- Accredo Health
- Acton-Boxborough United Way
- America’s Essential Hospitals
- AstraZeneca
- Aviat Networks
- BASF
- Biogen
- Boston Children’s Hospital
- Boston Scientific
- Brigham and Women’s Hospital
- Camp Dresser & McKee
- Chevron
- Commonwealth Care Alliance
- Constant Contact
- Consortium for Energy Efficiency
- C.L.A.S.P.
- Constellation Brands
- Cystic Fibrosis Foundation
- Dassault Systemes
- Diane Turton Realtors
- Dow Chemical
- EMC
- ENSR (now AECOM)
- Ericsson
- Gen3 Partners
- Government of Alberta
- Grant Management Solutions
- Greenpeace International
- Hartford Insurance Group
- Hewlett-Packard
- IBM
- Johnson & Johnson
- Express Scripts
- Monster International
- National Institute for Children’s Healthcare Quality
- National Institutes of Health
- National Park Service
- Navis, a Cargotec company.
- Navis Learning
- Nevada Learning Series
- NOAA
- Novartis
- NRG Oncology
- Partners Healthcare
- Pfizer
- Procter & Gamble
- PTC
- Raytheon
- Schneider Electric
- Seqirus
- Seyfarth and Shaw, LLC
- Shell Oil
- Shire (now Takeda)
- South Portland Land Trust
- Statoil
- Sunovian Pharmaceuticals
- Staples
- TD Bank
- Trip Advisor
- United Technologies
- Unilever
- Volunteer Lawyers Project