| Tulsa, OK | NELSON AUTO GROUP, LLC | 400 | 4 | 372 |
| Lewisville, TX | NELSON BROS. READY MIX, LTD | 159 | 3 | 232 |
| Oak Brook, IL | NEPHROLOGY ASSOCIATES OF NORTHERN ILLINOIS, LTD. | 372 | 7 | 1,734 |
| Houston, TX | NESTE US, INC. | 854 | 9 | 1,752 |
| Dallas, TX | NETHERLAND SEWELL & ASSOCIATES, INC. | 132 | 5 | 272 |
| Chicago, IL | NETWORK INNOVATIONS, INC. | 228 | 6 | 414 |
| Bolingbrook, IL | NEUCO, INC. | 258 | 6 | 354 |
| Boise, ID | NEW ALBERTSONS LP | 28,944 | 6 | 917 |
| Albuquerque, NM | NEW MEXICO PIPE TRADES | 1,284 | 4 | 1,542 |
| Huntsville, TX | NEW WAVERLY VENTURES, LTD | 183 | 2 | 150 |
| San Antonio, TX | NEW WORLD CAR CENTER INC. | 217 | 1 | 217 |
| Chicago, IL | NEW WORLD VAN LINES | 344 | 6 | 332 |
| Chicago, IL | NEWCASTLE INVESTORS | 122 | 8 | 163 |
| Chicago, IL | NEWLY WEDS FOODS, LLC | 2,730 | 11 | 665 |
| Plano, TX | NEWPOINT HOLDINGS JV LLC | 212 | 3 | 508 |
| Rolling Meadows, IL | NEWPORT INDUSTRIES, INC. | 148 | 2 | 322 |
| Los Alamos, NM | NEWPORT NEWS NUCLEAR BWXT - LOS ALAMOS LLC | 447 | 7 | 719 |
| Rochelle, IL | NEWS MEDIA CORPORATION | 62 | 2 | 43 |
| Richland Hills, TX | NEXTGEN HOLDINGS | 108 | 9 | 94 |
| Dallas, TX | NEXUS RECOVERY CENTER, INC. | 127 | 3 | 145 |
| Chicago, IL | NICOLAIDES FINK THORPE MICHAELIDES SULLIVAN LLP | 130 | 3 | 183 |
| Quincy, IL | NIEMANN FOODS INC | 1,459 | 6 | 1,147 |
| Midland, TX | NIGHTHAWK COMPLETION SERVICES LLC | 171 | 5 | 150 |
| Schaumburg, IL | NIPPON STEEL TRADING AMERICAS INC. | 106 | 3 | 236 |
| Dallas, TX | NITEO PRODUCTS, LLC | 150 | 2 | 269 |
| Allen, TX | NOBIS REHABILITATION PARTNERS, LLC | 1,529 | 8 | 1,667 |
| Chicago, IL | NOBLE NETWORK OF CHARTER SCHOOLS | 1,542 | 5 | 2,401 |
| Chicago, IL | NOCD, INC. | 590 | 4 | 852 |
| Dallas, TX | NOGALES PRODUCE, INC. | 151 | 4 | 86 |
| Hayward, CA | NOR-CAL MOVING SERVICES | 131 | 8 | 11 |
| Houston, TX | NORAM DRILLING COMPANY | 309 | 2 | 728 |
| Chicago, IL | NORDEX USA INC | 516 | 6 | 1,149 |
| Dallas, TX | NORTH DALLAS BANK & TRUST | 169 | 7 | 249 |
| Chicago, IL | NORTH FORK HOLDINGS, LLC DBA THE SHELBY GROUP | 0 | 7 | 206 |
| Oklahoma City, OK | NORTH OKLAHOMA COUNTY MENTAL HEALTH CENTER, INC. | 328 | 2 | 362 |
| Winnetka, IL | NORTH SHORE COUNTRY DAY SCHOOL | 123 | 3 | 207 |
| Houston, TX | NORTH SHORE SUPPLY COMPANY, INC. | 332 | 2 | 318 |
