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A&O Shearman advises Quest Diagnostics Incorporated on USD500 million senior notes offering

A&O Shearman advises Quest Diagnostics Incorporated on USD500 million senior notes offering
Published Date
May 12 2026
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A&O Shearman represented Quest Diagnostics Incorporated in connection with its registered offering of USD500m aggregate principal amount of its 5.000% senior notes due 2036. 

Quest Diagnostics Incorporated provides diagnostic insights from the results of its laboratory testing to empower people, physicians, and organizations to take action to improve health outcomes. 

The A&O Shearman team included partners Erika Kent and Lona Nallengara, associates Danish Hyder and Joe Tambasco, and law clerk Ayako Naruke (New York, Capital Markets). Other key members of the team included counsel Tom Majewski and associate Austin Law (New York, Funds), and partner Lorenz Haselberger and associate Ryan Sedwick (New York, Tax). 

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