| Northwest Retirement Plan Consultants, LLC | US | — | 1 |
| Northwest University | US | — | 1 |
| Northwestern Community Services Board | US | Healthcare | 1 |
| Northwestern Health Sciences | US | — | 2 |
| Northwestern Mutual | US | — | 1 |
| Northwood Inc. | US | — | 1 |
| Northwoods League, Inc. | US | — | 1 |
| Northwoods Surgery Center | US | Healthcare | 1 |
| Norton Healthcare, Inc. | US | — | 1 |
| Norton Life Lock, Inc. | US | — | 1 |
| Nortrax Inc | US | — | 1 |
| Norwalk La Mirada Unified School District | US | — | 1 |
| Norway Savings Bank | US | — | 1 |
| Norwex USA, Inc. | US | — | 2 |
| Norwich University | US | — | 1 |
| Norwood, Armstrong & Stokes, | US | — | 1 |
| Norwood Clinic | US | — | 1 |
| Norwood Hospital | US | — | 3 |
| Norwood School, Inc. | US | — | 1 |
| Notions Marketing Corporation | US | — | 1 |
| Notorious Topco, LLC DBA | US | — | 1 |
| Notre Dame de Namur University | US | — | 1 |
| Nottingham Village | US | Healthcare | 1 |
| Nottinghamshire County Council | GB | — | 1 |
| Nottinghamshire Police | GB | — | 1 |
| Nova Biomedical | US | — | 2 |
| Nova Recovery Center, LLC d/b/a Nova Recovery Center | US | Healthcare | 1 |
| Nova Scotia Power | US | — | 1 |
| Nova Southeastern University | US | — | 1 |
| Novartis Pharmaceuticals Corporation | US | — | 1 |
| Novartis Pharmaceuticals Corporation (The Lash Group, LLC) | US | — | 1 |
| Novation Settlement Solutions | US | — | 1 |
| Novato Unified School District | US | — | 1 |
| Noveske Rifleworks LLC | US | — | 1 |
| Novo Nordisk, Inc. | US | — | 1 |
| Novocure Inc. | US | Healthcare | 1 |
| NOW Health Group, Inc. | US | — | 1 |
| NPK Construction Equipment, Inc. | US | — | 1 |
| NPK International Inc. | US | Professional Services | 2 |
| NPS Corporation | US | — | 1 |
| NRI USA, LLC | US | — | 1 |
| NS Leasing LLC | US | — | 1 |
| NSC Technologies | US | — | 2 |
| NSE Insurance Agencies | US | — | 1 |
| NSi Industries, LLC | US | — | 1 |
| NSTAR Electric Company dba | US | — | 1 |
| NTCA-The Rural Broadband | US | — | 2 |
| Nth Degree Investment Group | US | — | 2 |
| NTI | US | — | 1 |
| NTrust Infotech | US | — | 1 |
| NTS Holding Corporation | US | — | 2 |
| NTT DATA Americas, Inc. | US | — | 1 |
| NTT DATA Americas, Inc. on behalf of PBI Research Services | US | — | 1 |
| Nuance Communications, Inc. | US | — | 1 |
| Nuance Communications, Inc., o/b/o certain data controllers | US | — | 1 |
| Nucar Toyota of Norwood | US | — | 1 |
| NUCOR CORP | US | Manufacturing | 3 |
| NuLife Med, LLC | US | — | 1 |
| Number One Insurance Agency | US | — | 1 |
| Numerix LLC | US | — | 1 |
| Numrich Gun Parts Corporation | US | — | 2 |
| Nuna Baby Essentials, Inc | US | — | 3 |
| Nune Khachatrian CPA, P.C./Town CPA | US | — | 1 |
| NuPath, Inc. | US | — | 1 |
| Nura PLLC | US | Healthcare | 1 |
| Nursa | US | — | 1 |
