Where Software Businesses Flourish

Perseus Group is a buy-and-hold acquirer of vertical market software businesses. As one of six operating groups within Constellation Software, we are proud to be a part of the world’s largest collective of software companies.

Perseus comprises two independent divisions: Zodiac, led by Daniel Zinman, and Andromeda, led by Bonnie Wilhelm. Together, Daniel and Bonnie serve as co-presidents of Perseus Group, driving our shared vision.

What Drives Us

As a business leader exploring a lifelong partnership with us, evaluating cultural alignment is key:

Here are the core values that drive everything we do.

Fostering Personal and Professional Growth

We celebrate each other’s achievements and nurture a culture that inspires continuous personal and professional growth.

Celebrating the Strength of Small Teams

Our local teams drive our collective strength, energizing our entire ecosystem.

Relentlessly Engage a Long-Term Outlook

We invest for life, making disciplined decisions that ensure sustainable, long-term success.

Embracing the Journey: Both Wins and Lessons Learned

Every success and lesson learned shape our stories. At Perseus, we support our people to grow through every experience.

The Spirit of Experimentation

Curiosity drives progress. We empower teams to be bold, explore, and innovate.

Our Team

Daniel Zinman

Co-President, Perseus
Zodiac Division

Michael Goldband

Co-Chief Investment Officer
Perseus Group

Bonnie Wilhelm

Co-President, Perseus
Andromeda Division

Tom George

Co-Chief Investment Officer
Perseus Group