← All startups

Sierra
At Sierra, we’re creating a platform to help businesses build better, more human customer experiences with AI. We are primarily an in-person company based in San Francisco, with growing offices in Atlanta, New York, London, Paris, Madrid, Munich, Singapore, Japan, and Sydney.
Latest round$950.0M · VentureMay 4, 2026
Team31
NameLocationLinksContact
Bret Taylor
Co-Founder
San Francisco, California, United States
—
Clay Bavor
Co-Founder
Mountain View, California, United States
—
Brent Hoffmann
Sales Director
—
—
Daniel Shimkovitz
Sales Director
—
—
Faith Parisi
Sales Director
—
—
Jonathan Permetti
Sales Director
—
—
Josephine Lee
Sales Director
—
—
Keeyan Ghazanfarpour
Sales Director
—
—
Mark Newland
Sales Director
—
—
Rishi Mandal
Head of Platform Product
San Francisco, California, United States
—
Sue Young
Head of Agent Product
San Francisco, California, United States
—
Suguru Nakashima
Sales Director
—
—
Zac Ticehurst
Sales Director
—
—
Zack Reneau-Wedeen
Head of Product
San Francisco, California, United States
—
Arlo Guneratne Bryer
Agent Engineering Manager
London Area, United Kingdom
—
Beth Nakamura
Agent Engineering Lead
San Francisco, California, United States
—
Isaac Gateño
Agent Engineering Lead
San Francisco, California, United States
—
Shantanu Kumar
Agent Engineering Manager
San Francisco Bay Area
—
Keshav Swarup
Product Manager
—
—
Lucas Chan
Agent Product Manager
Palo Alto, California, United States
—
Niles Lawrence
Agent Product Manager
—
—
Rob Tung
Agent Product Manager
United States
—
Shinri Kamei
Product Manager
—
—
Tsvi Tannin
Agent Product Manager
New York, New York, United States
—
Víctor Cots Hernández
Agent Product Manager
—
—
Aprameya Ramesh
Talent
—
—
Jonathan Millard
General Counsel
San Francisco, California, United States
—
Victoria Wong
Deputy General Counsel
San Francisco, California, United States
—
Natalie Swallow
Associate General Counsel
United Kingdom
—
Swathi P.
Agent Engineering Manager
San Francisco Bay Area
—
Peter W.
Agent Product Manager
—
—