Meet the team behind the Talend vision

We are changing the way the world makes decisions by taking the work out of working with data

Leadership team

Christal Bemont

Chief Executive Officer

Christal is a seasoned executive with a demonstrated track record in defining and leading sales and go-to-market strategies to significantly scale cloud businesses. Previously, she spent 15 years at SAP Concur, most recently leading its $2B business organization as Chief Revenue Officer. Prior to her CRO appointment, Christal was Senior Vice President and General Manager of SAP Concur’s Small, Midsized and Nationals (SMN) business unit. Early in her career, Christal served in a number of capacities focused on operational and technical roles at Motorola, Extensity, and Clarify.

Jamie Kiser

Chief Operating Officer

Jamie leads all of Talend’s operating and customer success functions. Prior to joining Talend, Jamie served over six years with SAP in various product, services, and operations leadership roles. Her most recent role at SAP was vice president, global public sector for SAP Concur where she led the formation of a global center of excellence focused on growing the public sector footprint. Before that, Jamie led operations for a global services organization of 3,500 people and drove the transformation of multiple areas of their business, including learning services, partner delivery, security and compliance, and systems innovation.


Robert Purcell

Chief Financial Officer

Robert is an accomplished financial executive with more than 25 years of leadership experience across finance at some of the most admired companies in the world, including Paysafe, Intuit, Amgen, and Deloitte. He brings with him an in-depth knowledge of the software and technology industry.

Krishna Tammana

Chief Technology Officer

Krishna is responsible for scaling the product and engineering organizations to drive innovation and Talend’s continued market growth. Previously, Krishna spent nearly a decade as VP of Engineering at Splunk where he led global engineering teams and cloud operations during the company’s successful portfolio expansion and transition to the cloud. Prior to Splunk, Krishna held engineering management roles at Dun & Bradstreet, YouSendIt, RIGHT90 INC. and E*Trade.


Ann-Christel Graham

Chief Revenue Officer

Ann-Christel is responsible for Talend’s worldwide sales and channel operations. Prior to joining Talend, Ann-Christel was SAP Concur’s vice president sales, enterprise clients. She was part of the leadership team from Concur which was acquired by SAP in 2014. Ann-Christel brings over two decades of experience in SaaS enterprise sales from a global, regional, and sales engineer perspective.

Dustin Grosse

Chief Marketing & Strategy Officer

Dustin helps lead Talend’s strategy and world-wide marketing team leveraging more than 25 years of executive management, strategy, and go-to-market experience with leading high-tech companies at various stages of growth. Dustin has enjoyed recent leadership roles at Nintex, ClearSlide, DocuSign, Microsoft, and earlier in his career at McKinsey & Company and Procter & Gamble. He holds an MBA from the Yale School of Management.


Michelle Sitzman

Chief People Officer

Michelle joined Talend in 2019 bringing with her extensive experience in talent management. As Chief People Officer, she leads Talend’s global People and Workspaces teams. Prior to Talend, Michelle held People leadership roles in several of Silicon Valley’s fastest growing companies, including Equinix, VMware and most recently LinkedIn.

Jeff Lambert

Chief Legal Officer

Jeff joined Talend as Chief Legal Officer in 2021, and is responsible for its worldwide legal operations. An accomplished C-Suite legal and business strategist, Jeff brings with him a broad array of skills and experience leading global, high-growth public and private software and technology services businesses. Prior to Talend, Jeff served as the Chief Legal Officer and head of Corporate Development for two flagship fund level, private equity sponsored platform software companies. Jeff’s tenure has been highlighted by the completion of nearly 50 M&A deals, including multiple successful exit events and an IPO.

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