Paul Abbott


Paul Abbott is Chief Executive Officer of American Express Global Business Travel (Amex GBT). Amex GBT is the leading global software and services company for travel and expense for more than 20,000 businesses around the world.

Since joining in 2019, Paul has led Amex GBT through several strategic acquisitions, transforming the company's product and technology solutions and driving significant growth with SME customers. After initially leading the business as a private equity-backed, joint venture, Paul took Amex GBT public on the New York Stock Exchange in May 2022.

Paul also chairs the Global Business Travel Association (GBTA) Foundation, spearheading its strategy to drive a more sustainable and diverse future for the industry. He also sits on the CEO Council for Welcome.US, a national initiative that empowers Americans to welcome and support people seeking refuge in the United States.

Before Amex GBT, Paul was Chief Commercial Officer at American Express. In his twenty-four years at American Express, he served in a variety of senior roles across the business.

His reputation for developing diverse, high-performing teams that embrace change, deliver strong results and have an intense focus on building enduring relationships with clients is widely recognised.

Paul lives in London with his wife Angela and their 22 year-old twins. A keen traveller, Paul never misses a chance to explore the world with his family, where they often find the time to indulge in the other family passions of cricket, golf, rugby, football and international cuisine.

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Andrew Crawley


Andrew Crawley is President of American Express Global Business Travel (GBT), responsible for the commercial organization including sales, client management, marketing, commercial operations and the Travel Partner Network. He started the position on April 1, 2020.

He joins GBT from International Airlines Group (IAG) Loyalty, where he was Chief Executive and Board Chairman. In addition, he was a member of the IAG Management Committee from January 2016. He is also a non-executive director of Travelopia, a KKR company.

Previously Andrew – known as Drew – was the Chief Executive of IAG Cargo and prior to that Chief Commercial Officer at British Airways and an Executive Board Member of British Airways plc. He also held positions of Chairman of British Airways Holidays, Chairman of OpenSkies (British Airways wholly owned French airline subsidiary) and a board member of Avios Group Ltd.

Andrew started his travel career in British Airways in 1992 and worked in a variety of sales, marketing and operational roles in the UK, Europe and Asia ending up on the board of the company.

Prior to joining British Airways, Andrew spent two years in advertising after graduating from London University (QMC) with a BSc degree in Chemistry. He is a Harvard AMP graduate and member of YPO (Young Presidents Organization).

Outside work his passions are travel, cycling, sailing and all things French.

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Karen Williams


Karen Williams is Chief Financial Officer of American Express Global Business Travel (GBT), responsible for the overall financial management of the company, its financial reporting and for multiple corporate functions including controllership, treasury, tax, audit and financial planning & analysis. Karen joined GBT in May 2022 as Deputy Chief Financial Officer.

Before joining American Express Global Business Travel, Karen served as Senior Vice President, Global Head of Strategy and Planning at IHG, where she led a global team overseeing the group strategy function. Prior to this she was CFO at IAG Loyalty. Earlier in her career, she had numerous divisional CFO roles at American Express where she spent 15 years.

Karen received a Political Science degree from the University of Leicester, and is a qualified accountant (ACCA: Association for Chartered Certified Accountants).

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Eric J. Bock

Chief Legal Officer, Global Head of Mergers and Acquisitions and Compliance and Corporate Secretary.

Eric J. Bock is Chief Legal Officer, Global Head of Mergers and Acquisitions and Compliance and Corporate Secretary for American Express Global Business Travel. In this role, he is responsible for all legal, corporate governance, government relations and M&A matters for the company.

Prior to joining GBT, Bock served as executive vice president, chief legal officer and chief administrative officer, as well as chief compliance and ethics officer of Travelport and as a member of the board of directors of eNett International, a leading provider of innovative, integrated payment solutions. In addition to playing an integral role in developing and implementing Travelport’s strategic plans, he also was chairman of the enterprise risk management committee and a member of the employee benefits, charitable, disclosure and investment committees.

Prior to Travelport, Bock was executive vice president, law and corporate secretary for Cendant Corporation, overseeing the company’s legal practice groups in securities and corporate finance, mergers and acquisitions, corporate secretarial and governance matters, executive compensation, travel distribution services and marketing services. He also served on Cendant’s business ethics committee, disclosure committee, employee benefits committee and business continuity planning committee. Before Cendant, Bock was associated with the corporate group at Skadden, Arps, Slate, Meagher & Flom LLP.

Bock is a graduate of Lafayette College and Fordham University School of Law.

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David Thompson

Chief Information Technology Officer

As Chief Information Technology Officer (CITO), David Thompson capitalizes on his more than 25 years of experience to manage enterprise technology, application development, IT operations and data systems, information security and the product development teams at American Express Global Business Travel (GBT).

Thompson joins GBT after most recently overseeing IT strategy, operations, information security and product development as chief technology officer and executive vice president of global operations at Western Union, an international financial services company. His extensive background also includes previous chief technology and information officer positions at leading technology companies Symantec, Oracle and PeopleSoft.

While earning his bachelor’s degree in Business Administration from Marymount University, Thompson also served as an intelligence systems officer in the U.S. Air Force.

