Harmonix Music Systems

The company's initial commercial products, such as Frequency and Amplitude, were critically acclaimed rhythm-action games that introduced the concept of gameplay on scrolling tracks of notes. However, Harmonix achieved mainstream and commercial success with the release of Guitar Hero in 2005. This title, which utilized a guitar-shaped peripheral, transformed the music game genre and became a cultural phenomenon. Following the success of Guitar Hero, the company developed the Rock Band series, expanding the experience to include drums and vocals, thereby creating a full-band simulation. This franchise solidified Harmonix's position in the market by offering a cooperative, social music gaming platform.

Harmonix's business model primarily revolves around the sale of video game software and proprietary instrument peripherals. Its client base consists of consumers in the global video game market, with titles released on major console platforms like PlayStation, Xbox, and Nintendo. The company's journey has included several corporate shifts; it was acquired by Viacom in 2006, later became an independent studio again in 2010, and was subsequently acquired by Epic Games in 2021. Under Epic Games, Harmonix has continued to contribute its musical expertise, developing experiences for Fortnite, such as the 'Fortnite Festival' mode, and creating music for other games within the Epic ecosystem.