Theresa Mazzullo

Theresa Mazzullo

Power 100 list

Theresa Mazzullo

CEO, Excell Technology Venturres

theresa-mazzulloYears in current role: 15

What’s the most important lesson you’ve learned in your career?

Your reputation is one of the most treasured and powerful assets to have. It is the foundation for leadership, management, building a culture and networking.

What’s been your biggest success?

Taking over and turning around two startup companies in financial distress to profitability and sustainability.

Who have been the biggest mentors in your career?

Peter Robinson.

What are your hopes for the Rochester community this year?

To believe in and live up to its magnificent potential.

What do you do to unplug in your free time?

Read, work out and entertain.

This profile is part of Rochester Business Journal's Power 100 list for 2021. Information used in this profile was sourced from the honoree. View the full list at