Meet Our Executive Team

Christoffer Ellehuus

Chief Executive Officer

Christoffer Ellehuus is CEO of Strategy Execution. He joined Strategy Execution in June 2018 and oversees the strategic direction and global operations of the Arlington, Virginia-based company.

During his career, Christoffer was the Practice and Product Leader of CEB’s HR Practice and Head of CEB’s HR Practice Business in EMEA out of London. He was also Global Head of New Product Development at CEB where he led the development and successful market launch of several new product platforms as well as the integration of several acquired technology businesses in the human capital services space. After the acquisition of CEB by Gartner, he was the Market Leader and Head of Sales of Gartner’s HR membership, assessment and HR analytics businesses.

A native of Denmark, Christoffer currently lives in the Washington, DC area and is based in our Arlington, Virginia head office. 

 
 

Matthew Ansbro

Chief Commercial Officer

Matthew is responsible for Sales and Client Service in the Americas and EMEA. He joined Strategy Execution in 2017 as the Managing Director of EMEA, running our operations in London, Frankfurt, Stockholm, and Dubai. 

Prior to joining Strategy Execution, Matthew successfully led European teams in the online data and analytics sector, including 11 years in the Intellectual Property & Science division of Thomson Reuters and 6 years in the Chemicals business of Reed Elsevier. 

Matthew holds a degree in Spanish & French from the University of Sheffield. He is based in our London office.

 
 

Treion Muller

Chief Product Officer

Treion is responsible for global product development and management at Strategy Execution. He brings over 14 years of experience as a Digital Strategist, Product Manager, Development Manager, Industry Expert, Speaker, and internationally published author to the company.

Prior to joining Strategy Execution, Treion served as Chief Product Officer, Chief eLearning Architect, and Director of Digital Development for TwentyEighty and FranklinCovey where he contributed to the successful launch and management of several new products including eLearning, microlearning, apps, reinforcement tools, and subscription platforms. 

Treion has a Master’s Degree in Instructional Design from Utah State University. Originally from South Africa, Treion is based in Utah.

 

Tanya Mas

Chief Marketing Officer

Tanya joined Strategy Execution in 2019; she is responsible for global marketing at Strategy Execution. Tanya has over 15 years of sales and marketing experience and deep domain expertise from the L&D industry having led global marketing teams and operations at a variety of L&D providers – latest Association for Talent Development and before that Rosetta Stone. 

Tanya specializes in market-based B2B and B2C marketing. Her broad experiences in brand development, lead generation, market research, product marketing, market expansion, organization design, and strategic planning all provide her with a diverse toolbox of marketing proficiency.

Tanya holds a Master’s Degree in Corporate and Professional Communications from Radford University. Originally from Puerto Rico, Tanya is based in our Arlington, Virginia office.

 

Raed S. Haddad

Managing Director, Asia-Pacific

Raed is responsible for all sales, client services, and operations in APAC. He has been with Strategy Execution for more than 25 years in multiple leadership roles across Operations, Service Delivery, and Sales both in North America and APAC. 

Before joining Strategy Execution, Raed was a Lecturer at The George Washington University School of Engineering Management and Systems Engineering in Washington, DC, where he taught graduate level courses related to project management and decision-making techniques.

Raed holds a Master's degree in Structural Engineering from the University of Rhode Island and a Master in Science degree in Engineering Administration in Project Management from The George Washington University. He is based in our Singapore office.

 
 

Eryn Kadiam

Senior Director of Operations

Eryn Kadiam manages the global teams that are responsible for the implementation of all training solutions, from large scale classroom deliveries to individual online subscriptions. She has been with Strategy Execution for more than 15 years in many roles across Operations as well as Customer Engagement.

Eryn has been instrumental in leading a lot of process and customer experience improvements across the business from streamlining global operations, automating service delivery, and introducing a customer impact measurement strategy.

Eryn has a Bachelor’s Degree in Political Science from Longwood University and a Master’s Certificate in Project Management from The George Washington University. She is based in our Arlington, Virginia office. 

 

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