| YP LLCYP.com | The Real Yellow Pages | Marketing and Advertising | Tucker | GA | > $1B |
| YP LLC.YP.com | The Real Yellow Pages | Marketing and Advertising | Tucker | GA | $0 - 1M |
| | Computer Software | | | |
| | Staffing and Recruiting | Hyderabad | AP | $50 - 100M |
| | Marketing and Advertising | New York | NY | $0 - 1M |
| YapStoneOnline Payment Processing - YapStone, Payment Service Provider | Information Technology and Services | Walnut Creek | CA | $100 - 250M |
| Year UpYear Up - Closing the Opportunity Divide | Nonprofit Organization Management | Boston | MA | $0 - 1M |
| YnovCampusYnov | Carrefour des formations aux métiers du numérique. | Higher Education | Mérignac, Nouvelle Aquitaine | | |
| YapmoYapmo | Your Central Hub for Collaboration & Communication | Computer Software | Chicago | IL | $0 - 1M |
| | Industrial Automation | West Carrollton | OH | $100 - 250M |
| | Industrial Automation | Saint-Aignan-Grandlieu, Pays de la Loire | | |
| Ypulse, Inc.Youth Marketing, Millennial Marketing and Millennial Research | Ypulse | Marketing and Advertising | New York | NY | $1 - 10M |
| | Renewables & Environment | Lawrence | MA | $50 - 100M |
| | Sports | Loughborough | Leicestershire | $10 - 50M |
| YellowFolderElectronic Records Management System for K-12 Schools | Education Management | Dallas | TX | |
| | Philanthropy | Blacksburg | VA | $0 - 1M |
| | Real Estate | Minneapolis | MN | $0 - 1M |
| | Consumer Electronics | CORAL GABLES | FL | $0 - 1M |
| | Computer Software | Redwood City | CA | $0 - 1M |
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| | | | | |
| | Nonprofit Organization Management | San Antonio | TX | $0 - 1M |
| Youth HorizonsYouth Horizons - Mentoring Program and Residential Program | Nonprofit Organization Management | WICHITA | KS | $0 - 1M |
| | Retail | Stevensville | MD | $0 - 1M |
| | Computer Software | Greenacres | FL | $0 - 1M |
| | Financial Services | Aventura | FL | $1 - 10M |
| | | | | |
| | Consumer Services | Henrico | VA | $0 - 1M |