| Dallas, TX | NORTH TEXAS BEHAVIORAL AUTHORITY | 176 | 4 | 202 |
| Ponder, TX | NORTH TEXAS CONTRACTING, INC. | 403 | 5 | 914 |
| Miami, OK | NORTHEASTERN TRIBAL HEALTH SYSTEM | 205 | 3 | 295 |
| Geneva, IL | NORTHERN ILLINOIS FOOD BANK | 136 | 2 | 206 |
| Havre, MT | NORTHERN MONTANA HOSPITAL | 411 | 6 | 346 |
| Dallas, TX | NORTHPARK MANAGEMENT COMPANY | 101 | 6 | 231 |
| San Antonio, TX | NORTHSIDE AUTO GROUP, LLC | 511 | 2 | 492 |
| Irving, TX | NORTHSTAR ANESTHESIA, PA | 1,808 | 8 | 4,316 |
| Missoula, MT | NORTHSTAR MEDICAL MANAGEMENT, INC. | 136 | 6 | 195 |
| Woodward, OK | NORTHWEST CONCRETE PRODUCTS INC. | 136 | 2 | 286 |
| Rolling Meadows, IL | NORTHWEST ONCOLOGY & HEMATOLOGY, S.C. | 140 | 4 | 198 |
| Billings, MT | NORTHWEST PIPE FITTINGS, INC. | 148 | 2 | 265 |
| Milwaukee, WI | NORTHWESTERN MUTUAL FIELD ASSOCIATIONS | 10,304 | 5 | 20,517 |
| Evanston, IL | NORTHWESTERN UNIVERSITY | 12,557 | 11 | 16,908 |
| Chicago, IL | NORTHWESTERN UNIVERSITY SETTLEMENT ASSOCIATION | 154 | 2 | 178 |
| Dallas, TX | NORTHWOOD CLUB | 100 | 10 | 134 |
| Oak Brook, IL | NOVIPAX BUYER, LLC | 384 | 3 | 357 |
| Plano, TX | NPIC | 223 | 2 | 262 |
| Princeton, NJ | NRG AFFILIATE SERVICES, INC. | 4,951 | 11 | — |
| San Antonio, TX | NS BRANDS, LTD | 176 | 4 | 328 |
| Elk Grove Village, IL | NU WAY INDUSTRIES INC. | 236 | 2 | 236 |
| Bloomington, IL | NU-WAY TRANSPORTATION SERVICES, INC | 355 | 1 | 674 |
| Joliet, IL | NUMARK CREDIT UNION | 117 | 3 | 188 |
| Chicago, IL | NUMED EAST PEORIA LLC | 163 | 5 | 142 |
| Denton, TX | NUMED, INC. | 136 | 6 | 207 |
| Arlington, TX | NURSECORE MANAGEMENT SERVICES, LLC | 99 | 3 | 145 |
| Kalispell, MT | NWESTCO LLC | 298 | 2 | 298 |
| Saddle Brook, NY | NY DAILY NEWS ENTERPRISES, LLC | 119 | 8 | 164 |
| Austin, TX | NYLE MAXWELL OF AUSTIN, LLC | 195 | 4 | 293 |
| Austin, TX | O'CONNELL ROBERTSON AND ASSOCIATES, INC. DBA O'CONNELL ROBERTSON | 135 | 3 | 213 |
| Chicago, IL | O'HAGAN MEYER, LLC | 507 | 12 | 672 |
| Chicago, IL | O'KEEFE, REINHARD & PAUL LLC | 0 | 2 | — |
| Ontario, CA | O. W. LEE CO., INC. | 92 | 2 | 92 |
| Dallas, TX | O9 SOLUTIONS, INC. | 482 | 2 | 1,055 |
| Tulsa, OK | OAK TREE BENEFITS HEALTH PLAN | 87 | 4 | 205 |
| Houston, TX | OBJECTWIN TECHNOLOGY, INC. | 327 | 3 | 153 |
| Nashville, TN | OCCMD AMC PLATFORM HOLDINGS | 151 | 2 | 130 |
