Nonprofit Organizations:
ASPCA
Boston Ballet
Teach for America
The Kennedy School/Harvard University
Partners Healthcare (Harvard Hospitals)
Truman Center for National Security
School of Education/Yale University
Heading Home
Boston Medical Center
Raising A Reader
San Francisco Opera Guild
Association of Fundraising Professionals
Worcester Foundation (Worcester, MA)
Harvard Pilgrim Healthcare, Inc.
U.S. Department of State
Bloomberg Foundation
Harvard University Medical School
For Profit Companies:
Pfizer
Genzyme
Raytheon
Takeda
Loomis, Sayles & Company
McKinsey & Co.
New England Patriots
Vertex Pharmaceuticals
Intuit
AbbVie
Akamai
Wiley Publishing
Note: Client list is representative and includes both private individuals (whose organizations/companies are listed) or organizations/companies that contract directly with Mattson Coaching.