In scientific research, "serum media" refers to growth environments for cell cultures.

There are several independent companies operating under this name:

While not a "media" company, is a widely famous wavetable synthesizer by Xfer Records . Because it is a staple of modern "media" production (film scores, video games, and electronic music), many wikis exist for it:

It allows producers to create high-quality sounds from scratch using visual wavetables.