| Edmond, OK | OCEAN DENTAL CORPORATE OFFICE, INC. | 112 | 4 | 22 |
| San Antonio, TX | OCI ENTERPRISES INC. | 222 | 6 | 399 |
| Chicago, IL | OCIENT INC | 119 | 5 | 221 |
| Chicago, IL | OCTOBER THREE MANAGEMENT SERVICES INC. | 168 | 3 | 294 |
| Oklahoma City, OK | OGE ENERGY CORP. | 2,272 | 10 | 6,709 |
| Austin, TX | OHT PARTNERS, LLC | 185 | 2 | 332 |
| Oklahoma City, OK | OKLAHOMA BLOOD INSTITUTE | 820 | 8 | 1,107 |
| Tulsa, OK | OKLAHOMA CENTRAL CREDIT UNION | 216 | 3 | 216 |
| Norman, OK | OKLAHOMA CHILDREN AND YOUTH COALITION | 95 | 3 | 95 |
| Oklahoma City, OK | OKLAHOMA MENTAL HEALTH COUNCIL | 805 | 4 | 712 |
| Oklahoma City, OK | OKLAHOMA ROOFING & SHEET METAL, A TECTA AMERICA COMPANY, LLC | 165 | 3 | 138 |
| Oklahoma City, OK | OKLAHOMA ROOFING & SHEET METAL, LLC | 165 | 3 | 138 |
| Chicago, IL | OLD MISSION CAPITAL, LLC | 224 | 3 | 437 |
| Aurora, IL | OLD SECOND BANCORP, INC. | 877 | 4 | 1,253 |
| Bryan, TX | OLDHAM GOODWIN PAYROLL, LLC | 273 | 8 | 225 |
| Bourbonnais, IL | OLIVET NAZARENE UNIVERSITY | 456 | 5 | 853 |
| Geneva, IL | OLON INDUSTRIES INC (US) | 174 | 2 | 174 |
| Lincolnwood, IL | OMNIA HEALTHCARE GROUP LLC | 2,805 | 4 | 1,772 |
| Hurst, TX | ON DECK MANAGEMENT, LLC | 351 | 2 | 3,213 |
| Dallas, TX | ON TARGET SUPPLIES AND LOGISTICS, LTD | 242 | 3 | 212 |
| Dallas, TX | ONCOR ELECTRIC DELIVERY COMPANY LLC | 5,083 | 11 | 3,973 |
| Chicago, IL | ONE FAMILY ILLINOIS | 102 | 4 | 76 |
| Glendale Heights, IL | ONE STOP MAILING, LLC | 298 | 4 | 336 |
| The Woodlands, TX | ONE X, LLC | 204 | 3 | 450 |
| Chicago, IL | ONEGOAL | 218 | 3 | 328 |
| Missoula, MT | ONXMAPS, INC. | 439 | 4 | 895 |
| Abilene, TX | OPHTHALMOLOGY SPECIALISTS OF TEXAS, PLLC | 150 | 3 | 124 |
| Chicago, IL | OPPORTUNITY FINANCIAL LLC DBA OPPFI | 498 | 3 | 598 |
| Northbrook, IL | OPTICS PLANET, INC. | 293 | 5 | 405 |
| Glencoe, IL | OPTIMA, INC. | 113 | 4 | 156 |
| Wood Dale, IL | OPTO INTERNATIONAL, INC | 187 | 2 | 224 |
| Tulsa, OK | OPTRONICS INTERNATIONAL, LLC | 168 | 2 | 168 |
| Tulsa, OK | ORAL ROBERTS UNIVERSITY | 585 | 4 | 585 |
| Oklahoma City, OK | ORANGE POWER GROUP, LLC | 122 | 4 | 215 |
| Des Plaines, IL | ORTHODONTIC EXPERTS MANAGEMENT, LLC | 220 | 6 | 128 |
| Chicago, IL | OSTROW REISIN BERK & ABRAMS, LTD. | 281 | 4 | 281 |
| Houston, TX | OTF FITNESS PARTNERS HOUSTON | 240 | 7 | 240 |
