| $150,000–350,000 | HIXON CONSTRUCTION COMPANY LLC | OKLAHOMA CITY, OK | Arvest Bank |
| $150,000–350,000 | HKS ENERGY SOLUTIONS INC | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | HMS, LLC | OKLAHOMA CITY, OK | Mabrey Bank |
| $150,000–350,000 | HOGAN PROPERTY COMPANY, L.L.C. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | HOLLIE'S FLATIRON STEAKHOUSE, LLC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | HOME WET BAR, LLC | OKLAHOMA CITY, OK | Cowboy Bank |
| $150,000–350,000 | HOMETOWN NEURODIAGNOSTICS, LLC | OKLAHOMA CITY, OK | First Liberty Bank |
| $1–2 million | HOPE COMMUNITY SERVICES, INC. | OKLAHOMA CITY, OK | Watermark Bank |
| $150,000–350,000 | HOPE IS ALIVE MINISTRIES INC. | OKLAHOMA CITY, OK | CrossFirst Bank |
| $1–2 million | HORIZON CABLE SERVICE INC | OKLAHOMA CITY, OK | Fidelity Bank, National Association |
| $350,000–1 million | HORIZON HYDRAULICS, LLC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | HOSPITAL FOR SPECIAL SURGERY, LLC | OKLAHOMA CITY, OK | BOKF, National Association |
| $350,000–1 million | HRJ PROPERTIES LLC | OKLAHOMA CITY, OK | The Central Trust Bank |
| $350,000–1 million | HSPG & ASSOCIATES, PC | OKLAHOMA CITY, OK | MidFirst Bank |
| $350,000–1 million | HUDIBURG BUICK-GMC LLC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | HUDIBURG SUBARU, LLC | OKLAHOMA CITY, OK | BancFirst |
| $1–2 million | HUGHES INDUSTRIES, LLC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | HULL PLUMBING INC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | HUNTER'S PRECISION RX, LLC | OKLAHOMA CITY, OK | First Liberty Bank |
| $150,000–350,000 | HUNTINGTON ENERGY USA INC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | HUNTINGTON FINE JEWELERS INC | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $1–2 million | HUNZICKER BROTHERS INC. | OKLAHOMA CITY, OK | Kirkpatrick Bank |
| $150,000–350,000 | HYDRONIC SYSTEMS INC. | OKLAHOMA CITY, OK | First National Bank of Oklahoma |
| $150,000–350,000 | I-40 WINGS, LLC | OKLAHOMA CITY, OK | RCB Bank |
| $150,000–350,000 | I-44 WINGS LLC | OKLAHOMA CITY, OK | RCB Bank |
| $150,000–350,000 | I2E MANAGEMENT COMPANY, INC. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | I2E, INC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | ICE-MAKER SALES & SERVICES, INC. | OKLAHOMA CITY, OK | First Fidelity Bank |
| $350,000–1 million | IDEAL FORD LLC OF OKLAHOMA | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | IGNITE MEDICAL RESORT OKC, LLC | OKLAHOMA CITY, OK | CIBC Bank USA |
| $150,000–350,000 | IGUANA MEXICAN GRILL LLC | OKLAHOMA CITY, OK | First National Bank of Oklahoma |
| $5–10 million | IMAGENET CONSULTING LLC | OKLAHOMA CITY, OK | International Bank of Commerce |
| $350,000–1 million | IMMEDIATE CARE OF OKLAHOMA, L.L.C. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | IMPACT ENERGY OPERATING LLC | OKLAHOMA CITY, OK | COREBANK |
| $1–2 million | IMPERIUM UTILITY SERVICES LLC | OKLAHOMA CITY, OK | JPMorgan Chase Bank, National Association |
