World Class Sound Design
JGrenn - Sound Design Leader Expert Veteran
JGrenn
with advanced expertise in all facets of audio & sound design, delivering proven best in class designs, generating multiple patents, and shipping all over the world.
![](https://www.johngrenn.com/wp-content/uploads/2024/03/sounddesignbg1.jpg)
JGrenn
in sound language development, sonic user interaction and sound design for manufactured products.
![](https://www.johngrenn.com/wp-content/uploads/2024/03/PD_Logo.jpg)
JGrenn
A nearly 10-year veteran of BlackBerry’s UX, Sound Design Department, special projects included working with Porsche Design on various BlackBerry/Porsche co-branded smartphones, Alfa Romeo on custom in-cabin automobile sounds and Hollywood on custom ringtones for A-list movie productions.
![](https://www.johngrenn.com/wp-content/uploads/2024/03/bb1.jpg)
![](https://www.johngrenn.com/wp-content/uploads/2024/03/obicposter.jpg)
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Contacts
ARTIST RIGHTS/CONTENT...
grennjohn67@gmail.com
Artist Management...
music@gavinpsmith.com