| Goodyear | Akron | 29 de agosto de 1898 |
| Google | Mountain View, Googleplex | 4 de setembro de 1998 |
| Graham Holdings Company | Washington, D.C. | 1889 |
| Green Mountain Coffee Roasters | Burlington | 2018 |
| Greyhound Lines | One Dallas Center | 1914 |
| Groupon | Chicago | 2008 |
| GTE | Stamford | 1918 |
| Guggenheim Partners | Chicago | 1999 |
| Haidilao | Century City, Chicago | 20 de março de 1994 |
| Hanna-Barbera | Los Angeles, Sherman Oaks Galleria | 1957 |
| Hardee's | St. Louis | 9 de setembro de 1960 |
| Harris Corporation | Melbourne | 1955 |
| Heinemann | Londres | 1890 |
| Helicópteros Hughes | Mesa, Culver City | 1947 |
| Hercules Inc. | Wilmington | 1912 |
| Herman Miller | Zeeland | 1923 |
| Heroku | São Francisco, Califórnia | 2007 |
| Hertz | Estero | 1918 |
| Hill & Knowlton | Nova Iorque | 1927 |
| Holland America Line | Seattle | 1873 |
| Home Depot | Condado de Cobb | 1978 |
| Honeywell | Charlotte | 23 de abril de 1885 |
| Hormel | Austin | 1891 |
| HowStuffWorks | Atlanta | 11 de julho de 1998 |
| HubSpot | Cambridge | 2006 |
| Hughes Tool Company | Estados Unidos | 1908 |
| Humana | Louisville | 1961 |
| Huntington Bancshares | Columbus | 1866 |
| Huntsman Corporation | Salt Lake City | 1982 |
| Hyperloop One | Los Angeles | junho 2014 |
| IAC | Nova Iorque | 28 de julho de 1986 |
| IBM Cloud Video | São Francisco | 2007 |
| Id Software | Richardson | 1 de fevereiro de 1991 |
| Illumina | San Diego | 1998 |
| ImageShack | Los Gatos | novembro 2003 |
| Imation | Oakdale | 1996 |
| Indeed.com | Austin | novembro 2004 |
| Industrial Light & Magic | São Francisco, Letterman Digital Arts Center | maio 1975 |
| InFocus | Tigard | 1986 |
| Informática | Redwood City | fevereiro 1993 |
| InnoCentive | Waltham | 2001 |
| Inovio Pharmaceuticals | Plymouth Meeting | 1983 |
| Intercontinental Exchange | Atlanta | 11 de maio de 2000 |
| Interpublic Group of Companies | Nova Iorque | 1961 |
| Invesco | Atlanta | 1935 |
| Invicta Fighting Championships | Enka | 2012 |
| Invicta Watch Group | Hollywood | 1837 |
| Iomega | San Diego | 1980 |