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Above all, we are a service-based company dedicated to meeting the needs and expectations of our clients. And nobody understands that more than our leadership team. 

Though coming from diverse backgrounds and offering a range of specific expertise, each member’s role is remarkably similar: ensuring that your GES experience is everything you expected it to be. Anywhere in the world. And every time we work together.

Jay Altizer

Steve Moster | President

Steve creates an environment that fosters collaboration and teamwork, allowing the executive teams to draw on their experience and provide new ideas for our clients. His strong vision for GES creates a solid foundation for our team to find innovative ways to serve all our clients’ needs, no matter where they are in the world. All of which means you’ll have the service and insight you need for a better event, year after year.

Jay Altizer

Wendy Gibson | Chief Marketing Officer, Global Marketing

Wendy is an accomplished leader with 25 years of experience leading marketing for fast-paced, high-growth companies. She’s passionate about global brand and marketing strategies and has an unwavering focus on voice of the customer. As Chief Marketing Officer, Wendy manages a global team including branding, digital marketing, demand generation, lead generation, line-of-business marketing, corporate marketing, social and digital strategies, client services and exhibitor services.

Jay Altizer

Jeff Stelmach | Global President Brand Experiences

Jeff brings 30+ years’ leadership experience in growing some of the most successful agencies in the experiential marketing space. He has a proven track record in starting and building successful top-tier agencies with strong company cultures, including Mosaic, Opus, Geometry, and EMI. His top priority is serving global brands in elevating their experiential marketing strategies, and bringing their visions to life by connecting their brands with target audiences in impactful and memorable ways. He has worked with some of the biggest brands in the business including Samsung, Coca-Cola, Anheuser-Busch, and Oracle. Jeff is one of two people in the world to win the coveted Grand Ex Award for the best experiential marketing campaign of the year—twice.

Jay Altizer

Ian Dunhill | Executive Vice President, Finance

Ian is an experienced global financial executive with a record of accomplishment in providing exceptional value in driving strategy and operating performance across all aspects of a business. He brings extensive financial expertise that has led to many successful simplification and process improvement initiatives within several finance functions. Ian also has extensive knowledge in international finance and business expertise in numerous industry sectors including public and private companies.

Jeff Quade

Jeff Quade | Executive Vice President, Exhibitions

As leader of the Exhibitions team, Jeff’s top priority is to deliver solutions that allow clients to successfully produce great shows. With more than 30 years of experience in the exhibition and event industry, he brings a deep understanding of what works and what doesn’t and applies it to help his clients exceed their objectives.

Wendy Gibson

Vin Saia | Executive Vice President, Corporate Accounts

With over 30 years of experience in the face-to-face marketing industry, Vin knows what it takes for our clients to be successful in the experiential marketing arena. Leading our Corporate Accounts team and encompassing all things experiential, Vin has a deep understanding of strategy, program management, creative, sales and operations. His teams create groundbreaking, engaging, face-to-face experiences that help ensure success for clients like Pfizer, Bell, Komatsu and Kraft Heinz.

Wendy Gibson

Jason Stead | Managing Director Exhibitions, EMEA

Jason has over 25 years’ experience in successfully building new revenue streams, growing and retaining clients, and launching products/services from concept to market creation. He joined GES in 2014 and held previous leadership positions at Nissan, EDF, Sky, ITV Emap and Asential. Jason brings a global perspective in driving strategy and operations combined with an outstanding ability to lead and develop high performing teams.

Michael Howe

Brent Milner | Executive Vice President ON Services, a GES company  

Since his start in 2005, Brent has been driving growth and success at ON Services with evolving responsibilities across operations, sales and marketing. Now, as Executive Vice President, he ensures that live event productions exceed client expectations. From general sessions that "wow," to breakout rooms that run smoothly and everything in between, Brent’s team delivers digital media services, audio visual technology and interactive systems that empower and engage attendees in a dynamic, immersive environment.


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