| $150,000–350,000 | "C" GROUP CONCEPTS LLC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | 1490, OKC LLC | OKLAHOMA CITY, OK | Simmons Bank |
| $150,000–350,000 | 2028 INC. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | 3000 INSURANCE GROUP, LLC | OKLAHOMA CITY, OK | First Liberty Bank |
| $350,000–1 million | 365 WORX INC. | OKLAHOMA CITY, OK | Sovereign Bank |
| $150,000–350,000 | 4 M TRENCHING LLC | OKLAHOMA CITY, OK | RCB Bank |
| $350,000–1 million | 405 PROFESSIONAL SOCCER LLC | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | 84HG, LLC | OKLAHOMA CITY, OK | Great Plains National Bank |
| $350,000–1 million | @LLINK SERVICES LLC | OKLAHOMA CITY, OK | RCB Bank |
| $150,000–350,000 | A CHANCE TO CHANGE FOUNDATION | OKLAHOMA CITY, OK | NBC Oklahoma |
| $350,000–1 million | A GOOD EGG DINING GROUP, LLC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | A&A TRUCKING INC. | OKLAHOMA CITY, OK | MidFirst Bank |
| $350,000–1 million | A1 STAFFING & RECRUITING AGENCY INC. | OKLAHOMA CITY, OK | Bank of America, National Association |
| $150,000–350,000 | AAA ELECTRICAL CONTRACTOR INC | OKLAHOMA CITY, OK | First Bethany Bank & Trust |
| $350,000–1 million | AAA FIBERGLASS SERVICES, LLC | OKLAHOMA CITY, OK | Arvest Bank |
| $150,000–350,000 | AAA LANDSCAPE, INC. | OKLAHOMA CITY, OK | CrossFirst Bank |
| $350,000–1 million | ABACUS ADMINISTRATION SOLUTIONS, LLC | OKLAHOMA CITY, OK | SpiritBank |
| $150,000–350,000 | ABBOTT DERMATOLOGY, PC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | ABEL'S MEXICAN RESTAURANT LLC | OKLAHOMA CITY, OK | F & M Bank |
| $150,000–350,000 | ABG TAG AND TRAQ INC. | OKLAHOMA CITY, OK | Bank of America, National Association |
| $150,000–350,000 | ABW, INC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | ACCESS FINANCIAL RESOURCES, INC. | OKLAHOMA CITY, OK | Legacy Bank |
| $350,000–1 million | ACCIDENT CARE & TREATMENT CENTER INC | OKLAHOMA CITY, OK | CrossFirst Bank |
| $150,000–350,000 | ACCOUNT MANAGEMENT RESOURCES, LLC | OKLAHOMA CITY, OK | NBC Oklahoma |
| $350,000–1 million | ACCURATE SAFETY COMPLIANCE LLC | OKLAHOMA CITY, OK | First Fidelity Bank |
| $350,000–1 million | ACE TRANSFER & STORAGE CO | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | ACENITEC, INC. | OKLAHOMA CITY, OK | InterBank |
| $2–5 million | ACKERMAN MCQUEEN INC | OKLAHOMA CITY, OK | Bank of America, National Association |
| $350,000–1 million | ACP SHEET METAL CO., INC. | OKLAHOMA CITY, OK | The Central Trust Bank |
| $150,000–350,000 | ACS PLAYGROUND ADVENTURES INC | OKLAHOMA CITY, OK | First Fidelity Bank |
| $1–2 million | ACTION SAFETY SUPPLY CO LLC | OKLAHOMA CITY, OK | Fidelity Bank, National Association |
| $1–2 million | ADG PC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | ADV | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | ADVANCED ELECTRIC INC. | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | ADVANCED PRESSURE, INC | OKLAHOMA CITY, OK | MidFirst Bank |
| $150,000–350,000 | ADVANCED SUBROGATION RESOURCES, LLC | OKLAHOMA CITY, OK | NBC Oklahoma |
| $150,000–350,000 | ADVANCED SURGICAL, LLC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | AEMS, LLC | OKLAHOMA CITY, OK | Watermark Bank |
| $350,000–1 million | AERO COMPONENTS INC | OKLAHOMA CITY, OK | Frontier State Bank |
| $150,000–350,000 | AERO TECH SERVICE ASSOCIATES INC | OKLAHOMA CITY, OK | Bank of America, National Association |
| $150,000–350,000 | AERONAUTICAL TITLE AND ESCROW SERVICE | OKLAHOMA CITY, OK | First-Citizens Bank & Trust Company |
| $150,000–350,000 | AEROSPACE PRODUCTS S.E., INC. | OKLAHOMA CITY, OK | Bank 7 |
| $350,000–1 million | AEROSPACE SCIENCE % TECHNOLOGY EDUCATION CENTER | OKLAHOMA CITY, OK | Chickasaw Community Bank |
| $150,000–350,000 | AFFILIATED ANESTHESIOLOGISTS, LLC | OKLAHOMA CITY, OK | BOKF, National Association |
| $150,000–350,000 | AGE KITCHEN324 LLC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | AGILE ONE SOLUTIONS, L.L.C. | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | AGILITY MEDICAL GROUP | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | AGRILAWN, INC. | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | AHIP OK OKLAHOMA AIRPORT 4401 ENTERPRISES LLC | OKLAHOMA CITY, OK | KeyBank National Association |
| $350,000–1 million | AIC TITLE AGENCY LLC | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | AIR CONDITIONING SERVICE INC. | OKLAHOMA CITY, OK | Arvest Bank |
