CEO & Executive Email Contacts in San Francisco, California — Verified 2026

RG

Rafael Gomez-Sjoberg

Chief Technology Officer

Chan Zuckerberg Biohub

San Francisco, California research

r****@czbiohub.org Unlock

SV

Sunita Verma

Chief Technology Officer

Character.AI

San Francisco, California information technology & services

s****@character.ai Unlock

B

Bruce

CTO

Chasing Unicorns

San Francisco, California information technology & services

b****@unicorns.co Unlock

RP

Robert Polizzi

President/CEO

CHC Hydro

San Francisco, California construction

****@****.com Unlock

JK

John Krzywicki

Chief Executive Officer

Checkerspot

San Francisco, California research

j****@checkerspot.com Unlock

SJ

Sandeep Johri

CEO

Checkmarx

San Francisco, California computer & network security

s****@gmail.com Unlock

MG

Marcelo Gracietti

CEO

Cheesecake Labs

San Francisco, California information technology & services

g****@cheesecakelabs.com Unlock

KS

Kim Spalding

CEO

Cheetah

San Francisco, California food & beverages

k****@kimelo.com Unlock

KD

Khoi Do

Chief Technology Officer

Cheetah

San Francisco, California food & beverages

k****@gmail.com Unlock

RM

Ray Martino

Chief Operating Officer

Chef Robotics

San Francisco, California information technology & services

r****@chefrobotics.ai Unlock

KN

Kianoosh Naghshineh

President, CEO

Chelsio Communications

San Francisco, California computer networking

k****@chelsio.com Unlock

JV

Jamie Viggiano

CMO & Heads of Ops

Chemistry

San Francisco, California venture capital & private equity

j****@chemistry.vc Unlock

CC

Catherine Chen

CEO

CHEN&CO.

San Francisco, California medical devices

c****@gmail.com Unlock

CC

Constance Chapman

Chief Executive Officer