Common Impact Team

Cross-Sector Expertise, Thought Leadership

All members of the Common Impact team have experience in both the nonprofit and corporate arenas. Our balanced perspective gives us unique insight into our nonprofit clients' challenges and needs, as well as our corporate partners' concerns and requirements.

As pioneers in the fields of employee engagement and nonprofit capacity building, we are frequently asked to speak at conferences, universities, and corporate meetings. We have also published articles about our areas of expertise.


Theresa M. Ellis, Founder and Co-CEO

Phone: 617-868-1188


Meghan Searles Gardner, Public Relations Specialist

Phone: 857-222-2864


Jenne Griffin, Regional Director, Southeast

Phone: 804-564-3634


Danielle Holly, Marketing Consultant

Phone: 617-868-2034


Karen Horwitz, Regional Director, Northeast

Phone: 617-868-0709


Steve Neff, Co-CEO

Phone: 508-395-3274


Sameen Saeed, Director of Development

Phone: 617-868-0150


Joanne Sanders, Director of Finance & Finance Consultant

Phone: 617-868-1014


David Koppel, Consulting Intern


Jocelyn Krauss, Development and Strategic Communications Intern