Teach for America
The Kennedy School/Harvard University
Partners Healthcare (Harvard Hospitals)
Truman Center for National Security
School of Education/Yale University
Boston Medical Center
Raising A Reader
San Francisco Opera Guild
Association of Fundraising Professionals
Worcester Foundation (Worcester, MA)
Harvard Pilgrim Healthcare, Inc.
For Profit Companies:
Loomis, Sayles & Company
McKinsey & Co.
New England Patriots
Note: Client list is representative and includes both private individuals (whose organizations/companies are listed) or organizations/companies that contract directly with Mattson Coaching.