| $150,000–350,000 | AIRGO SYSTEMS, LLC | OKLAHOMA CITY, OK | NBC Oklahoma |
| $350,000–1 million | AJO PIZZA LLC | OKLAHOMA CITY, OK | MidFirst Bank |
| $150,000–350,000 | AK TAYLOR ENTERPRISES, INC | OKLAHOMA CITY, OK | First Bank and Trust Co |
| $150,000–350,000 | AKIN BROTHERS FLOORING LLC | OKLAHOMA CITY, OK | Arvest Bank |
| $350,000–1 million | AKY MD LLC | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $350,000–1 million | AL SLATTERY MASONRY, INC. | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | ALL COMFORT SPECIALIST, LLC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | ALL ROADS PAVING, INC. | OKLAHOMA CITY, OK | YNB |
| $350,000–1 million | ALLEGIANT ENERGY PRODUCTION AND AUTOMATION SERVICES LLC | OKLAHOMA CITY, OK | BancFirst |
| $1–2 million | ALLEGIANT ENERGY SERVICES, LLC | OKLAHOMA CITY, OK | Great Plains National Bank |
| $2–5 million | ALLEN CONTRACTING, INC. | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | ALLEN SAMUELS OF EDMOND INC | OKLAHOMA CITY, OK | First National Bank of Central Texas |
| $350,000–1 million | ALLIANCE AIR PARTS INC | OKLAHOMA CITY, OK | Liberty National Bank |
| $350,000–1 million | ALLIANCE SPECIALTIES INC | OKLAHOMA CITY, OK | Simmons Bank |
| $2–5 million | ALLIANCE STEEL, INC. | OKLAHOMA CITY, OK | BOKF, National Association |
| $150,000–350,000 | ALLIED COMMUNITY SERVICES INC. | OKLAHOMA CITY, OK | Valor Bank |
| $1–2 million | ALLIED STEEL CONSTRUCTION CO | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | ALLPOINTS PIPE SERVICES, INC. | OKLAHOMA CITY, OK | First National Bank of Oklahoma |
| $350,000–1 million | ALLSTATE ELECTRICAL CONTRACTORS INC | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | ALLSTATES PRODUCTION EQUIPMENT COMPANY, INC. | OKLAHOMA CITY, OK | NBC Oklahoma |
| $150,000–350,000 | ALPHA HOME HEALTH CARE, INC. | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | ALPHA HOSPICE, INC. | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | AMARKO STAFFING LLC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | AMERICAN BANK SYSTEMS, INC. | OKLAHOMA CITY, OK | First Bank of Owasso |
| $150,000–350,000 | AMERICAN CHORAL DIRECTORS ASSOCIATION | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | AMERICAN EAGLE TITLE INSURANCE COMPANY | OKLAHOMA CITY, OK | Arvest Bank |
| $150,000–350,000 | AMERICAN FENCE COMPANY INC | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | AMERICAN INDIAN CULTURAL CENTER FOUNDATION | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | AMERICAN LEVELING CO., INC. | OKLAHOMA CITY, OK | The First National Bank and Trust Co, Chickasha, Oklahoma |
| $150,000–350,000 | AMERICAN MILLWORK CO | OKLAHOMA CITY, OK | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | AMERICAN MORTGAGE BANK LLC | OKLAHOMA CITY, OK | Sovereign Bank |
| $150,000–350,000 | AMERICAN PLANT PRODUCTS AND SERVICES INC | OKLAHOMA CITY, OK | First Bethany Bank & Trust |
| $350,000–1 million | AMERICAN STAFFCORP OF OKC, LLC | OKLAHOMA CITY, OK | Mabrey Bank |
| $150,000–350,000 | AMERIRESOURCE GROUP INC. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | AMSHOT LLC | OKLAHOMA CITY, OK | Valliance Bank |
| $350,000–1 million | AMUNDSEN COMMERCIAL KITCHENS INC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | AMY LIEBL DARTER MD | OKLAHOMA CITY, OK | The Citizens Bank of Edmond |
| $150,000–350,000 | ANALYTICAL EDGE LABORATORIES, LLC. | OKLAHOMA CITY, OK | CrossFirst Bank |
| $150,000–350,000 | ANDERSON AND HOUSE INC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | ANESTHESIA SERVICE, INC. | OKLAHOMA CITY, OK | Simmons Bank |
| $150,000–350,000 | ANUREET K BAJAJ MD PC | OKLAHOMA CITY, OK | BancFirst |
| $1–2 million | APEX MIDSTREAM INSPECTION LLC | OKLAHOMA CITY, OK | BOKF, National Association |
| $150,000–350,000 | APN HEALTHCARE, INC | OKLAHOMA CITY, OK | Bank of Hydro |
| $350,000–1 million | APPLIED INDUSTRIAL COATINGS, LLC | OKLAHOMA CITY, OK | Gulf Capital Bank |
| $2–5 million | APPLIED INDUSTRIAL MACHINING LLC | OKLAHOMA CITY, OK | Mabrey Bank |
| $1–2 million | APS MANAGEMENT COMPANY LLC | OKLAHOMA CITY, OK | Bank of America, National Association |
| $150,000–350,000 | AQUA HAVEN, LLC | OKLAHOMA CITY, OK | JPMorgan Chase Bank, National Association |
| $350,000–1 million | AQUINO LOGISTICS LLC | OKLAHOMA CITY, OK | Great Plains National Bank |
| $150,000–350,000 | ARBUCKLE TRUCK DRIVING SCHOOL, INC. | OKLAHOMA CITY, OK | Watermark Bank |