| $150,000–350,000 | PART TIME PROS | TULSA, OK | Regent Bank |
| $350,000–1 million | PATHOLOGY LABORATORY ASSOCIATES INC | TULSA, OK | BOKF, National Association |
| $150,000–350,000 | PATRICK HOME CARE LLC | TULSA, OK | First Pryority Bank |
| $150,000–350,000 | PATTON ENTERPRISES, INC | TULSA, OK | Bank of America, National Association |
| $350,000–1 million | PAUL DAVIS SYSTEMS OF TULSA, INC | TULSA, OK | Arvest Bank |
| $2–5 million | PAUL TRANSPORTATION | TULSA, OK | TBK Bank, SSB |
| $350,000–1 million | PAYNE-HUBER ENGINEERING, INC. | TULSA, OK | Firstar Bank |
| $150,000–350,000 | PBX CORPORATION | TULSA, OK | Arvest Bank |
| $150,000–350,000 | PDG, LLC | TULSA, OK | Commerce Bank |
| $150,000–350,000 | PEACE ACADEMY | TULSA, OK | Arvest Bank |
| $350,000–1 million | PEDIATRIC AND ADOLESCENT CARE, LLP | TULSA, OK | First Oklahoma Bank |
| $350,000–1 million | PEDIATRIC CARDIOLOGY OF OKLAHOMA PLLC | TULSA, OK | Triad Bank, National Association |
| $350,000–1 million | PEDIATRIC OPHTHALMOLOGY INC | TULSA, OK | BancFirst |
| $150,000–350,000 | PEDIATRIC SPECIALISTS OF TULSA, PLLC | TULSA, OK | Firstar Bank |
| $150,000–350,000 | PEDISTAT, PLLC | TULSA, OK | International Bank of Commerce |
| $2–5 million | PEI INDUSTRIES, LLC | TULSA, OK | Peoples Bank |
| $150,000–350,000 | PENCORE ENGINEERING & CONSULTANTS, LLC | TULSA, OK | American Bank and Trust Company |
| $350,000–1 million | PERFORMANCE.ROOFING INCORPORATE | TULSA, OK | Mabrey Bank |
| $150,000–350,000 | PERRINE, REDEMANN, BERRY, TAYLOR & FRETTE, PLLC | TULSA, OK | MidFirst Bank |
| $150,000–350,000 | PERSIMMON RIDGE LLC | TULSA, OK | First Oklahoma Bank |
| $350,000–1 million | PETROSOURCE LLC | TULSA, OK | BOKF, National Association |
| $350,000–1 million | PHILBROOK MUSEUM OF ART | TULSA, OK | Blue Sky Bank |
| $150,000–350,000 | PHILLIPS + GOMEZ, INC. | TULSA, OK | BOKF, National Association |
| $2–5 million | PHOENIX HEALTHCARE LLC | TULSA, OK | BancFirst |
| $350,000–1 million | PHOENIX REHAB, LLC | TULSA, OK | BancFirst |
| $150,000–350,000 | PHOS GROUP, LLC | TULSA, OK | Central Bank of Oklahoma |
| $150,000–350,000 | PHYSICAL REHABILITATION CENTER ON MINGO LLC | TULSA, OK | First Oklahoma Bank |
| $150,000–350,000 | PINNACLE INDUSTRY LLC | TULSA, OK | Stride Bank, National Association |
| $150,000–350,000 | PINNACLE MANAGEMENT GROUP, INC. | TULSA, OK | First United Bank and Trust Company |
| $150,000–350,000 | PINSTON'S TURF SERVICES, INC. | TULSA, OK | Arvest Bank |
| $350,000–1 million | PIPEGLOVE LLC | TULSA, OK | Security Bank |
| $150,000–350,000 | PLAN B SERVICES & SOLUTIONS, LLC | TULSA, OK | First Oklahoma Bank |
| $150,000–350,000 | PLASTIC ENGINEERING COMPANY OF TULSA INC | TULSA, OK | Arvest Bank |
