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Andrew Whitman

Senior Research Analyst at Baird

Andrew J. Wittmann is a Senior Research Analyst at Baird, specializing in Facility and Industrial Services with a focus on Engineering & Construction. He covers companies such as Jacobs Engineering (J), Cintas Corporation (CTAS), AECOM (ACM), and MasTec (MTZ), achieving a 64% success rate on stock recommendations and an average return per transaction of 13.5%, including a notable +205.8% return on MTZ in 2020-2021. Wittmann joined Baird in 2006 after working as a systems design engineer at Ford Motor Company, and has consistently ranked among the top Wall Street analysts by StarMine and Thomson Reuters, earning multiple top-three rankings for earnings estimates and stock picking in his sector. He holds an MBA from Indiana University, an MS in Engineering with an Applied Statistics focus from Purdue University, a BS in Mechanical Engineering from the University of Wisconsin-Madison, and professional credentials including the Chartered Financial Analyst (CFA) designation.

Andrew Whitman's questions to ECOLAB (ECL) leadership

Question · Q3 2025

Andrew Whitman asked two questions: first, how the water business's top-line performance is affecting its segment's margin, and second, whether the recently mentioned large new pest customer was an entirely new client or a conversion to new technology.

Answer

Christophe Beck, Ecolab's Chairman and CEO, explained that excluding Basic Industries and Paper, the water business would show 4% top-line growth and 15% operating income growth, indicating strong underlying performance. Regarding the pest customer, Beck clarified that it is a new customer, a very large U.S. retailer, attracted by the new Pest Intelligence technology. He emphasized that focusing on major clients helps demonstrate the technology's effectiveness and encourages others to adopt it.

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Question · Q3 2025

Andrew Whitman asked about the impact of top-line performance on the water segment's margin, requesting a bifurcation of the data. He also inquired whether the recently mentioned large new pest customer was entirely new or a conversion to Ecolab's new technology.

Answer

Christophe Beck, Chairman and CEO of Ecolab, explained that excluding Basic Industries and Paper, the water business would show 4% top-line growth and 15% operating income growth, highlighting the focus on improving the performance of the underperforming segments. Regarding the pest customer, Beck clarified that it is a new customer, a major U.S. retailer, attracted by Ecolab's new Pest Intelligence technology, which is transforming their service model and attracting leading companies.

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