Ilana Casser Takes Leadership Role as EVP of Growth at Assembly in North America

Ilana Casser Appointed Executive Vice President of Growth at Assembly in North America

On April 8, 2025, Assembly, a prominent global media agency, announced the appointment of Ilana Casser as the Executive Vice President of Growth for North America. Based out of New York City, Casser will report to Pele Cortizo-Burgess, the Global Chief Strategy Officer.

In her new role, Casser is set to spearhead business development efforts throughout the North American region, focusing on the expansion of the agency's client portfolio and driving strategic growth initiatives. This appointment comes at a pivotal moment for Assembly, as they aim to enhance their market presence and establish long-term momentum in an ever-evolving media landscape.

Jill Kelly, the CEO of Assembly North America, expressed her enthusiasm for Casser’s arrival, stating, "I’m thrilled to welcome Ilana to Assembly. She possesses the clarity, energy, and commercial understanding necessary to help businesses excel. Fueling growth is a core aspect of our agency's mission—Ilana will play a key role in helping us achieve this for our clients and our agency."

Casser brings a wealth of experience, with over 20 years in the marketing and media sectors. Her previous leadership roles at renowned agencies such as OMG, Initiative, and 360i have equipped her with the insights necessary for blending data-driven strategies with creative concepts. Known for driving business development initiatives across various industries, she has built a reputation as a trusted partner among clients and teams.

Reflecting on her new position, Casser stated, "Assembly's bold proposition to uncover transformative opportunities for client growth resonates deeply with me. The agency is dedicated to enhancing brand performance while crafting experiences across various domains, from media to activation and digital content. Joining at such a dynamic time, I look forward to collaborating with Pele, Jill, and our remarkable team to shape the future of growth within Assembly."

This strategic hiring marks a notable shift for Assembly, particularly as Jessie Mamey transitions into the role of EVP, Assembly Lead, with an emphasis on a portfolio of high-potential clients that focus on performance-driven strategies. This reorganization showcases the agency's commitment to prioritizing agility, focus, and opportunity within specific sectors and geographic markets.

Effective immediately, Casser's role signifies a strategic step forward as Assembly continues its mission to integrate data, creativity, and technology in its service offerings. The agency operates with a robust framework powered by its proprietary operating system, STAGE, supplemented by a global team of over 2,300 professionals across 35 offices.

As a strong advocate for social and environmental responsibility, Assembly leads in these areas, underscoring its commitment to purpose-driven marketing within the industry. As a proud member of Stagwell (NASDAQ: STGW), a network designed to revolutionize marketing practices, Assembly strives to set new standards for excellence while championing compelling brand narratives that drive performance.

For further insights about Assembly and its ongoing initiatives, please visit assemblyglobal.com.