Leadership
Mario Diez
Mario Diez
CEO
Alex White
Alex White
COO

 

Arnon Brouner
Arnon Brouner
VP, R&D and Product
Michelle Feliciano
Michelle Feliciano
Global VP, Accounts & Revenue Operations
Alec Greenberg
Alec Greenberg
VP, Partnerships
David Simutis
David Simutis
VP, Product Marketing

Company Overview

Peer39 is the environmental intelligence company powering modern media buying. Independently authenticated signals help advertisers, agencies, platforms, and publishers understand what they're buying, evaluate media quality, and optimize every impression, across CTV, digital video, display, mobile, and social environments.

CAREER OPPORTUNITIES

A Peek into the Culture
Sko group shot Israel team outing Cannes 2026 Israel team outing 2 Leadership offsite POSSIBLE 2025 brand safety summit NYC team outing unboxed Vietnam team outing linkedin event vegas possible miami tao denver poland team
Milestones

Our Innovations

From its founding, Peer39 has led the way in contextual advertising.

2008

2010

First DSP Integration

2012

Acquired by Sizmek

2012

2014

Mobile targeting released

2018

Sentiment targeting released

2018

2019

Wholly independent, employee owned, nimble & committed to a customer-first approach

2020

 Launched Self-Serve UI for Planning, Building, & Managing Campaigns

2020

Q1 2021

Contextual Data Marketplace

Q1 2024

Analytics dashboard released

2025

Leading the industry in contextual targeting solutions