| Northwest Media Collective | |
| Northwest Medical Isotopes, LLC | |
| Northwest Missouri State University | Missouri |
| Northwest Nazarene University | Idaho |
| Northwest Performance Software, Inc. | Washington |
| Northwest PK Solutions | |
| Northwest Software Technologies, Inc. | Washington |
| Northwest Software, Inc. | Oregon |
| Northwest Technical College | Minnesota |
| Northwest Technical Institute | Arkansas |
| Northwest Technology Ventures | Oregon |
| Northwest Web Creation Company | |
| NorthwestCell | Missouri |
| Northwestern College | Iowa |
| Northwestern Michigan College | Michigan |
| Northwestern Mutual | |
| Northwestern Oklahoma State University Mathematics and Computer Science | Oklahoma |
| Northwestern State University of Louisiana | Louisiana |
| Northwestern University Bio-inspired Sensors and Optoelectronics Laboratory | Illinois |
| Northwestern University Computer Science | Illinois |
| Northwestern University Electrical and Computer Engineering | Illinois |
| Northwestern University Institute for Quantum Information Research and Engineering | Illinois |
| Northwestern University Mathematics Department | Illinois |
| Northwind Climate | |
| NorthWing Digital | |
| Northwire, Inc. | Wisconsin |
| Northwood Space | |
| Northwood University | Michigan |
| Northwood Ventures | New York |
| Northwoods | Wisconsin |
| Northwoods Software | New Hampshire |
| Nortis, Inc. | Washington |
| Norton | Arizona |
| Norton Advertising | |
| NortonLifeLock, Inc. | Arizona |
| Nortridge Software, LLC | California |
| NORWEST Corporation | |
| Norwest Venture Partners | California |
| Norwich Solar Technologies, Inc. | Vermont |
| Norwich University | Vermont |
| Norwood Medical | |
| Nosis Biosciences | |
| Nossi College of Art & Design | Tennessee |
| Nostopharma, LLC | |
| Nostra, Inc. | California |
| Nostrum Laboratories, Inc. | |
| Nostrum, Inc. | |
| Not Another Agency | |
| Not Just Website | |
| Not Just Websites, LLC | |