Noga Rosenthal

General Counsel, Chief Privacy Officer

As Ampersand’s Chief Privacy Officer and General Counsel, Noga Rosenthal is responsible for guiding the company’s privacy and legal initiatives; she holds deep expertise in the development and implementation of comprehensive privacy programs.

Noga previously served as Chief Privacy Officer at Epsilon where she led the company’s worldwide privacy, compliance and regulatory activities. Prior to Epsilon, she served as General Counsel and Vice President for Compliance and Policy for the Network Advertising Initiative (NAI), running its compliance program and ensuring that member companies delivered on the promise of self-regulation for interest-based advertising. Furthermore, she also led global legal affairs for WPP’s Xaxis, a pioneering programmatic digital media business, as SVP and General Counsel.

Noga is a member of the Women Leading Privacy Advisory Board of the International Association of Privacy Professional (IAPP) and the IAB Federal Privacy Working Group. She has also served on the IAPP’s Education Advisory Board and was an active member of the UK Data Protection Network, providing guidance on the General Data Protection Regulation. Noga also sat on the Advisory Board of the Digital Advertising Alliance, the Data Standards Committee of the Data and Marketing Association, the Legal Affairs Council and the Public Policy Council of the Interactive Advertising Bureau. She also served as co-chair of the Privacy Committee of the Mobile Marketing Association.

Noga received her bachelor’s degree in English and Political Science from Rutgers and a J.D. from Fordham Law School.

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Gerrit Niemeijer

Chief Technology Officer

As Ampersand’s Chief Technology Officer, Gerrit Niemeijer oversees the ongoing development of the company’s advanced TV advertising platform, including its unparalleled data and inventory resources and world class technology infrastructure.

For the past two decades, Gerrit has been one of the foremost architects in driving the development of the advanced television ecosystem, holding over 20 patents in the space. Gerrit was previously Chief Technology Officer and founding member of Visible World, where he won technical Emmy Awards and led the development of AudienceXpress, the first programmatic platform for buying linear TV.

Before Visible World, Gerrit was Vice President and Senior Project Manager at Philips, where he developed its digital set-top box platform and started a unit that integrated internet technologies into consumer electronics platforms, eventually launching Philips’ internet-enabled set-top boxes in the North America market.

Gerrit holds a master’s degree in computer science from the University of Twente in the Netherlands.

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Patty Keenan

Chief People Officer

As Chief People Officer at Ampersand Patty leads the Human Resources team. She and her team are focused on elevating the attraction and development of talent and building a culture that fosters both an equitable and inclusive environment for employees, as well as one that embodies Ampersand’s mission and values.

Prior to joining Ampersand, she was the head of the HR Business Partner team for AXA XL Reinsurance & the corporate functions. She was also a member of their Human Resources Leadership Team.

Patty has over 20 years of extensive experience in Human Resources including time at PepsiCo, where she held positions including Senior Director of Human Resources and Director of Talent Acquisition, as well as HR Manager at IBM. She also spent five years in Human Resources at Pricewaterhouse Coopers.

Patty holds a bachelor’s degree in finance from Siena College and an MBA with a concentration in human resources management from Iona College.

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Ari Turner

SVP, Sales Operations

As SVP, Sales Operations, Ari Turner oversees campaign management, account management, and pricing & planning at Ampersand, as well as strategic operations, inclusive of affiliate, agency and ad tech operations. Ari is responsible for all facets of Ampersand’s sales backroom, supporting the company’s multiscreen proposal and order management systems across linear, digital, streaming and addressable TV advertising.

Ari is a proven media and advertising executive with experience partnering with sales, product, operations, and finance to deliver consistent ad sales results across all platforms and screens. He has previously held positions in sales and sales operations at Fox Cable Sports and at AT&T/Directv.

In his most recent role at Xandr, Ari oversaw the corporate strategy group, helping to drive the advertising playbook for the Warner Media merger and integration. He also played an instrumental role in the acquisition of Appnexus by AT&T.

Ari holds an MBA from New York University Stern School of Business and spent his undergrad years at both Syracuse University and Duke University.

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Donna Morelli

SVP, Finance

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Justin Rosen

SVP, Data & Insights

Justin Rosen joined Ampersand in 2018, concurrent with the foundation of Ampersand’s Advanced TV practice. Since then, Justin has taken on leadership for all Data, Analytics, and Insights at Ampersand. His team manages the development of new and innovative uses of data in support of Ampersand’s mission to transform the TV industry to audience-based, multiscreen, and accountable. In his time with the company, he has led the implementation of Ampersand’s addressable data capabilities, established Ampersand’s Total TV and Incremental Reach solutions, and has advanced audience-first tactics and storytelling connected to Ampersand’s AND Platform. Justin also works alongside Ampersand’s MVPD owners and affiliates to ensure consistent methodology, data governance, and workflows. 
 
Justin received an MBA from New York University’s Stern School of Business, and a BA from Cornell University. 
 
Justin lives in South Orange, NJ with his wife and two sons. 

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