| Nusbaum Insurance Agency | US | — | 1 |
| Nutex Health Inc. | US | Professional Services | 1 |
| Nutiva, Inc | US | — | 1 |
| Nutraceutical Wellness Inc. dba Nutrafol | US | — | 1 |
| Nutranext | US | — | 1 |
| Nutrex Hawaii, Inc. | US | — | 1 |
| Nutritional Medicinals, LLC DBA | US | — | 1 |
| NUVISTA FEDERAL CREDIT | US | — | 1 |
| NVE Bank | US | — | 1 |
| Nvidia Corporation | US | Technology | 1 |
| NVNA and Hospice | US | — | 2 |
| NYC Health + Hospitals | US | Healthcare | 1 |
| NYDIG Execution LLC & NYDIG | US | — | 1 |
| NYR Organic, Inc. | US | — | 2 |
| NYSARC Inc., Onondaga County | US | — | 1 |
| O. Berk Company of New England LLC | US | — | 1 |
| O'Brien & Ryan, LLP | US | — | 1 |
| O¶Brien Wealth Partners, LLC | US | — | 1 |
| O’Connor Corporation | US | — | 1 |
| O'Hagan Meyer, LLC | US | — | 1 |
| O'Leary-Guth Law Office, S.C. | US | — | 1 |
| O'Neal Industries, Inc. | US | — | 2 |
| O’Neill Wetsuits, L.L.C. | US | — | 1 |
| OAC 550 Owner LLC | US | — | 1 |
| Oahu Publications, Inc. | US | — | 1 |
| Oak Hill | US | — | 1 |
| Oak Ridge Associated Universities | US | — | 1 |
| Oak River Insurance Company | US | — | 1 |
| Oak Valley Community Bank | US | — | 2 |
| Oak Valley Hospital District | US | — | 1 |
| Oak View Group | US | — | 4 |
| Oak View Groups | US | — | 1 |
| Oakdale Ear Nose & Throat PA d/b/a Minnesota ENT | US | Healthcare | 1 |
| Oakdale Ear Nose & Throat PA dba Minnesota ENT | US | — | 1 |
| Oakland Museum of California | US | — | 2 |
| Oakland Smile Dental | US | — | 1 |
| Oakmont Capital Holdings LLC d/b/a Oakmont Capital Services | US | — | 1 |
| Oakwood Bank | US | — | 1 |
| Oakwood Lutheran Senior Ministries, Inc. | US | Healthcare | 1 |
| OANDA Corporation | US | — | 1 |
| OB-GYN Associates | US | — | 2 |
| OB-GYN Associates, Ltd. dba OBGYN Associates | US | Healthcare | 1 |
| Obagi Cosmeceuticals LLC | US | — | 1 |
| Ober Holding LLC | US | — | 1 |
| Oberlin College | US | — | 1 |
| OBI Seafoods, LLC | US | — | 2 |
| Observer Media Group Inc. | US | — | 1 |
| OCAT, LLC dba Evoke Wellness at Hilliard | US | Healthcare | 1 |
| Occidental College | US | — | 1 |
| Ocean Edge Resort and Golf Club | US | — | 1 |
| Ocean House Management | US | — | 1 |
| Oceanair, Inc. | US | — | 1 |
| Oceaneering International, Inc. | US | Manufacturing | 1 |
| Oceanside Glasstile Company | US | — | 1 |
| Ocelot Ventures, LLC dba Excelas | US | Healthcare | 1 |
| OCH Regional Medical Center | US | — | 1 |
| Ochsner LSU Health – Regional Urology | US | Healthcare | 1 |
| Ocracoke Health Center, Inc. | US | — | 1 |
| OCS America, Inc. | US | — | 1 |
| Octagon, Inc. | US | — | 1 |
| Octapharma Plasma, Inc. | US | — | 2 |
| Ocuco | US | — | 2 |
| Oculus Pathology | US | — | 1 |
| Oculus Pathology | US | Healthcare | 1 |
| OCuSOFT Inc. | US | — | 1 |
| Ocusun, LLC | US | — | 1 |