| $150,000–350,000 | IMPRESSIONS HOME HEALTH CARE, INC | OKLAHOMA CITY, OK | Comerica Bank |
| $350,000–1 million | IMPRESSIONS PRINTING AND COPYING SERVICES, INC. | OKLAHOMA CITY, OK | RCB Bank |
| $2–5 million | INDIGENOUS TECHNOLOGIES LLC | OKLAHOMA CITY, OK | Bank 7 |
| $150,000–350,000 | INDUSTRIAL COIL, INC. | OKLAHOMA CITY, OK | BOKF, National Association |
| $150,000–350,000 | INDUSTRIAL MACHINE CO | OKLAHOMA CITY, OK | BOKF, National Association |
| $350,000–1 million | INDUSTRIAL RUBBER, INC. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | INDUSTRIAL TRUCK EQUIPMENT, INC. | OKLAHOMA CITY, OK | RCB Bank |
| $150,000–350,000 | INDUSTRY LAND, LLC | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | INLIGHT RISK MANAGEMENT, LLC | OKLAHOMA CITY, OK | Fidelity Bank, National Association |
| $150,000–350,000 | INNOVA, LLC | OKLAHOMA CITY, OK | MidFirst Bank |
| $1–2 million | INNOVATIVE CONCRETE SOLUTIONS LLC | OKLAHOMA CITY, OK | Prime Bank |
| $350,000–1 million | INSIGHT CREATIVE GROUP, INC. | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | INSURANCE AGENCY OF MID-AMERICA INC. | OKLAHOMA CITY, OK | Valor Bank |
| $350,000–1 million | INSURED AIRCRAFT TITLE SERVICE LLC | OKLAHOMA CITY, OK | Bank of America, National Association |
| $150,000–350,000 | INTEGRAL DYNAMICS, INC. | OKLAHOMA CITY, OK | BOKF, National Association |
| $150,000–350,000 | INTEGRATED COMMUNICATIONS SYSTEMS INC | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | INTERNATIONAL PIPE & SUPPLY, LLC | OKLAHOMA CITY, OK | First National Bank of Oklahoma |
| $350,000–1 million | INTERSTATE TRUCKERS LTD. ASSISTANCE ADMINISTRATION | OKLAHOMA CITY, OK | First Liberty Bank |
| $150,000–350,000 | IPS RESEARCH COMPANY | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | IRIS HILLS ENTERPRISES, INC. | OKLAHOMA CITY, OK | First Fidelity Bank |
| $150,000–350,000 | ISOTEK LABORATORIES, LLC | OKLAHOMA CITY, OK | INTRUST Bank, National Association |
| $150,000–350,000 | J CURRY ELECTRIC COMPANY, INC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | J & B HEAVY HAUL INC | OKLAHOMA CITY, OK | First Bethany Bank & Trust |
| $350,000–1 million | J & E SUPPLY & FASTENER CO., INC. | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | J & R EQUIPMENT LLC | OKLAHOMA CITY, OK | Sovereign Bank |
| $1–2 million | J A OIL FIELD MANUFACTURING IN | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | J&J CARDS INC. | OKLAHOMA CITY, OK | Sovereign Bank |
| $150,000–350,000 | J-MAR DISTRIBUTORS INC | OKLAHOMA CITY, OK | First Bethany Bank & Trust |
| $150,000–350,000 | J. CHRIS HUMMEL MC PC | OKLAHOMA CITY, OK | BOKF, National Association |
| $350,000–1 million | JACK ONOFRIO DOG SHOWS, LLC | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | JACK PRATT SCREEN-AD CO. | OKLAHOMA CITY, OK | First Security Bank and Trust Company |
| $150,000–350,000 | JACKFORK LAND, INC. | OKLAHOMA CITY, OK | Arvest Bank |
