- Fresenius Medical Care
- Fulton County Medical Center
- GAI Consultants
- Garden Spot Village
- GE Betz
- Geisinger Community Medical Center
- Geisinger Health System - Rural Stroke Initiative
- Geisinger Medical Center
- Geisinger Wyoming Valley
- Geisinger-St.Luke's Hospital
- GENCO
- General Federation of Woman's Club - Pennsylvania
- General Federation of Women's Club of Pennsylvania
- General Nutrition Companies Inc.
- Genesis Health Ventures
- Gettysburg Adams Chamber of Commerce
- Giant Eagle
- Gift of Life Donor Program
- GLAD-ENT
- GlaxoSmithKline
- Glenshaw Glass Company
- Global Health Ministry
- Good Shepherd Penn Partners
- Goodwill Industries of Pittsburgh
- Grand Lodge of Pennsylvania Order - Sons of Italy in America
- Grand View Hospital
- Grane Healthcare
- Greater Pittsburgh Convention and Visitors Bureau
- Greater Susquehanna Valley United Way
- Green Marketplace
- Greene County United Way
- Grove City Area United Way
- Grove City Medical Center
- GSI, Commerce, Inc.
- Guerbet
- Gulf South Medical Supply
- Guthrie Robert Packer Hospital
- Guthrie Towanda Memorial Hospital
- H.J. Heinz Company
- H.J. Heinz Company Foundation
- Haddon Craftsmen Inc.
- Hahnemann University Hospital
- Hamlyn Senior Marketing
- Hamot School of Anesthesia
- Hampton Inn Scranton at Montage Mountain
- Hampton Inn State College
- Hampton Inn, Altoona
- Hampton Inn, Cranberry Township
- Hampton Inn, Greentree
- Hampton Inn, Monroeville