Patrick O'Brien, POB, is a modular synth performer who started his modular synth journey in LA and currently resides in Washington, DC. He started the Modular on the Mall concert series in 2021 on the National Mall in DC and is part of the DC Modular Society.

You may also have seen some of his demo videos for Noise Engineering. POB has performed all over the US in the cities of New York, Los Angeles, San Francisco, Philadelphia, Boston, San Diego, Denver, St. Louis, Chicago, New York, and Washington, DC.