 1919
- ASC Armando Simoni Club
- Bexley
- Aurora
- Benu
- Conklin
- Conway Stewart
- Cross
- Ferris Wheel Press
- Esterbrook
- Kaweco (LOG IN FOR SPECIAL PRICE)
- Laban
- Lamy
- Lamy Special Color
- Leonardo Officina Italiana
- Maiora
- Marlen
- Montblanc
- Montegrappa
- Monteverde
- Namiki
- Nettuno 1911
- Onishi Seisakusho
- Online
- Noodler's
- Opus 88
- Parker
- Pelikan
- Penlux
- PG Select
- Pilot
- Pineider
- Platinum
- Platinum (Casual Pens)
- Porsche Design
- S.T. Dupont
- Sailor
- Scribo
- Sheaffer
- Stipula
- Taccia
- TWSBI
- Visconti
- Wahl Eversharp
- Waterman
- All Fountain Pen Bottle Inks
- Ink color
- Troublemaker Inks
- Taccia
- 3 Oysters
- Aurora
- Colorverse
- Diamine
- Diamine Blue Edition
- D Atramentis
- Ferris Wheel Press
- J Herbin
- Kyoto Ink
- Krishna Inks
- KWZ
- Lamy
- Laban
- Montblanc
- Monteverde
- Montegrappa
- Noodler's
- Online
- Parker
- Pelikan
- Pilot
- Platinum
- Private Reserve
- Rohrer & Klingner
- Robert Oster
- Sailor
- Sailor Manyo Inks
- Sailor Ink Studio 100 Colors
- Sheaffer
- TWSBI
- Vinta
- Visconti
- Waterman
- Ancora 1919
- ASC Armando Simoni Club
- Bexley
- Aurora
- Benu
- Conklin
- Conway Stewart
- Cross
- Ferris Wheel Press
- Esterbrook
- Kaweco (LOG IN FOR SPECIAL PRICE)
- Laban
- Lamy
- Lamy Special Color
- Leonardo Officina Italiana
- Maiora
- Marlen
- Montblanc
- Montegrappa
- Monteverde
- Namiki
- Nettuno 1911
- Onishi Seisakusho
- Online
- Noodler's
- Opus 88
- Parker
- Pelikan
- Penlux
- PG Select
- Pilot
- Pineider
- Platinum
- Platinum (Casual Pens)
- Porsche Design
- S.T. Dupont
- Sailor
- Scribo
- Sheaffer
- Stipula
- Taccia
- TWSBI
- Visconti
- Wahl Eversharp
- Waterman
- Ink color
- Troublemaker Inks
- Taccia
- 3 Oysters
- Aurora
- Colorverse
- Diamine
- Diamine Blue Edition
- D Atramentis
- Ferris Wheel Press
- J Herbin
- Kyoto Ink
- Krishna Inks
- KWZ
- Lamy
- Laban
- Montblanc
- Monteverde
- Montegrappa
- Noodler's
- Online
- Parker
- Pelikan
- Pilot
- Platinum
- Private Reserve
- Rohrer & Klingner
- Robert Oster
- Sailor
- Sailor Manyo Inks
- Sailor Ink Studio 100 Colors
- Sheaffer
- TWSBI
- Vinta
- Visconti
- Waterman
Troublemaker Inks
Troublemaker Inks born in the Philippines and handmade with love. Offering an artisanal alternative to contemporary fountain pen inks. Everything from the mixing, bottling, and packaging is done by hand.