Management Team

Ivalua’s management team is a collection of individuals with deep experience in procurement and enterprise technology at a global level. They each have different strengths, but together they bring a customer-focused, entrepreneurial spirit to Ivalua that has guided the company through 17 years of steady growth and innovation.


David Khuat-Duy

Founder & CEO

David founded Ivalua more than 17 years ago and assembled an executive team to set the foundations for best-in class software design, continuous sales growth and rigorous operations management. Those efforts have allowed Ivalua to be recognized by leading analysts as one of the top global spend management software vendors growing consistently and profitably for more than 17 years. A graduate of the Ecole Polytechnique with a Ph.D. in Mathematics, David started his career as an SAP consultant at Pricewaterhouse Coopers working on the architecture, design and implementation of ERP for international accounts.

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Franck Lheureux

General Manager – EMEA

Franck brings over 18 years’ experience driving growth at leading enterprise software companies, including 10 years’ experience in Supply Chain software. At JDA Software he held a range of sales leadership and general management positions including being Senior Vice President – EMEA and a member of the JDA Executive Committee. Franck is a Supply Chain fellow, having supported Digital Transformation programs at Fortune 500 companies around the world. Earlier in his career, Franck was a member of the SAS France management team, in charge of running the Retail & CG business units. He also held executive positions with Soft Solution, which he joined in its early growth stage. Franck holds a Masters in Business, Management and Marketing from ESCC, a leading European Business school,

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Gilles Bismuth

Senior Vice President of Business Development

A graduate of the National Institut of Telecommunications (I.N.T), Gilles Bismuth worked as Information System’s Security Manager in a Banking corporation before joining a consulting company specialized in organisation & management as Sales Manager. He spent the 10 next years in an engineering & consulting company, as Managing Director before joining Ivalua to supervise business development.



Alex Saric

Chief Marketing Officer

Alex has 20 years’ experience growing enterprise software companies, including 15 focused on Spend Management. Alex joined Ariba to build its spend analytics business, which he led as general manager. He then built and led Ariba’s international marketing team until successful acquisition by SAP, transitioning to lead business network marketing globally. Earlier, Alex was a founding member of Zeborg (acquired by Emptoris) where he developed vertical procurement applications. He began his career in the U.S. Cavalry, leading tank and scout platoons through 2 combat deployments. Alex holds a B.S. in Economics from the U.S. Military Academy at West Point and an international M.B.A. from INSEAD.



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Philippe Benmussa

SVP Professional Services EMEA

A graduate of the Saint Etienne School of Engineering, Philippe Benmussa has 10 years’ experience in the design and implementation of IT projects in complex, international settings. He spent 3 years in the United States designing and deploying high value add information systems for both the service sector and industrial firms. He joined Ivalua in 2005 to supervise the Production and Quality Assurance of the projects and applications delivered.


Arnaud Khuat-Duy

Chief Technology Officer (CTO)

A graduate of one of the top European schools for computer engineering, Arnaud has more than 15 years of experience with leading Internet technologies. He started his career as a developer, then worked as a project manager for a major IT services company and joined a Silicon Valley company in the area of object databases. He later joined Ivalua as CTO, building a scalable architecture and managing the company’s transition towards a SaaS model with multi-location, best-in-class hosting solutions as well as on premise software options.


Olivier Buffière

VP Customer Support & Success EMEA

A graduate of Telecom ParisTech, Olivier Buffiere has more than 20 years experience in Customer Support in Software and Telecom companies. He started his career in Hewlett-Packard in software development and project management for international customers. He then took in charge B2B Operations in Siemens, Nokia and Altice/Sfr, where he was head of Technical Support and then B2B Customer Support. He joined IVALUA in 2018 as Head of Customer Support EMEA including Support, Maintenance and Customer Success.


Dan Amzallag

CEO Ivalua Inc.

A graduate of one of the top European MBA schools, Dan spent 9 years as a director with Cap Gemini Group specializing in supply chain management leading global projects involving in-depth changes to processes, systems and organizations. In 2000, he founded a company operating the first global marketplace dedicated to the environmental industries. Dan joined Ivalua in 2002 as a key executive in charge of marketing and business development, relocating to the US in 2011 to support Ivalua’s expansions in North and South America.


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