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Patricia Huska

Chief People Officer

Patricia Huska is the Chief People Officer (CPO) for American Express Global Business Travel (GBT) responsible for leading the Company’s Human Resources function. In this new role, Huska leads a people-focused strategy designed to attract and retain talent, while furthering GBT’s focus on being the employer of choice in the global travel industry. She is responsible for all traditional HR requirements that support more than 16,000 highly-skilled business travel professionals across GBT’s global enterprise.

Prior to becoming CPO, Huska was previously Vice President of Global Human Resources for GBT, responsible for the development and execution of strategies aimed at attracting talent, while retaining and engaging the existing employee base. She also has significant merger and acquisition experience and most recently, spearheaded the HR integration of HRG from due diligence to execution.

An accomplished human resources leader with 25 years at American Express and GBT, Huska has a broad HR background including employee relations, recruitment, change management, and organizational effectiveness. Throughout her career, she has led the creation of many corporate initiatives including home-based servicing for travel counsellors, workforce flexibility initiatives, and leadership development programs.

Huska has a master’s degree in Management from Lesley University and a bachelor’s in Business Administration from the University of Massachusetts at Amherst.

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Evan Konwiser


Evan Konwiser is Chief Marketing & Strategy Officer for American Express Global Business Travel (Amex GBT), responsible for marketing, strategy, and communications while supporting sustainability. His focus is on creating optimum experiences for clients, travelers, and suppliers while elevating the vision and voice of Amex GBT.

After joining GBT in 2014, Evan spent three years as Vice President (VP) of Digital Traveler before becoming VP of Marketing and Product Strategy, where he led the team through historic partnerships, industry-leading product launches, and a global rebrand.

Evan is passionate about the power of travel and making it more accessible, efficient, and fun. With his background as a startup entrepreneur, he is uniquely skilled in bringing innovation to the corporate travel world. Prior to joining GBT, Evan was co-founder and Chief Operating Officer of Skylark. He also built two other digital travel products: Farely and FlightCaster.

Earlier in his career, Evan spent several years consulting for travel management companies, airlines, global distribution systems and travel media companies. He also served as a consultant at Bain & Company and spent time working at Kayak. He has been recognized as an influential executive in business travel, as a past board member of the Association of Corporate Travel Executives, and a frequent critic/judge at the Phocuswright Innovation Summit. He also facilitates the Phocuswright Young Leaders Summit, helping accelerate the pipeline of young talent into the travel industry.

Evan earned his MBA and a Bachelor of Arts degree from Dartmouth College.

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Boriana Tchobanova

Senior Vice President and
Chief Transformation Officer

Boriana Tchobanova is Senior Vice President and Chief Transformation Officer for American Express Global Business Travel (GBT), working directly with CEO Paul Abbott to lead business transformation, mergers and acquisitions (M&A) integration, and strategic projects.

After starting her career in marketing and business development with the energy industry, Boriana has spent the last 14 years at American Express in New York holding various roles, including Chief Operating Officer for the company’s digital group and Head of M&A Integration. During her tenure at American Express, Boriana successfully led multiple business transformation functions and championed some of the company’s largest enterprise-wide change initiatives, including the creation of global shared services and centers of excellence.

Having been raised between Europe and Africa, Boriana is well traveled, multilingual and highly passionate about diversity in ideas, innovation, and talent development. Outside of work, Boriana supports various non-profit causes through board service, fundraising, and strategic consultation.

Boriana studied law at Loyola University and earned her MBA from the University of New Orleans.

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Joakim Johansson

VP of Business Planning
Office of the CEO

Joakim Johansson is Vice President (VP) of Business Planning in the Office of the CEO for American Express Global Business Travel (GBT), working closely with CEO Paul Abbott and the executive leadership team to lead strategic projects and drive alignment across business functions.

Previously, Joakim served for five years as VP of Commercial Strategy, Consulting and Sales Enablement at GBT, a role that also included supporting mergers and acquisitions, global commercial strategic initiatives, and executive planning.

Joakim has a proven track record in driving results and developing talented, engaged, and high-performing teams, having spent over 16 years in various leadership roles at American Express. Before re-joining GBT in 2015, Joakim served as VP of Business Development of U.S. Merchant Services, where he led a business development team to increase transactions and customer satisfaction.

Joakim achieved a Bachelor of Arts degree in International Business Studies at European Business School London.

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Mark Hollyhead


Mark Hollyhead is Chief Product Officer (CPO) and President for Egencia. He brings over 30 years of extensive, global experience in the travel and telecommunications industries.

In his role as CPO, he leads the product and engineering team at Amex GBT while also carrying overall responsibility for business performance as Egencia’s president.

Mark joined Egencia in 2009 as Senior Vice President for Egencia Americas and was appointed the role of Chief Operating Officer in 2016.

Prior to Egencia, Mark was Head of Transformation at Vodafone. Before that, he spent 15 years at British Airways in a variety of leadership positions, including Vice President of eCommerce and Customer Contact, and Head of Revenue Management for long-haul business worldwide.

Mark completed his tenure at British Airways as the Head of London Heathrow Passenger Operations, responsible for Terminals 1, 3, & 4. At the same time, he was chairman of the Terminal 5 customer change program, tasked with overseeing the experience design and leading the consolidation of all operations into a new terminal.

Mark earned an MBA in strategy and distribution from the Westminster London Business School and received postgraduate honors in economics at Birkbeck University of London. He lives in Kirkland, WA with his wife and 16-year-old daughter.

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