Addoox Your Partners
In Programmatic Advertising

The roots and history of Addoox and its founders are deep. In 2007, Alberto Esquenazi and Mariano Tesler founded Meta Network, a leading ad network that served over 2500 advertisers. In 2014, Addoox emerged as a powerful, machine-learning-based programmatic advertising solution.

 Addoox’s proprietary technology

Addoox’s proprietary technology, the Addoox media buying platform, powers real-time bidding across video, mobile, display and connected TV.  It combines our years of experience with top research and development and profoundly empowers our clients’ digital marketing campaigns.

Every aspect of our business is infused with a “programmatic” approach.  From the start, we utilize our clients’ data, targeting parameters and performance indicators to amplify ad performance across platforms, devices, locations and audience.  Our commitment is to deliver scalability across SSPs and exchanges, while upholding a new standard of brand safety and transparency in a clean digital environment.

 The Team

Mariano Tesler
COO & Co-Founder

Alberto Esquenazi
Chief of Product & Co-Founder

Mark Rappaport

Mariano Tesler

A 13 year veteran in the online and mobile advertising market, Mariano Tesler brings a strong focus on technology and creativity to improve results, grow sales and contribute to products.  Mariano is an active industry participant, sharing his expertise in RTB and programmatic advertising in several forums, expos and panels, and is part of the Technology Commission of the IAB Argentina.

Mariano holds a Master’s Degree from Bar-Ilan University in Commercial and Advertising Art.

Alberto Esquenazi

Alberto has over 10 years in the ad-tech industry. Born and raised in Mexico City, he is the former Co-founder and CEO of Meta Network and is a natural and impassioned entrepreneur. As CPO, Alberto believes in lean-startup modalities while always thinking about the foundations for a long- term winning strategy.  He brings his excellent learning skills to Addoox, as well as a substantial affinity for complex technological systems and natural multitasking.  Alberto is also a Crossfitter and proud father of three.

Alberto holds a Cum Laude M.Sc degree from the Technion in Israel and an engineering degree from the Ibero-American University in Mexico City.

Mark Rappaport

“Autodidact generalist with over a decade of hands-on cross-industry experience at all levels, from architecture and planning to feature branches; an everlasting curiosity is my main driver.”

Gustavo Markel
Chief Scientist

Yossi Cohen
Advisory Board

Alejandro Perelsztein
Advisory board

Gustavo Markel

Gustavo Markel’s role as Chief Scientist puts to use his vast experience implementing data mining projects in industries such as banking, insurance, automotive and health, in the areas of database marketing, fraud detection, credit scoring and risks assessment. A former consultant of IT projects in Sybase Argentina, he is a Professor of Data Mining in the Master of Data Mining & Knowledge Discovery program at the University of Buenos Aires (UBA) since 2008.  He has given several courses and lectures at universities and events such as, among others, the Argentinian School of Computer Science (ECI), Tortuato Di Tella University, Palermo University, National Technological University (UTN), University of el Salvador (USAL) and EXPO COMM Argentina and Buenos Aires Institute of Technology (ITBA).

Gustavo hold a Masters in Data Mining & Knowledge Discovery from the University of Buenos Aires (UBA).  He is also a Computer Engineer at the Buenos Aires Institute of Technology (ITBA).

Yossi Cohen

With 15 years of experience in technology and product management, Yossi is a known expert in architecting large scale software systems.  He previously co-founded 3Base Group (a web development shop acquired in 2012) and Quicklizard (a B2B E-commerce company). In addition to his contributions at Addoox, he consults companies on mergers and acquisitions.  

Alejandro Perelsztein

In his daily practice at the law firm of Bruchou, Fernandez, Madero & Lombardi (BFM&L) Alejandro advises banks, private equity funds and corporations in local and international capital markets transactions, bank lending, aircraft finance and project financing. He has participated in a significant number of transactions involving debt securities of all types and equity offerings, as well as in regulatory matters. International Financial Law Review has recognized him as one of the leading lawyers in his field of practice in the Argentine legal sector.


September 13, 2017
Come meet us at DMEXCO in Cologne, Germany!  To set up a meeting, send us an email to


There are currently no open positions, but we welcome your interest in joining our dynamic team.
Please send a CV to