The outside of an office building with trees and bushes.

The Branford offices of Sema4, now known as GeneDx, a health care testing startup. Yehyun Kim / ctmirror.org

A Sema4 office in Branford., a Stamford-based healthcare technology startup. Ned Lamont’s spouse, Annie Lamont, is one of Oak HC/FT founders and managing partners that invested in Sema4. The Mirror’s findings raises one key question about Annie Lamont’s company’s investments in Sema4: Was it improper for her firm to increase its stake in Sema4 after the state’s COVID testing contract lifted the company’s testing volume and boosted its revenue?