| $1–2 million | PLATINUM MECHANICAL, LLC | TULSA, OK | Mabrey Bank |
| $150,000–350,000 | PLATINUM VENTURES, INC | TULSA, OK | Mabrey Bank |
| $150,000–350,000 | PLAYLATER INC. | TULSA, OK | The City National Bank and Trust Company of Lawton, Oklahoma |
| $150,000–350,000 | PM TULSA, LLC | TULSA, OK | Bank of America, National Association |
| $150,000–350,000 | POOL CREATIONS, INC | TULSA, OK | RCB Bank |
| $150,000–350,000 | POTTER'S CARE SERVICES, LLC | TULSA, OK | Mabrey Bank |
| $350,000–1 million | POWER & CONTROL ENGINEERING SOLUTIONS | TULSA, OK | Blue Sky Bank |
| $350,000–1 million | PPT SOLUTIONS LLC | TULSA, OK | First Oklahoma Bank |
| $150,000–350,000 | PRACTICE EVOLUTIONS LLC | TULSA, OK | First Oklahoma Bank |
| $150,000–350,000 | PRAETORIA GROUP | TULSA, OK | MidFirst Bank |
| $350,000–1 million | PRAIRIE GAS COMPANY OF OKLAHOMA LLC | TULSA, OK | TransPecos Banks, SSB. |
| $350,000–1 million | PRAY WALKER PC | TULSA, OK | Commerce Bank |
| $150,000–350,000 | PREAUS LANDSCAPE OF TULSA L.L.C. | TULSA, OK | Central Bank of Oklahoma |
| $150,000–350,000 | PRECISION ENGINEERING, LLC | TULSA, OK | RCB Bank |
| $150,000–350,000 | PRECISION EQUITY LLC | TULSA, OK | Mabrey Bank |
| $150,000–350,000 | PRECISION PAIN MANAGEMENT, LLC | TULSA, OK | MidFirst Bank |
| $150,000–350,000 | PREFERRED BUSINESS SYSTEMS, LLC AND COPY WORLD BUSINESS SOLUTIONS, LLC | TULSA, OK | Triad Bank, National Association |
| $150,000–350,000 | PREMIER LIGHTING SALES INC | TULSA, OK | Bank of the West |
| $150,000–350,000 | PREMIER ORTHOPEDIC SPECIALISTS OF TULSA, LLC | TULSA, OK | Yorktown Bank |
| $150,000–350,000 | PREMIERE INTERIORS, LLC | TULSA, OK | Arvest Bank |
| $150,000–350,000 | PREMIERFLOW, LLC | TULSA, OK | BOKF, National Association |
| $350,000–1 million | PRESCOR LLC | TULSA, OK | First Oklahoma Bank |
| $350,000–1 million | PRESTON-EASTIN, INC. | TULSA, OK | Enterprise Bank & Trust |
| $350,000–1 million | PRICE FAMILY PROPERTIES, LLC | TULSA, OK | Arvest Bank |
| $2–5 million | PRIME INDUSTRIAL RECRUITERS,IN | TULSA, OK | Mabrey Bank |
| $1–2 million | PRIMEFORCE INC | TULSA, OK | Mabrey Bank |
| $350,000–1 million | PRIORITY STAFFCORP, LLC | TULSA, OK | Triad Bank, National Association |
| $350,000–1 million | PRL MANUFACTURING INC | TULSA, OK | Grand Bank |
| $150,000–350,000 | PRO PIPING & FABRICATION LLC | TULSA, OK | Mabrey Bank |
| $350,000–1 million | PRO-MOW LAWN AND LANDSCAPE, LLC | TULSA, OK | Triad Bank, National Association |
| $1–2 million | PROCESS MANUFACTURING CO.,INC. | TULSA, OK | Grand Bank |
| $150,000–350,000 | PROCRAFT MASONRY, LLC | TULSA, OK | RCB Bank |
| $150,000–350,000 | PROFESSIONAL BENEFIT ADMINISTRATORS WEST, LLC | TULSA, OK | Firstar Bank |
