4x founder

Robby Walker

Founder, Stealth startup

Founder

Zenter· Winter 2007 🇺🇸 Mountain View, California, United States

in LinkedIn

2026Founder· Stealth (YC P26)

Founder · since 2007

Company

Stealth (YC P26)

Role

Founder

current

Stage

—

no public source

Raised

—

no public source

Based

San Francisco Bay Area

current

Founder / co-founder — the company's markEmployee / research role

Source: LinkedIn work history

Profile coverage5 of 7 · missing posts, contact

Zenter

Zenter is the gmail of slides

Winter 2007

Experience

Career

Stealth (YC P26)
Founder
Founder · San Francisco Bay Area · 2026 – Present
2026
Apple
Senior Director, Answers, Knowledge, and Information · Cupertino, CA · 2025
2025
Apple
Senior Director, Siri and Information Intelligence · 2022 – 2025
2022
Apple
Senior Director, Siri and Language Technologies · 2021 – 2022
2021
Apple
Senior Director, Siri Experience · Cupertino, CA · 2020 – 2022
2020
Apple
Director · Cupertino, CA · 2013 – 2020
2013
Mixin Capital
General Partner · 2007 – 2014
2007
Fitnio
Founder
Founder · San Mateo, CA · 2008 – 2013
2008
Cue
Co-founder
Cofounder and CTO · 2010 – 2013
2010
Google
Senior Software Engineer · 2007 – 2010
2007
Zenter
Founder
Founder · 2007
2007
Go Daddy
Junior Software Engineer · 2004
2004

Bio

Founder at fpo3. Previously founded Cue (YC W10, acquired by Apple) and Zenter (YC W07, acquired by Google). Spent 9 years at Apple as Senior Director leading Siri and Information Intelligence. 3x YC founder.