The Heart Attack She Almost Ignored | Colleen Mahoney

At the Brink with Erica Brinker · Sep 16, 2026 · 42m

Colleen Mahoney has spent more than two decades at the top of corporate marketing and commercial leadership — nineteen years at Honeywell across aerospace and building technologies, then renewables, and now specialty chemicals. She is the person who drives results and gets things done, a self-described workaholic and perfectionist. A few years ago, in Atlanta, in her early 40s, she had a heart attack.

The warning signs did not look like the textbook. She felt a throbbing pain the night before and told herself it was stress and travel. The next morning she drove her daughter to school and ran…