ILANA CASSER JOINS ASSEMBLY AS EVP, GROWTH NORTH AMERICA

Rhea-AI Summary

Assembly, a global media agency, has appointed Ilana Casser as Executive Vice President of Growth for North America, effective immediately. Based in New York, Casser will report to Global Chief Strategy Officer Pele Cortizo-Burgess, leading business development efforts across the region.

With over 20 years of experience in marketing and media, including senior roles at OMG, Initiative, and 360i, Casser will focus on accelerating Assembly's growth through client portfolio expansion and shaping the agency's go-to-market strategy. Her appointment comes as Jessie Mamey, the previous growth lead, transitions to EVP, Assembly Lead, overseeing performance-driven clients.

The restructuring reflects Assembly's evolved operational structure, designed to enhance focus and agility through sector-and geography-based Assemblies. Casser's expertise in blending data, creativity, and strategy aligns with Assembly's proposition to drive growth through brand performance and experience building.

Positive

• Strategic hire with over 20 years of industry experience
• Organizational restructuring to enhance operational efficiency
• Expansion of leadership team to drive growth initiatives

Negative

• None.

NEW YORK, April 8, 2025 /PRNewswire/ -- Assembly, a leading global media agency, today announced the appointment of Ilana Casser as Executive Vice President of Growth for North America. Based in New York, Casser reports to Global Chief Strategy Officer, Pele Cortizo-Burgess. 

In her new role, Casser will lead business development efforts across the region, focusing on accelerating Assembly's growth through the expansion of its client portfolio – playing a critical role in shaping the agency's go-to-market strategy and driving long-term momentum across North America.

"I'm so excited to welcome Ilana to Assembly," said Jill Kelly, CEO, North America. "She brings the kind of clarity, energy, and commercial instinct that helps businesses break through. Fueling growth is a key part of our agency proposition—and Ilana will be a powerful force in helping us do just that for our clients and for our agency." 

Casser brings over two decades of experience in marketing and media, with senior leadership roles at agencies including OMG, Initiative, and 360i. Known for her ability to blend data, creativity, and strategy, she has led business development and growth initiatives across a broad range of industries, earning a reputation as a trusted partner to both clients, teams and intermediaries.

"Assembly's bold, proposition to find the change that fuels growth for clients resonates with me," said Casser. "The agency is doubling down on brand performance and building experiences that enable this across the board – from media to activation, digital shelf to content.  I'm excited to join at such a dynamic time and to help shape the future of growth and its contribution to Assembly alongside Pele, Jill, and the incredible team already in place."

Jessie Mamey, who previously led growth in North America, has transitioned into the role of EVP, Assembly Lead, focused on a portfolio of high-potential, performance-driven clients. Her transition reflects the agency's evolved operational structure—purposefully designed to drive greater focus, agility, and opportunity through sector-and geography-based Assemblies.

Casser's role is effective immediately.

ABOUT ASSEMBLY 
 Assembly is a leading global omnichannel media agency that merges data, talent, and technology to catalyze growth for the world's most esteemed brands. Our holistic approach weaves together compelling brand narratives with a comprehensive suite of global media capabilities, driving performance and fostering significant business expansion. Our initiatives are powered by STAGE, our proprietary operating system, and executed by a dedicated global team of over 2,300 professionals across 35 offices worldwide. Committed to purposeful action, Assembly leads the way in social and environmental impact within the agency realm. As a proud member of Stagwell (NASDAQ: STGW), the challenger network designed to revolutionize marketing, Assembly continues to set new standards of excellence. For more information, please visit assemblyglobal.com.

PR Contact
Mariana Delacqua
mariana.delacqua@assemblyglobal.com

View original content to download multimedia:https://www.prnewswire.com/news-releases/ilana-casser-joins-assembly-as-evp-growth-north-america-302423477.html

SOURCE Assembly

FAQ

What is Ilana Casser's new role at Assembly and what are her responsibilities?

Ilana Casser is appointed as Executive Vice President of Growth for North America, leading business development efforts and focusing on expanding Assembly's client portfolio while shaping the agency's go-to-market strategy.

What is Ilana Casser's professional background and experience?

Casser brings over 20 years of experience in marketing and media, having held senior leadership roles at agencies including OMG, Initiative, and 360i, with expertise in blending data, creativity, and strategy.

What changes are happening in Assembly's organizational structure?

Assembly is implementing an evolved operational structure based on sectors and geography, with former growth lead Jessie Mamey transitioning to EVP, Assembly Lead for performance-driven clients.

Who does Ilana Casser report to in her new role at Assembly?

Ilana Casser reports to Pele Cortizo-Burgess, Global Chief Strategy Officer, while being based in New York.