| $150,000–350,000 | PROFESSIONAL FABRICATORS INC | TULSA, OK | Central Bank of Oklahoma |
| $350,000–1 million | PROFESSIONAL IMAGE INC | TULSA, OK | Central Bank of Oklahoma |
| $150,000–350,000 | PROGRAM MANAGEMENT GROUP LLC | TULSA, OK | Regent Bank |
| $150,000–350,000 | PROGRESSIVE MACHINE TOOLS | TULSA, OK | BancFirst |
| $150,000–350,000 | PROSOURCE OF TULSA, LLC | TULSA, OK | Security Bank |
| $150,000–350,000 | PROTOS, INC | TULSA, OK | Bank of Commerce |
| $1–2 million | PRYER AEROSPACE, LLC | TULSA, OK | Mabrey Bank |
| $350,000–1 million | PT ENTERPRISES LLC | TULSA, OK | Security Bank |
| $150,000–350,000 | PUB W- 61ST & YALE, L.L.C. | TULSA, OK | BancFirst |
| $350,000–1 million | PUBLICAN LLC | TULSA, OK | Security Bank |
| $150,000–350,000 | PULMONARY MEDICINE ASSOCIATES INC | TULSA, OK | Chickasaw Community Bank |
| $150,000–350,000 | PULSE-BAC VACUUM SYSTEMS LLC | TULSA, OK | AVB Bank |
| $150,000–350,000 | QUAL-TRON INC | TULSA, OK | Bank of America, National Association |
| $150,000–350,000 | QUALITY FIRST PHARMACY | TULSA, OK | MidFirst Bank |
| $350,000–1 million | QUALITY PLATING COMPANY OF TULSA, INC. | TULSA, OK | Arvest Bank |
| $150,000–350,000 | QUALITY STEEL COATINGS CORP. | TULSA, OK | Security Bank |
| $150,000–350,000 | QUANTUM ENERGY, INC | TULSA, OK | SpiritBank |
| $150,000–350,000 | QUEENIES PLUS INC | TULSA, OK | Mabrey Bank |
| $1–2 million | QUEST AUTOMATED SERVICES LLC | TULSA, OK | BOKF, National Association |
| $150,000–350,000 | QUICK TURN MANUFACTURING LLC | TULSA, OK | F & M Bank |
| $150,000–350,000 | QUICKCERT INC | TULSA, OK | Grand Bank |
| $350,000–1 million | QUIK PRINT OF TULSA, INC | TULSA, OK | Arvest Bank |
| $150,000–350,000 | QUINLAN INTERIOR SERVICES LLC | TULSA, OK | BOKF, National Association |
| $150,000–350,000 | R & L PLUMBING COMPANY EMPLOYEE TAX ACCOUNT | TULSA, OK | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | R.L.S. CONSTRUCTION LLC | TULSA, OK | Bank of the West |
| $350,000–1 million | R.W. HOLLAND I, LLC | TULSA, OK | Security Bank |
| $150,000–350,000 | RACQUET AND HEALTH 91,LLC | TULSA, OK | Mabrey Bank |
| $150,000–350,000 | RADIOLOGICAL SERVICES INC. | TULSA, OK | Arvest Bank |
| $1–2 million | RADIOLOGY CONSULTANTS OF TULSA INC. | TULSA, OK | Mabrey Bank |
| $150,000–350,000 | RAM CONCRETE PUMPING LLC | TULSA, OK | First Pryority Bank |
| $350,000–1 million | RAM ENERGY LLC | TULSA, OK | BancFirst |
| $150,000–350,000 | RAM TRANSPORTATION LLC | TULSA, OK | First Pryority Bank |
| $350,000–1 million | RAMBO ACQUISITION COMPANY | TULSA, OK | Central Bank of Oklahoma |
| $150,000–350,000 | RAMCCO CONCRETE CONSTRUCTION, LLC | TULSA, OK | Arvest Bank |