Lisa Marchese, Head of Corporate Development at American Express AXP (NYSE) Culture is one of the biggest M&A killers. Some of the biggest deal failures in history are due to culture clashes that resulted in value leaks and destroyed companies. Bringing culture to the forefront of transactions can help increase deal success.  In this episode of the M&A Science Podcast, Lisa Marchese, Head of Corporate Development at American Express, discusses proactive deal sourcing with culture in mind. Liked today's episode? Unlock over 60 courses taught by top-tier M&A practitioners by joining the M&A Science Academy. Use code “academy20%” on the sign-up page for a 20% discount, available on either monthly or annual plans. https://www.mascience.com/academy Want to learn about upcoming interviews, events, and industry trends? Sign up for our weekly newsletter. https://www.mascience.com/newsletter-signup  If you’re a head of corporate development and looking to build up a world-class M&A team, reach out to me at kison@mascience.com. This episode is sponsored by FirmRoom, the fastest virtual data room used to get deals done. Leave the pay-per-page world behind by going to https://firmroom.com/