highperformr logo

John DeMartino

Director of Incident Management, Clover
Atlanta Metropolitan Area,United States
Find John DeMartino's Email
Find John DeMartino’s Phone

John DeMartino's Overview

Total Experience28 years
CompanyClover
CountryUnited States

John DeMartino is a highly experienced executive in the digital marketing and advertising technology sectors. He is best known for his tenure as the Chief Executive Officer of Conversant, LLC (formerly ValueClick, Inc.), where he led the company's transformation into a leader in personalized digital marketing. Under his leadership, Conversant focused on leveraging data and technology to create individualized marketing experiences across various devices and channels. Prior to becoming CEO, he held other significant roles within ValueClick, including President. After Conversant's acquisition by Epsilon (and subsequently Publicis Groupe), DeMartino continued to play a key role, including serving as President of Epsilon Digital Media Solutions. His expertise encompasses digital media strategy, data-driven advertising, company scaling, and M&A integration.

Professional Summary

John DeMartino's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:

Clover - Director of Incident Management (2023 to Present)
GE Digital - Information Technology Operations Manager (2017 to 2019)
NetApp - Field Services Engineer (2013 to 2016)
Arrow Electronics - PSE Professional Service Engineer/Field Service Engineer NetApp (2011 to 2015)
WEBHOUSE INC. - Professional Services Engineer (Netapp) (2006 to 2011)

Notable Achievements

CEO of Conversant, LLC

Successfully led Conversant (formerly ValueClick) as its CEO, spearheading its strategic shift towards personalized digital marketing and driving significant growth.

Transformation of ValueClick to Conversant

Orchestrated the rebranding and strategic repositioning of ValueClick to Conversant, focusing on data-driven, personalized advertising solutions.

Leadership through Acquisition

Guided Conversant through its acquisition by Epsilon and later its integration into Publicis Groupe, ensuring continuity and strategic alignment.

President, Epsilon Digital Media Solutions

Served as President of Epsilon's Digital Media Solutions, leveraging Conversant's capabilities within the larger Epsilon and Publicis Groupe ecosystem.

Pioneer in Programmatic and Personalized Advertising

Championed the development and adoption of advanced programmatic advertising technologies and personalized marketing at scale throughout his career.

Educational Background

Bachelor's degree, Business Administration, Management and Operations

Western Connecticut State University - Year 1993

Buying Intent Signals for John DeMartino

Highperformr Signals uncover buying intent and give you clear insights to target the right people at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance

Company Overview

Clover
Total employees2500
HeadquartersSunnyvale
Founded2012

Clover Network, Inc. provides integrated point-of-sale (POS) hardware and software solutions designed for small and medium-sized businesses. Its platform enables merchants to accept various payment types, manage inventory, track sales, run customer loyalty programs, and streamline overall business operations. Clover offers a range of devices, from handheld units to full countertop systems, and a cloud-based platform with an app market, allowing businesses to customize functionalities to their specific needs. It is a subsidiary of Fiserv.

Clover Funding Information
not applicable - Total Funding Raised
not applicable - Most recent funding amount
not applicable - Number of funding rounds
not applicable - Latest funding round
Lead Investors:
Fiserv (Parent Company, acquired First Data which launched Clover)
KKR (Key investor in First Data prior to Fiserv acquisition)

Highperformr's free tools for company research

Find contact info

Get verified emails, phone numbers, and LinkedIn profile details

Find similar contacts

Discover contacts with similar roles, seniority, or companies

Perform deep contact research

Uncover insights like skills, work history, social links, and more

Discover, research and enrich contacts with Highperformr — Smarter, Faster

Explore contacts in-depth — from verified emails and phone numbers to LinkedIn activity, job changes, and more — all in one powerful view.

Highperformr AI helps you surface the right people and enrich your CRM with live, accurate contact insights so your teams can connect faster and close smarter.

  • Track signals like job change, promotion, and LinkedIn activity
  • Enrich contacts with verified email, phone, and social data instantly
  • Automate enrichment and updates with powerful workflows
  • Sync enriched contact info directly into your CRM and tools

Thousands of contacts — including decision-makers, influencers, and ICP matches — are just a search away.

Thousands of companies, including, are just a search away.