| Austin, TX | OTTO BOCK HEALTHCARE LP | 967 | 4 | 1,451 |
| Carpentersville, IL | OTTO ENGINEERING, INC. | 518 | 8 | 876 |
| San Antonio, TX | OUR LADY OF THE LAKE UNIVERSITY | 368 | 5 | 368 |
| Austin, TX | OUTDOORSY, INC. | 141 | 2 | 223 |
| Chicago, IL | OUTER BANKS CAPITAL, INC. | 170 | 5 | 180 |
| Chicago, IL | OUTFORM GROUP, INC | 432 | 4 | 717 |
| Lewisville, TX | OVERHEAD DOOR CORPORATION | 3,501 | 4 | 4,714 |
| Addison, IL | OVERTON CHICAGO GEAR | 228 | 2 | 228 |
| Toledo, OH | OWENS CORNING | 17,933 | 12 | 146 |
| Plano, TX | OXEFIT INC | 106 | 2 | 155 |
| Tulsa, OK | OZARK STEEL, LLC | 116 | 2 | 172 |
| Cedar Hill, TX | P&W QUALITY MACHINE INC. | 94 | 2 | 126 |
| New York, NY | PACIFIC LANGHAM NY MANAGEMENT CORPORATION | 0 | 6 | 436 |
| Chicago, IL | PACIFIC MANAGEMENT, INC. | 132 | 9 | 176 |
| Lake Forest, IL | PACKAGING CORPORATION OF AMERICA | 15,481 | 9 | 45 |
| Lake Forest, IL | PACTIV EVERGREEN SERVICES INC. | 9,821 | 23 | 16,950 |
| Schaumburg, IL | PADDOCK PUBLICATIONS, INC. | 150 | 8 | 244 |
| San Antonio, TX | PAESANOS AT BASSE HOLDINGS LLP | 111 | 2 | 78 |
| Hope, AR | PAFFORD MEDICAL SERVICES, INC. | 958 | 5 | 15 |
| Austin, TX | PAIN SPECIALISTS OF AMERICA | 191 | 3 | 258 |
| Midland, TX | PALAFOX HOSPITALITY LTD. LA POSADA HOTEL/SUITES | 0 | 1 | — |
| Midland, TX | PALOMA PRESSURE CONTROL, LLC | 229 | 2 | 366 |
| Tinley Park, IL | PANDUIT CORP. | 1,509 | 11 | 515 |
| Temple, TX | PANEL SPECIALISTS, INC. | 132 | 4 | 178 |
| Irving, TX | PANINI AMERICA, INC. | 253 | 3 | 425 |
| Sanger, TX | PANTHEON CONSTRUCTION | 396 | 2 | 219 |
| Saint Charles, IL | PARENT PETROLEUM, INC. | 405 | 3 | 255 |
| Dallas, TX | PARIVEDA SOLUTIONS, INC. | 532 | 3 | 1,065 |
| Oklahoma City, OK | PARK ENERGY SERVICES, LLC | 101 | 5 | 237 |
| Oak Lawn, IL | PARK LAWN SCHOOL & ACTIVITY CENTER, INC. | 168 | 2 | 111 |
| Batavia, IL | PARKSITE INC. | 744 | 3 | 1,136 |
| Harwood Heights, IL | PARKWAY BANCORP INC. | 260 | 2 | 322 |
| Bulverde, TX | PARRISH & CO., INC. | 136 | 3 | 120 |
| Roanoke, IL | PARSONS COMPANY, INC. | 253 | 6 | 438 |
| Houston, TX | PARTNER INDUSTRIAL, LLC | 2,161 | 5 | 1,810 |
| Boerne, TX | PARTNERS COOP SERVICES, LLC | 52 | 5 | 107 |
| Downers Grove, IL | PASSIONATE CARE MANAGEMENT, LLC | 168 | 2 | 96 |
| Deer Park, TX | PATON ENGINEERS AND CONSTRUCTORS (US), INC. | 146 | 2 | 205 |
