Grampy's Charities sponsors include:
- Apache Oil
- Alan Blake
- Eastern Bank
- Exxon Mobil
- Gulf Oil Limited Partnership
- Global Contracting Services
- Goldblatt Bokoff
- Ron Hainsey
- Imperial Capital
- Island Pump and Tank
- Jones & Frank Co.
- LukOil
- Morgan Stanley Smith Barney
- Motiva Enterprises
- Peoples United Bank
- Petro Realty Corporation
- Prospect Transportation
- Service Station Equipment
- Station Glo
- Sunoco, Inc.
