![]() Sound United Sound United is an audio equipment maker that owns Polk Audio and Definitive Technology speaker brands. | ![]() JBL Professional JBL Professional is a division of Harman Professional that develops and manufactures audio solutions. | |||
Founding Date | Founding Date 1925 | Founding Date 2014 | Founding Date 1946 | Founding Date 1993 |
Type | Type Private | Type Subsidiary | Type Subsidiary | Type Public |
Tags | ||||
Locations | Locations Stamford, US HQ | Locations Guangzhou Shi, CN HQ Hong Kong, HK Ota City, JP Altrincham, GB Cupertino, US | ||
Employees | Employees 2,1591% increase | Employees 2151% increase | Employees 2,0023% increase | Employees 9,63084% increase |

Sound United is an audio equipment maker that owns Polk Audio and Definitive Technology speaker brands.
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JBL Professional is a division of Harman Professional that develops and manufactures audio solutions.
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GGEC (also known as Guoguang Electric) is an electronic component manufacturing company.
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