| Lisle, IL | PATRICK ENGINEERING INC. | 395 | 3 | 395 |
| Brownwood, TX | PATRIOT DOZER SERVICE LLC | 301 | 2 | 286 |
| Grapevine, TX | PATRIOT MOBILE LLC | 171 | 2 | 225 |
| Houston, TX | PATTERSON + SHERIDAN, LLP | 143 | 6 | 284 |
| Waco, TX | PATTILLO, BROWN & HILL, L.L.P. | 152 | 2 | 223 |
| Pawnee, OK | PAWNEE TRIBAL DEVELOPMENT CORPORATION | 110 | 3 | 83 |
| Chicago, IL | PAWS CHICAGO | 146 | 2 | 125 |
| Addison, IL | PAXXUS, INC. | 187 | 2 | 209 |
| Littlefield, TX | PAY AND SAVE, INC. | 1,633 | 5 | 1,633 |
| St Petersburg, FL | PAYCHEX BUSINESS SOLUTIONS LLC | 232,458 | 26 | 10,707 |
| Chicago, IL | PAYLINK PAYMENT PLANS, LLC | 120 | 3 | 99 |
| Schaumburg, IL | PAYLOCITY CORPORATION | 6,212 | 5 | 124 |
| Oak Park, IL | PCC COMMUNITY WELLNESS CENTER | 427 | 3 | 400 |
| Bloomindale, IL | PCTEL, INC. | 177 | 5 | 307 |
| Chicago, IL | PEARL MEYER PAYROLL, INC. | 132 | 8 | 261 |
| Dallas, TX | PEARL STREET DENTAL MANAGEMENT, LLC | 162 | 4 | 382 |
| Dallas, TX | PECAN DELUXE CANDY COMPANY | 258 | 2 | 132 |
| Itasca, IL | PECO PALLET, INC. | 459 | 3 | 575 |
| Johnson City, TX | PEDERNALES ELECTRIC COOPERATIVE, INC. | 919 | 8 | 2,633 |
| Northbrook, IL | PEDIATRUST, LLC | 185 | 2 | 155 |
| Belleville, IL | PEERLESS PREMIER APPLIANCE COMPANY | 123 | 2 | 73 |
| Lockhart, TX | PEGASUS SCHOOLS, INC. | 130 | 2 | 130 |
| Houston, TX | PEMBINA US CORPORATION | 268 | 2 | 729 |
| Houston, TX | PENTAGON FREIGHT SERVICES INC. | 114 | 2 | 150 |
| Austin, TX | PEOPLE'S COMMUNITY CLINIC | 293 | 4 | 419 |
| Barrington, IL | PEPPER CONSTRUCTION COMPANY | 635 | 6 | 1,326 |
| Purchase, NY | PEPSICO, INC. | 127,695 | 25 | 540 |
| Houston, TX | PERC ENGINEERING | 123 | 2 | 340 |
| Chicago, IL | PERFECT AIR HOLD CO, LLC DBA P1 SERVICE GROUP | 133 | 3 | 148 |
| St Charles, IL | PERFECT PLASTIC PRINTING CORPORATION | 314 | 6 | 292 |
| Pampa, TX | PERFEX CHEMICAL SOLUTIONS, LLC | 159 | 2 | 395 |
| Cleveland, TX | PERFORMANCE TRUCK | 312 | 4 | 427 |
| Irving, TX | PERIMETER GLOBAL LOGISTICS | 350 | 2 | 463 |
| The Woodlands, TX | PERMA-PIPE INTERNATIONAL HOLDINGS, INC. | 117 | 3 | 202 |
| Lombard, IL | PERNIX GROUP, INC. | 202 | 3 | 384 |
| Austin, TX | PERSONIFY, INC. | 174 | 2 | 299 |
| Longview, TX | PETERS CHEVROLET INC OCCUPATIONAL INJURY | 145 | 3 | 157 |
