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Get in Touch with Protagonist Therapeutics

Thanks for your interest in Protagonist Therapeutics. We are a global company based in Silicon Valley and Brisbane, Australia. We look forward to connecting with you.

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Corporate Headquarters 

Protagonist Therapeutics Inc.

7707 Gateway Boulevard, Suite 140, Newark, CA 94560-1160 USA

+1 510 474 0170

[email protected]

Protagonist Pty Ltd

306 Carmody Road 

St Lucia, Brisbane 

Qld 4072, Australia

+61 (7) 3346 2975

+61 (7) 3346 2379

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