Jack O'Brien - Email & Phone Number

Director of Product Marketing at Mattermost

Jack O'Brien is based out of Menlo Park, California, United States and works at Mattermost as Director of Product Marketing.

Jack O'Brien's Contact Information

Jack O'Brien's Personal email

j*****@gmai***.com

Valid

Latest update

October 25, 2025

Location

Menlo Park, California, United States

Jack's current employer

Mattermost

Description

Mattermost is a secure collaboration platform. Trusted, flexible, workflow-centric and fully integrated with the tools you love.

Website

mattermost.com

HQ Location

Palo Alto, California, United States

Number of employees

51-200

Industry

Software Development

Latest update

April 30, 2024

Read about Mattermost

Frequent questions about Jack O'Brien

What company is Jack O'Brien working for?

Jack O'Brien works for Mattermost.

What is Jack O'Brien's function at Mattermost?

Jack O'Brien is Director of Product Marketing at Mattermost.

Where is Jack O'Brien based?

Jack O'Brien is based out of Menlo Park, California, United States.

What is Jack O'Brien's personal email address?

Jack O'Brien's personal email address is j*****@gmai***.com

Who are Jack O'Brien's co-workers?

Jack O'Brien's colleagues are Amy Nicol, Ian Tien, Corey Hulen, Brent Fox, Gabriel Jackson, Richard Pidgeon, Natalie Jew, Steve Green, Linda Dalenberg, Nirosha Ruwan, Timothy Quock, Joram Wilander, Ian Tao, Amanda Cheong, Jeff Benanto, Todd Jordan, Martin Kraft, Melissa Warner, Saturnino Abril, Maria Nuñez, Paul Harrison, Jason Blais, Scott Bishel, Jesse Hallam, Elias Nahum, Jackie Davis, Daniel Schalla, Elad Rosenberg, Kris Croft, Jim Ketaily, Ashley Dotterweich, Andrew Brown, Guillermo Vayá, Kevin Fayle, Bruce Gagnard.

Jack's co-workers

Amy Nicol

Senior Executive Assistant to CEO

RVP of Customer Success

Gabriel Jackson

Cloud Platform Engineering Lead

Regional VP - Americas

Linda Dalenberg

Vice President, Corporate Controller

Nirosha Ruwan

Vice President - Legal

Timothy Quock

Vice President Finance

Joram Wilander

Director of Engineering, Product

Ian Tao

Lead Product Manager

Amanda Cheong

Director of Product Marketing

Jeff Benanto

Interim Head of Marketing and Director, Corporate Marketing

Todd Jordan

Lead Technical Support Engineer

Martin Kraft

Lead Engineer

Melissa Warner

Senior Director, Global Sales Operations

Saturnino Abril

Software Engineering Lead

Maria Nuñez

Senior Engineering Lead

Paul Harrison

Senior Security Engineering Lead

Jason Blais

Director of Program Management

Scott Bishel

Lead Software Engineer - Enterprise

Jesse Hallam

Senior Engineering Lead, Senior Software Design Engineer

Elias Nahum

Lead Software Developer

Jackie Davis

Director of Growth Marketing

Business Development Team Lead

Jim Ketaily

Director Sales Operations

Ashley Dotterweich

Head Of Content

Andrew Brown

Head of Product Design

Guillermo Vayá

Engineering Lead

Kevin Fayle

Director, Marketing Operations and Analytics

Bruce Gagnard

Director Of Worldwide Business Development

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