| Edmond, OK | PETRA INDUSTRIES, INC. | 135 | 3 | 155 |
| Austin, TX | PFLUGER ARCHITECTS, INC. | 191 | 2 | 214 |
| San Marcos, TX | PGM OF TEXAS | 177 | 2 | 274 |
| Chicago, IL | PH MEDIA (USA), INC | 106 | 9 | 172 |
| Texarkana, TX | PHARMA NOBIS, LLC | 130 | 2 | 142 |
| Chicago, IL | PHARMACANN USA | 1,717 | 3 | 1,712 |
| Frankfort, IL | PHILLIPS CHEVROLET, INC. | 203 | 1 | 203 |
| Oklahoma City, OK | PHILLIPS MURRAH P.C | 0 | 3 | — |
| Houston, TX | PHOENIX SERVICES LLC | 252 | 3 | 335 |
| Houston, TX | PHOENIX TECHNOLOGY SERVICES USA INC. | 427 | 4 | 1,251 |
| Greensboro, NC | PIEDMONT AVIATION COMPONENT SERVICES, LLC | 428 | 9 | 234 |
| Billings, MT | PIERCE FLOORING, INC. | 119 | 7 | 122 |
| Itasca, IL | PILLAR STAFFING, INC. | 203 | 5 | 220 |
| Countryside, IL | PILLARS COMMUNITY HEALTH | 232 | 3 | 264 |
| Houston, TX | PILOT WATER SOLUTIONS, LLC | 170 | 3 | 470 |
| Chicago, IL | PILSEN WELLNESS CENTER | 622 | 4 | 622 |
| Fort Worth, TX | PINE HEALTH MANAGEMENT, LLC | 136 | 4 | 7,480 |
| Dallas, TX | PINNACLE TECHNICAL RESOURCES | 612 | 4 | 1,003 |
| Midland, TX | PINTAIL ALTERNATIVE ENERGY, LLC | 358 | 3 | 1,052 |
| Roswell, NM | PIONEER BANK | 159 | 5 | 129 |
| Mchenry, IL | PIONEER CENTER FOR HUMAN SERVICES | 205 | 4 | 126 |
| Butte, MT | PIONEER TECHNICAL SERVICES, INC. | 128 | 2 | 160 |
| Kingfisher, OK | PIONEER TELEPHONE - HEALTH & WELFARE | 659 | 7 | 1,196 |
| Houston, TX | PIPE FITTERS LOCAL #211 WELFARE TRUST FUND | 2,255 | 4 | — |
| Tulsa, OK | PIPELINE EQUIPMENT, INC. | 99 | 7 | 160 |
| Westlake, TX | PIPELINE PLASTICS, LLC | 194 | 2 | 205 |
| Houston, TX | PIPING TECHNOLOGY & PRODUCTS, INC. | 447 | 29 | 328 |
| Houston, TX | PIPING TECHNOLOGY & PRODUCTS, INC. | 587 | 4 | 445 |
| Addison, IL | PIRTANO CONSTRUCTION COMPANY, LLC | 96 | 5 | 176 |
| San Antonio, TX | PIVOT DENTAL MANAGEMENT, LLC | 215 | 3 | 205 |
| El Paso, TX | PIZZA PROPERTIES, INC | 519 | 4 | 519 |
| Lubbock, TX | PLAINS COTTON COOPERATIVE ASSOCIATION | 155 | 3 | 232 |
| Hoffman Estates, IL | PLANMECA USA, INC. | 237 | 9 | 445 |
| Chicago, IL | PLANNED PARENTHOOD OF ILLINOIS | 305 | 2 | 392 |
| Mustang, OK | PLASTER AND WALD CONSULTING CORP | 161 | 3 | 271 |
| Hoffman Estates, IL | PLOTE CONSTRUCTION INC. | 130 | 6 | 203 |
| Lagrange Park, AL | PLYMOUTH PLACE, INCORPORATED | 237 | 3 | 259 |
