Marken: I
- Inpatient Press
- Inpress Books
- Input Verlag
- Insa Turbo
- Insan Yayinlari
- Insanity North Press
- Inse-EU
- Insect Trust, The
- Insekten Kult
- Insektenhaus
- Insektenhaus-Verlag
- Insel Verlag
- Insel Verlag Anton Kippenberg GmbH & Co. KG
- Insel Verlag GmbH
- Insenf
- Insight
- Insight Editions
- Insight Editions Gift
- Insight Kids
- Insight Publica
- Insights
- Insium
- Insomnium
- Inspirators
- Inspire
- Inspired Media Verlag
- Inspired Mind
- Inspiriert-Sein
- Inspyre
- Instagator
- Instant Apostle
- Instant Pot
- Inster
- Instinct
- Institut Esthederm
- Institut der deutschen Wirtschaft Köln Medien GmbH
- Institut f. Rechysche Int
- Institut f.Zeitgeschichte
- Institut f.sprachl.Bildu
- Institut für Theologie und Politik
- Institute of Economic Affairs
- Institute of Physics Publishing
- Institution of Engineering & Technology
- Institution of Engineering and Technology
- Instituto Monsa de Ediciones
- Int. Schule Gold. Rosenkr
- Intact
- IntechOpen
- Integral
- Integral Publishers
- Integral Yoga Publications
- Integrated Musician's Press
- Integrity
- Intel
- Inteli-gents
- Intelibooks
- Intellect
- Intellect Books
- Intelligent Fluids
- Intellinet
- Intenso
- Intenso International
- Inter Action
- Inter Turbo
- Inter-Tech
- Inter-Varsity Press
- InterActions
- InterKontinental
- InterVarsity Press
- Interbios
- Intercable Tools GmbH
- Interconnections Verlag
- Intercopy
- Interdictum Verlag
- Interheat
- Interkabel
- Interkart Verlag
- Interkultura Verlag
- Interlac
- Interlink Publishing Group Inc
- Intermax
- Intermedia Edizioni
- Intermediate Technology Publications
- Internal Bleeding
- International College of Human Nutrition and Functional Medicine
- International Human Relations Consultants
- International Jewelry Publications,U.S.
- International Jewelry Pubs
- International Marine Publishing Co
- International Music Company
- International Paper
- International Polar Institute
- International Travel Maps
- InternetXDoll
- Internormen
- Interpet Publishing
- Interphone
- Interpol
- Intersentia Ltd
- Intersentia Publishers
- Intersport
- Interstar
- Interstuhl
- Intertech
- Interweave Press Inc
- Intesis
- Intex Easy
- Inti Creates
- Intimidea
- Intipalka
- Intolerants, The
- Intra Lighting
- Intratuin
- Intuit Inc.
- Intuitive Living Publishing
- Intveld, James
- InuYasha
- Inuit Verlag
- Inuovo
- Inuteq