This document discusses four magazine publishing companies - Bauer Media, IPC Media, Immediate Media, and Development Hell. Bauer Media produces both mainstream and niche magazines, targeting a wide variety of audiences. As Europe's largest privately owned publisher, it owns 300 magazines across 15 countries. IPC Media also produces both mainstream and niche magazines, targeting audiences through publications like Rugby World and Gardening. Immediate Media focuses on magazines for families and children, as well as specialist audiences. Development Hell solely produces the dance music magazine Mixmag, targeting a younger audience interested in that genre.