| Warrenville, IL | PLYMOUTH TUBE COMPANY | 527 | 6 | 793 |
| Naperville, IL | PMA FINANCIAL NETWORK, LLC | 182 | 2 | 324 |
| Miami, FL | PMC, LLC | 513 | 26 | 377 |
| Streator, IL | PMW HOLDINGS INC | 216 | 3 | 395 |
| Polo, IL | PNC, INC. | 104 | 2 | 115 |
| Flint, TX | PNEUMATECH SAFETY SYSTEMS, INC. | 150 | 8 | 179 |
| Mckinney, TX | POGUE CONSTRUCTION CO., LP | 261 | 2 | 574 |
| Giddings, TX | POLR FURNISHINGS, LLC | 120 | 4 | 156 |
| Healdton, OK | POLYMATE LLC | 28 | 1 | 28 |
| Richardson, TX | POLYTRONIX, INC. | 112 | 2 | 131 |
| Center, TX | PORT-A-COOL, LLC | 135 | 6 | 217 |
| Elk Grove Village, IL | PORTE BROWN LLC | 286 | 5 | 286 |
| Oklahoma City, OK | POSITIVE IMPACT TEAMS | 200 | 2 | 190 |
| Chicago, IL | POWER CONSTRUCTION COMPANY, LLC | 445 | 10 | 1,322 |
| Liberty, TX | POWER LIGHTING & CONTROL CONSTRUCTION, INC. | 195 | 3 | 209 |
| Bedford Park, IL | POWER STOP, LLC | 472 | 3 | 470 |
| Loves Park, IL | POWERTRAIN ROCKFORD, INC. | 410 | 5 | 413 |
| Buffalo Grove, IL | PPC FLEX, LLC | 971 | 7 | 1,038 |
| Chicago, IL | PRA EVENTS, INC. | 283 | 2 | 350 |
| Rockford, IL | PRAIRIE STATE LEGAL SERVICES, INC. | 197 | 2 | 257 |
| Gibsonton, FL | PRECISION BUILD SOLUTIONS, LLC | 284 | 8 | 99 |
| Shawnee, OK | PREFERRED MANAGEMENT CORPORATION | 539 | 5 | 625 |
| Buffalo Grove, IL | PREMIER DESIGN + BUILD GROUP, LLC | 104 | 3 | 242 |
| Skokie, IL | PREMIER HEALTHCARE MANAGEMENT, LLC | 147 | 2 | 78 |
| Richardson, TX | PREMIER IT SOLUTIONS LLC | 206 | 1 | 206 |
| City Of Industry, CA | PREMIO, INC. | 136 | 3 | 2 |
| Skokie, IL | PRESBYTERIAN HOMES | 790 | 2 | 772 |
| Santa Fe, NM | PRESBYTERIAN MEDICAL SERVICES | 1,342 | 9 | 993 |
| San Antonio, TX | PRESIDIAN DESTINATIONS, LTD | 489 | 3 | 465 |
| Artesia, NM | PRESTIGE EQUIPMENT RENTALS, LLC | 0 | 3 | 149 |
| Richardson, TX | PRICETRACE LLC | 95 | 5 | 133 |
| Lubbock, TX | PRIMARY UTILITY SERVICES, LLC | 165 | 2 | 235 |
| Houston, TX | PRIME DOWNHOLE MANUFACTURING, LLC | 92 | 2 | 179 |
| Chicago, IL | PRIMECARE COMMUNITY HEALTH, INC. | 417 | 4 | 330 |
| Sugar Land, TX | PRIMEFLIGHT AVIATION SERVICES, INC. | 3,625 | 7 | 2,513 |
| Chicago, IL | PRIMERA ENGINEERS, LTD. | 229 | 2 | 412 |
| Carol Stream, IL | PRINCE INDUSTRIES LLC | 208 | 3 | 210 |
| San Angelo, TX | PRINCIPAL LIGHTING GROUP | 122 | 3 | 132 |
| Houston, TX | PRINCIPLE HS, LLC | 145 | 3 | 209 |