| $1–2 million | JACKIE COOPER IMPORTS, LLC | OKLAHOMA CITY, OK | International Bank of Commerce |
| $350,000–1 million | JACKSON MECHANICAL SERVICE, INC. | OKLAHOMA CITY, OK | Prosperity Bank |
| $150,000–350,000 | JAMES R MINNIX, CPA, INC., PC | OKLAHOMA CITY, OK | Bank of Hydro |
| $150,000–350,000 | JANUARY ENVIRONMENTAL SERVICES INC | OKLAHOMA CITY, OK | Armstrong Bank |
| $350,000–1 million | JANUARY TRANSPORT, INC | OKLAHOMA CITY, OK | Armstrong Bank |
| $350,000–1 million | JASPER SUPPLY, LLC | OKLAHOMA CITY, OK | Equity Bank |
| $350,000–1 million | JATCO INC | OKLAHOMA CITY, OK | NBC Oklahoma |
| $150,000–350,000 | JD BURSE TRUCKING LLC | OKLAHOMA CITY, OK | Kabbage, Inc. |
| $150,000–350,000 | JENNINGS TEAGUE PC | OKLAHOMA CITY, OK | First Liberty Bank |
| $150,000–350,000 | JESCO ELECTRIC INC | OKLAHOMA CITY, OK | Bank of America, National Association |
| $150,000–350,000 | JESSE LEWIS INC | OKLAHOMA CITY, OK | Bank of Western Oklahoma |
| $150,000–350,000 | JIM COOLEY CONSTRUCTION, L.L.C. | OKLAHOMA CITY, OK | First Liberty Bank |
| $350,000–1 million | JIMMY'S EGG, LLC | OKLAHOMA CITY, OK | SpiritBank |
| $350,000–1 million | JOE COOPER FORD OF EDMOND, LLC | OKLAHOMA CITY, OK | International Bank of Commerce |
| $150,000–350,000 | JOE COOPER'S EASY CREDIT AUTO, LLC | OKLAHOMA CITY, OK | International Bank of Commerce |
| $150,000–350,000 | JOE S. CARSON, P.C. | OKLAHOMA CITY, OK | RCB Bank |
| $150,000–350,000 | JOHN R COLBERT | OKLAHOMA CITY, OK | First National Bank and Trust Company of Ardmore |
| $350,000–1 million | JOHN REX CHARTER ELEMENTARY SCHOOL | OKLAHOMA CITY, OK | BOKF, National Association |
| $350,000–1 million | JOHNSON & HANAN, P.C. | OKLAHOMA CITY, OK | Legacy Bank |
| $350,000–1 million | JOHNSON AND ASSOCIATES, INC. | OKLAHOMA CITY, OK | First Security Bank and Trust Company |
| $150,000–350,000 | JOHNSON POOLS INC | OKLAHOMA CITY, OK | Valliance Bank |
| $150,000–350,000 | JONES PUBLIC RELATIONS, INC. | OKLAHOMA CITY, OK | BOKF, National Association |
| $150,000–350,000 | JORDAN ASSOCIATES INC | OKLAHOMA CITY, OK | Arvest Bank |
| $350,000–1 million | JOURNEY HOUSE TRAVEL SERVICES INC. | OKLAHOMA CITY, OK | First National Bank of Oklahoma |
| $150,000–350,000 | JRC VENTURES INC | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | JUMP TECHNOLOGY SERVICES, LLC | OKLAHOMA CITY, OK | Kirkpatrick Bank |
| $350,000–1 million | JUMP TRANSPORT, LLC | OKLAHOMA CITY, OK | First United Bank and Trust Company |
| $150,000–350,000 | JUST 4 A CHILD, INC. | OKLAHOMA CITY, OK | BancFirst |
| $350,000–1 million | K & R BUILDERS, INC. | OKLAHOMA CITY, OK | Regent Bank |
| $150,000–350,000 | K&E FABRICATION LLC | OKLAHOMA CITY, OK | Valliance Bank |
| $350,000–1 million | K&M DIRT SERVICES, LLC | OKLAHOMA CITY, OK | RCB Bank |
| $150,000–350,000 | K.B. SAND, INC. | OKLAHOMA CITY, OK | BancFirst |
| $150,000–350,000 | K.M. DOEHRING | OKLAHOMA CITY, OK | First Fidelity Bank |