Walter De Brouwer (Dutch pronunciation: [ˈʋɑltər də ˈbrʌuər]; born May 9, 1957) is a Belgian-born businessman and semiotician.

He then published the cyberpunk magazine Wave, edited by Michel Bauwens and designed by Niels Shoe Meulman.

[23] De Brouwer is co-founder and former CEO of Scanadu, a company located at the NASA Ames Research Park in California.

[3] and Scanaflo, an at-home, full-panel urinalysis testing device designed to give consumers immediate information about their liver health, urinary tract infections, and other vitals.

[24] Scanadu was taken over by healthy.io (in 2020)[25] De Brouwer stepped down from CEO of Scanadu in April 2016 and became a co-founder (along with his wife, Sam de Brouwer) and the original CEO of doc.ai., a Palo Alto, CA-based artificial intelligence company with a focus on digital healthcare,[26] including an app to help patients manage and analyze health data.

[27] In 2020, he stepped down as CEO and was replaced by Sam De Brouwer (née Lounis); he stayed on with the company as chief scientific officer.

[28] Doc.ai was acquired in January 2021 by the Atlanta-based digital health company Sharecare, who brought Walter De Brouwer onto their board as chief science officer as part of the merger.