| Carol Stream, IL | PRINOVA US LLC | 912 | 6 | 1,244 |
| Houston, TX | PRIVIA MEDICAL GROUP - GULF COAST | 477 | 7 | 294 |
| Denton, TX | PRODIGY HVAC, LLC | 0 | 2 | 224 |
| Conroe, TX | PROFESSIONAL DIRECTIONAL ENTERPRISES | 366 | 5 | 952 |
| Belleville, IL | PROFESSIONAL THERAPY SERVICES, INC. | 206 | 4 | 166 |
| Houston, TX | PROGRESO, LLC | 1,219 | 2 | 1,219 |
| Chicago, IL | PROJECT MANAGEMENT ADVISORS, INC. | 146 | 3 | 324 |
| Rock Island, IL | PROJECT NOW, INC. | 117 | 6 | 84 |
| Chicago, IL | PROJECT44, LLC | 259 | 3 | 482 |
| Northbrook, IL | PROMAN GROUP, INC. | 875 | 13 | 327 |
| Carrollton, TX | PROPELLED BRANDS FRANCHISING LLC | 258 | 2 | 306 |
| Houston, TX | PROSERV OPERATIONS, INC. | 71 | 2 | 203 |
| Houston, TX | PROSERVANCHOR CRANE GROUP | 116 | 2 | 149 |
| Sugar Land, TX | PROSPERITY BANK | 3,591 | 6 | 3,929 |
| Tinley Park, IL | PROVEN BUSINESS SYSTEMS | 330 | 2 | 510 |
| South Holland, IL | PROVIDENCE BANK & TRUST | 190 | 4 | 245 |
| Dallas, TX | PROVIDENT REALTY ADVISORS, INC. | 209 | 3 | 393 |
| Broken Bow, OK | PRUETT'S FOOD, INC. | 491 | 3 | 316 |
| Grapevine, TX | PSL ASSOCIATES, LLC | 1,521 | 2 | 1,216 |
| Palatine, IL | PTS CORP. | 219 | 1 | 273 |
| Oklahoma City, OK | PUBLIC STRATEGIES, INC. | 224 | 3 | 272 |
| Albuquerque, NM | PUEBLO OF ISLETA | 1,502 | 8 | 1,051 |
| Austin, TX | PURPLE COMMUNICATIONS, INC. | 499 | 6 | 1,032 |
| Chicago, IL | Q-CENTRIX LLC | 981 | 3 | 1,191 |
| Midland, TX | Q2 ARTIFICIAL LIFT SERVICES LLC | 340 | 5 | 735 |
| Harwood Heights, IL | QCC, LLC | 182 | 5 | 204 |
| Irving, TX | QEO GROUP, LLC | 125 | 3 | 217 |
| Lombard, IL | QSR SERVICES, LLC | 118 | 2 | 276 |
| New Lenox, IL | QUAD PLUS LLC | 266 | 4 | 500 |
| Pflugerville, TX | QUALICO DEVELOPMENTS (U.S.), INC. | 135 | 2 | 244 |
| Itasca, IL | QUALITAS MANUFACTURING INC. | 89 | 3 | 124 |
| Guymon, OK | QUALITY INTEGRATED SERVICES INC. | 176 | 6 | 265 |
| Houston, TX | QUANTA SERVICES MANAGEMENT PARTNERSHIP, L.P. | 29,938 | 9 | 45,631 |
| Austin, TX | QUANTIC ELECTRONICS, LLC | 783 | 6 | 1,008 |
| Chicago, IL | QUANTITATIVE RISK MANAGEMENT, INC. | 167 | 4 | 475 |
| Houston, TX | QUANTLAB FINANCIAL, LLC | 124 | 3 | 351 |
| Morton Grove, IL | QUANTUM COLOR GRAPHICS, LLC | 225 | 3 | 225 |
| Houston, TX | QUANTUM ENERGY PARTNERS, LLC | 157 | 2 | 370 |