At American Express, Guillermo Lopez overhauled a historically allocated $700M annual investment budget by building a data-driven ROI model that merged financial, platform, and customer data. The reallocation redirected capital to higher-return markets, generating an estimated $30M in incremental annual revenue—compounding year over year. Now Watch the Complete Episode Featuring CFO Guillermo Lopez of DLocal […]
1162: Scaling Growth Across the World’s Most Complex Markets | Guillermo Lopez, CFO, dLocal
In his early 30s, Guillermo Lopez walked into finance as an outsider. “Nobody was giving me a chance in finance because I was an engineer,” he tells us. Then a boss took “a risk” and moved him into a finance role—partly because he was “good with numbers,” and partly because his consulting background meant he…
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1,014: Passion and Purpose: Building a Vibrant Finance Culture | Karen Williams, CFO, American Express Global Business Travel
Karen Williams's journey to becoming a successful CFO began with a crucial lesson learned early in her career at the UK headquarters of candy giant Mars. As a young professional, she tells us, she had failed to grasp the importance of relationship-building and expressing her passion for the business. At times, this void had kept…
Listen to the Episode Below (0:46:41)


