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The Guitammer Company designs and distributes low frequency audio transducers worldwide. It offers various types of ButtKicker brand transducers, which provide vibration or low frequency audio effects; various models of amplifiers; wireless options; and accessories. The company's product portfolio comprises wireless ButtKicker kits and ButtKicker LFE Kits that are used in home theater and gaming applications; and ButtKicker Gamer2 for gaming and simulator use with video games for use in personal computers and game consoles with racing and flight simulators. Its products are also used in cinemas and industrial applications, as well as by musicians and professional audio technicians. In addition, the company provides ButtKicker Live! Broadcast technology, which enables haptic and tactile events broadcasting in addition to and distinct from a live broadcasts' audio and video. The Guitammer Company sells its products through independent manufacturers' sales representatives, dealers, and distributors. The company was incorporated in 1990 and is headquartered in Westerville, Ohio.

Koss Corporation, together with its subsidiaries, engages in the design, manufacture, and sale of stereo headphones and related accessories in the United States, the Czech Republic, Sweden, Canada, Korea, Republic of Belgium, Malaysia, and internationally. It offers high-fidelity headphones, wireless bluetooth headphones, wireless bluetooth speakers, computer headsets, telecommunications headsets, and active noise canceling headphones. The company sells its products through distributors, international distributors, audio specialty stores, the internet, national retailers, grocery stores, electronics retailers, and prisons under the Koss name, as well as private label. It sells its products to distributors for resale to school systems, as well as directly to other manufacturers. The company markets through domestic retail outlets and numerous retailers. It exports its products. Koss Corporation was founded in 1953 and is headquartered in Milwaukee, Wisconsin.

LRAD Corporation designs, develops, and commercializes directed sound technologies and products in North and South America, Europe, the Middle East, Africa, and Asia. It develops directed acoustic communication systems that focus sound over short and long distances. The company offers directional and omnidirectional acoustic systems and accessories. It offers Long Range Acoustic Device primarily for government, military, law enforcement, homeland and international security, private and commercial security, border security, maritime security, and wildlife preservation and control markets. The company was formerly known as American Technology Corporation and changed its name to LRAD Corporation in March 2010. LRAD Corporation was founded in 1980 and is headquartered in San Diego, California.

Provision Holding, Inc. focuses on the development and distribution of three-dimensional (3D) holographic interactive video displays primarily for advertising and product merchandising markets. The company's products include HoloVision displays and 3D Savings Center kiosks that offer advertisers and customers to reach captive audience in grocery stores, malls, convenience stores, gas stations, banks, and other retail locations. Its HoloVision displays are also used in education, medical, entertainment, and consumer applications. Provision Holding, Inc. has a strategic alliance agreement with Coinstar, LLC to develop and integrate HoloVision display systems into Coinstar's kiosks. The company is headquartered in Chatsworth, California.

Vantiva S.A. develops, creates, and delivers products and services for the media and entertainment sectors in France, the United Kingdom, rest of Europe, the United States, rest of Americas, and the Asia-Pacific. It operates through three segments: Technicolor Creative Studios, DVD Services, and Connected Home. The Technicolor Creative Studios segment offers high-end services to content creators, including visual effects and animation for features films, episodic series, advertising, video games, and other audiovisual content. The DVD Services segment replicates, packages, and distributes video game and music CD, DVD, and Blu-ray discs; and provides turnkey integrated supply-chain solutions comprising distribution, fulfillment, freight-brokerage, and transportation management services, as well as inventory management and related services. The Connected Home segment offers a portfolio of broadband and video customer premise equipment, including broadband modems and gateways, digital set-top boxes, and Internet of Things connected devices for Pay-TV operators and network service providers, as well as develops software solutions. The company was formerly known as Technicolor SA and changed its name to Vantiva S.A. in September 2022. Vantiva S.A. was incorporated in 1985 and is headquartered in Paris, France.