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Rainer M. Blair

President and Chief Executive Officer

Portrait of Danaher CEO Blair Rainer

Rainer brings more than 30 years of deep and diverse experience to his current role. Rainer joined Danaher in 2010 and held leadership roles across several operating companies before being named Executive Vice President of Danaher’s Life Sciences platform in 2017.


Rainer Blair is the President and Chief Executive Officer of Danaher Corporation. Beginning September 2020, Rainer has led Danaher’s $24B global portfolio of businesses. With the help of Danaher’s 63,000 global associates, he is focused on further strengthening Danaher’s position as a leading science and technology company. 

Rainer is a dedicated leader and practitioner of the Danaher Business System, the company’s pre-eminent operating model and cultural foundation. He is deeply committed to delivering 'Innovation at the Speed of Life,’ and accelerating the power of science and technology to improve human health.  He has also been a principal architect of Danaher’s associate engagement strategy and Diversity, Equity + Inclusion journey.

Through a combination of organic and inorganic growth investments, he helped Danaher build a portfolio of Life Sciences businesses uniquely positioned to reduce time to market and cost of biologic drugs. Under his leadership, annual revenues in the Life Sciences and Biotechnology platforms increased more than five-fold to over $14 billion today.


Prior to Danaher, Rainer was President and CEO for MAPEI Americas, a $2.3 billion global, diversified construction chemical corporation. He previously spent 15 years with BASF Group on three continents with progressively larger leadership roles. He is a U.S. Army veteran. He earned his B.A. from the University of Massachusetts - Amherst and his M.S. from Boston University. Rainer and his wife Alaine live in Alexandria, VA, and have three adult children.

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