| Green Spaces | Colorado |
| Green Street Capital, LLC | Kentucky |
| Green Sun Medical | Colorado |
| Green Technology Investments, LLC | Arizona |
| Green Technology Services | |
| Green Tree Media, LLC | |
| Green Vine Marketing | |
| Green Web Design | Wisconsin |
| Greenback | Michigan |
| Greenbacker Capital Management, LLC | |
| GreenBanana SEO | Massachusetts |
| GreenBiz Group, Inc. | California |
| Greenboard, Inc. | |
| Greenbot | California |
| Greenbox Capital | Florida |
| GreenBridge Computing, Inc. | Washington |
| GreenBrilliance | Virginia |
| GreenCloud | Delaware |
| Greencourt Software, Inc. | Illinois |
| Greencrest | |
| Greene Consulting, LLC | South Carolina |
| Greene Tweed | Pennsylvania |
| Greenfield Learning, Inc. | California |
| Greenfield Partners | |
| Greenfield, Inc. | Kansas |
| Greenfire Bio, LLC | |
| GreenGeeks.com | California |
| Greenhaus | |
| GreenHaven Interactive | |
| Greenhill & Co. | |
| GreenHills Ventures, LLC | New York |
| Greenhouse Software, Inc. | New York |
| Greenhouse Ventures, LLC | Pennsylvania |
| GreenJay Therapeutics, Inc. | |
| GreenLancer | |
| Greenlane Search Marketing, LLC | Pennsylvania |
| Greenleaf Health | District of Columbia |
| Greenleaf Media | Wisconsin |
| Greenleaf Technology Solutions, Inc. | California |
| GreenLight Biosciences, Inc. | Massachusetts |
| Greenlight Capital, Inc. | |
| Greenlight Guru | Indiana |
| Greenlight Websites | Maine |
| GreenLightSEO | |
| Greenline Ventures | Colorado |
| GreenLite Technologies, Inc. | |
| Greenlite, Inc. | |
| GreenM, Inc. | |
| GreenMellen | |
| Greenmont Capital Partners | |