| ODIN Intelligence, Inc. | US | — | 1 |
| OE Federal Credit Union | US | — | 1 |
| OEC Freight Companies Inc. | US | — | 1 |
| OEConnection LLC | US | — | 2 |
| Off the Chain Capital | US | — | 1 |
| Office of Personnel Management | US | — | 2 |
| Office of the Comptroller of the | US | — | 1 |
| Offit Kurman | US | — | 1 |
| Ogi Networks Limited | GB | — | 1 |
| Oglethorpe, Inc. | US | Healthcare | 3 |
| Ohio Historical Society | US | — | 1 |
| Ohio Living | US | Healthcare | 2 |
| Ohio Lottery | US | — | 2 |
| OhioGuidestone | US | — | 1 |
| OHL North America | US | — | 1 |
| Ohlone Community College District | US | — | 1 |
| Oilandgasjobsearch.com Limited | US | — | 1 |
| OK Foods, Inc. | US | — | 1 |
| Okanogan Behavioral HealthCare | US | — | 1 |
| Oki Data Americas | US | — | 1 |
| Oklahoma City Housing Authority | US | — | 1 |
| Oklahoma City Indian Clinic | US | — | 1 |
| Oklahoma City University | US | — | 2 |
| Oklahoma Department of | US | — | 1 |
| Oklahoma Department of Securities | US | — | 2 |
| Oklahoma Dept. of Securities | US | — | 1 |
| Oklahoma Health Care Authority Employees Group Insurance Division | US | Healthcare | 1 |
| Oklahoma State University Foundation | US | — | 1 |
| Oklahoma Student Loan Authority | US | — | 1 |
| Oklahoma Tax Commission | US | — | 2 |
| Okta Inc | US | Technology | 2 |
| Old City Coffee, Inc. | US | — | 1 |
| Old Colony YMCA | US | — | 1 |
| Old Dutch Foods, Inc. | US | — | 1 |
| Old Edwards Hospitality Group | US | — | 1 |
| Old National Events Plaza | US | — | 1 |
| Old Point National Bank | US | — | 1 |
| Old Trail School | US | — | 1 |
| Oldfields School | US | — | 1 |
| OLE Health (DBA CommuniCare + OLE) | US | — | 1 |
| Olema Pharmaceuticals, Inc. | US | Pharma | 1 |
| Olenick & Associates, Inc. | US | — | 1 |
| Oliff, PLC | US | — | 1 |
| Olinsky & Associates PLLC | US | — | 1 |
| Oliver Companies | US | — | 1 |
| Oliver Street Dermatology Management LLC | US | Healthcare | 1 |
| Olson & Co Steel | US | — | 1 |
| Olson Remcho LLP | US | — | 1 |
| Olsson, Inc. | US | — | 1 |
| Olympia School District | US | — | 1 |
| Olympic College Foundation | US | — | 1 |
| Olympus Corporation of the | US | — | 1 |
| Olympus Corporation of the Americas | US | — | 1 |
| OLYMPUS FINANCIAL | US | — | 1 |
| Olympus Group | US | — | 1 |
| Omaha Hotels, Inc. | US | — | 1 |
| Omaha National Underwriters | US | — | 1 |
| Omaha Surgical Center | US | Healthcare | 1 |
| Omnex Group, Inc | US | — | 1 |
| Omni Agent Solutions Inc. | US | — | 1 |
| Omni Family Health | US | — | 2 |
| Omni Healthcare Financial Holdings | US | — | 2 |
| Omni Hotels & Resorts | US | — | 1 |
| Omnicell, Inc. | US | Technology | 1 |
| OmniTRAX, Inc. | US | — | 1 |
| OmniVision Technologies, Inc. | US | — | 2 |
| On Deck Capital, Inc. | US | — | 1 |
| On Demand Staffing, Inc | US | — | 1 |