- GennTec Business Solutions
- Global Security Systems
- Granite
- Granite Investor Group
- Grayling
- GreenShift Corporation
- GunnAllen Financial
- Gaiam, Inc.
- Galaxy.com, LLC
- Galaxy Enterprises
- Galaxy Plus
- Garner Consulting
- Gavel and Gown Software
- GBC
- GE Capital Vendor Finance
- Geddes Keepsake Inc.
- GE Digital Energy
- GEET, Inc.
- GE Harris Railway Electronics
- GE Information Services
- GelStat Corporation <http://www.gelstat.co>
- GE Marine
- Gemplus Corporation
- Gemplus Corporation - Americas
- Gemplus Corporation - Americas
- Gene Codes Corp.
- General Bank
- General Dynamics Network Systems
- General Re-New England Asset Management, Inc.
- Generation21 Learning Systems
- Generative Leadership Group
- Genesis Integrations
- Genesis Medical Technologies
- Genesis Microchip Inc.
- Genesys Telecommunications Laboratories, Inc.
- Genicom and ESSC
- Genics, Inc.
- GennTec Business Solutions
- Georgia DOT
- Georgia Pacific
- GHT Ltd.
- GigX Communications
- GivingCapital, Inc
- Glacier Systems
- Glass Aggragate Manufacturing Equipment
- Global Aerial Surveillance
- Global Access Holdings, LLC
- Glen Rose Transportation Management, Inc.
- GlobalCommerce
- Global Consumer Technologies
- Global Crown Capital, LLC
- Global eTelecom, Inc.
- Global Holdings
- Global Knowledge
- Global One
- Global Online, Inc.
- Global Photon
- Global Prevention Services
- Global Protective Management
- Global Reservation Systems
- Global Technology Services
- Globalstar Telecommunications
- GLR Solutions
- GM Service Parts Operations
- GMX
- GOAL/QPC
- Golden Bridge Technology
- Goldense Group, Inc.
- GoPublicToday.com, Inc.
- Goulds Pumps / ITT Industries
- Government Micro Resources
- GPD LLC
- Granite
- Granite Investor Group
- Granite Systems, Inc.
- Grass Roots Communication Solutions
- Grayling Wireless USA Inc.
- Great Lakes Carbon Treatment
- Great Plains Software, Inc.
- Greenleaf Corporation
- Greenlight Financial Services
- GreenShift Corporation (Veridium)
- Greystone Medical Group
- Grifco International
- Griffith Labs
- GSE Systems, inc.
- GTBM, Inc.
- GSE Systems, Inc.
- GST Telecommunications
- GTE Internetworking/BBN Technologies
- The Guardian Insurance
- Guardian Investment Services
- Guldmann, Inc.
- Gulf South Medical
- GunnAllen Financial
- GVNW Consulting, Inc.