Mike Leamer


Mike Leamer joined American Securities in 2011. He serves American Securities portfolio companies on a broad range of strategy topics, including Shared Vision and other strategy development projects, growth, market and competitive analysis, and post-acquisition integration. In addition, Mike performs commercial and market due diligence on potential new American Securities investments.

Prior to joining American Securities, Mike was an Associate Principal at McKinsey & Company, where he worked with consumer/retail, insurance and banking clients on strategy, marketing, and sales projects. He previously worked in investment banking at Lazard Middle Market and in corporate development at 3M Company.

Mike received a BA in Economics from Occidental College and an MBA from Columbia University’s Graduate School of Business.


(212) 476-8048

[email protected]

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Representative Expertise

Acquisition diligence support

Acquisition integration support

Business case development

Growth strategy

M&A strategy and target identification

Metric setting and business analytics

Product/market strategy and research

Shared Vision/strategy development