| General Dynamics | Reston | February 21, 1952 |
| General Mills | Golden Valley | 1866 |
| Getty Images | Seattle | 1995 |
| GlassBridge Enterprises | Oakdale | 1996 |
| Glu Mobile | San Francisco | 2005 |
| GoDaddy | Tempe | 1997 |
| Goodyear Tire and Rubber Company | Akron | August 29, 1898 |
| GoTo | Boston | 2003 |
| Hanesbrands | Winston-Salem | January 1, 2000 |
| Hasbro | Pawtucket | 1923 |
| Hawaiian Airlines | Honolulu | January 30, 1929 |
| Herman Miller | Zeeland | 1923 |
| Hess Corporation | New York City | 1919 |
| Hilton Worldwide | McLean | 1919 |
| Humana | Louisville | 1961 |
| Huntington Bancshares | Columbus | 1866 |
| Huntsman Corporation | Salt Lake City | 1982 |
| IBM | Armonk | June 16, 1911 |
| Illinois Tool Works | Glenview | 1912 |
| Illumina | San Diego | 1998 |
| Incyte | Wilmington | 2001 |
| Inovio Pharmaceuticals | Plymouth Meeting | 1983 |
| Integrated Device Technology | San Jose | 1980 |
| Intel | Santa Clara | July 18, 1968 |
| Interactive Brokers | Greenwich | 1994 |
| Intercontinental Exchange | Atlanta | May 11, 2000 |
| International | Lisle | 1986 |
| International Flavors & Fragrances | New York City | 1958 |
| Interpublic Group of Companies | New York City | 1961 |
| Intuit | Mountain View | 1983 |
| IRobot | Bedford | 1990 |
| IShares | San Francisco | 2000 |
| ITT Corporation | Stamford | 1920 |
| J. B. Hunt | Lowell | 1961 |
| J. C. Penney | Plano | 1902 |
| Jack in the Box | San Diego | 1951 |
| Jakks Pacific | Malibu | 1995 |
| Jamba | Frisco | 1990 |
| Johnson & Johnson | New Brunswick | 1886 |
| Jones Lang LaSalle | Chicago, Aon Center | 1783 |
| Juniper Networks | Sunnyvale | February 6, 1996 |
| Kaman Corporation | Bloomfield, Connecticut | 1945 |
| Keurig Dr Pepper | Burlington | 2018 |
| KeyBank | Cleveland | 1825 |
| KLA Corporation | Milpitas | 1997 |
| Kohl's | Menomonee Falls | 1962 |
| Kraft Foods Inc. | Northfield | 1923 |
| Kraft Heinz | Pittsburgh | 2015 |