| $150,000–350,000 | ISP PAINTING INC - IAA2279 | NAPERVILLE, IL | Busey Bank |
| $150,000–350,000 | ISP PAINTING, INC. | NAPERVILLE, IL | Busey Bank |
| $350,000–1 million | ITC INC - IAA2331 | Dunlap, IL | Busey Bank |
| $1–2 million | ITC, INC | DUNLAP, IL | Busey Bank |
| $150,000–350,000 | J BARRY HOWELL DDA PC - JAA3423 | Urbana, IL | Busey Bank |
| $350,000–1 million | J L ALDER ROOFING + SHEET METAL, INC. | JOLIET, IL | Busey Bank |
| $150,000–350,000 | J M ELECTRIC SERVICES LLC - JAB3128 | Rockdale, IL | Busey Bank |
| $1–2 million | J P MCMAHON PETRO-CHEM TRANSPO - JAA3511 | La Grange, IL | Busey Bank |
| $150,000–350,000 | J. D. BROWN & CO., INC. | JOLIET, IL | Busey Bank |
| $1–2 million | J.A.K. ENTERPRISES, INC | PEORIA, IL | Busey Bank |
| $350,000–1 million | J.B. CONCRETE CONTRACTOR, INC. | NAPERVILLE, IL | Busey Bank |
| $350,000–1 million | J.J. BRAKER AND SONS, INC. | MORTON, IL | Busey Bank |
| $350,000–1 million | J.M. IRRIGATION, LLC | Volo, IL | Busey Bank |
| $1–2 million | J.P. MCMAHON PETRO-CHEM TRANSPORT GROUP, LLC | LOCKPORT, IL | Busey Bank |
| $150,000–350,000 | JAMES SURVEYING COMPANY | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | JAMESON SHEET METAL INC. | Plainfield, IL | Busey Bank |
| $350,000–1 million | JAMESON SHEET METAL, INC. | PLAINFIELD, IL | Busey Bank |
| $150,000–350,000 | JASON MECHANICAL CORPORATION | JOLIET, IL | Busey Bank |
| $150,000–350,000 | JAZZ ST LOUIS | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | JAZZ ST LOUIS - JAA5678 | Saint Louis, MO | Busey Bank |
| $350,000–1 million | JBL, LLC | ALTON, IL | Busey Bank |
| $150,000–350,000 | JDB LEGACY INC - JAA5708 | Lincolnshire, IL | Busey Bank |
| $150,000–350,000 | JDB LEGACY, INC. | LINCOLNSHIRE, IL | Busey Bank |
| $1–2 million | JENNINGS CHEVROLET, INC | Glenview, IL | Busey Bank |
| $350,000–1 million | JENNINGS VOLKSWAGEN INC | Glenview, IL | Busey Bank |
| $150,000–350,000 | JET SPEED LOGISTICS (USA) LLC | ITASCA, IL | Busey Bank |
| $350,000–1 million | JEWISH FAMILY SERVICES OF ST LOUIS | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | JJACKD INC - JAB2473 | East Alton, IL | Busey Bank |
| $150,000–350,000 | JL HOCHMAN COMPANY LLC | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | JM IRRIGATION LLC - JAB2539 | Volo, IL | Busey Bank |
| $1–2 million | JMN LOGISTICS LLC | MARYLAND HEIGHTS, MO | Busey Bank |
| $150,000–350,000 | JMN LOGISTICS LLC - JAA7029 | Maryland Heights, MO | Busey Bank |
| $350,000–1 million | JMN TRANSPORTATION INC - JAA7030 | Maryland Heights, MO | Busey Bank |
| $1–2 million | JMN TRANSPORTATION INC. | MARYLAND HEIGHTS, MO | Busey Bank |
| $350,000–1 million | JOHANSEN & ANDERSON, INC. | JOLIET, IL | Busey Bank |
| $2–5 million | JOHN HENRY FOSTER COMPANY OF ST LOUIS INC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | JOHN J. MATSOCK & ASSOCIATES, INC. | NAPERVILLE, IL | Busey Bank |
| $350,000–1 million | JOHN RUSS AND COMPANY, INC. | LOCKPORT, IL | Busey Bank |
| $150,000–350,000 | JOJO DELIVERY SERVICES, INC | LEHIGH ACRES, FL | Busey Bank |
| $350,000–1 million | JORIE HEALTHCARE PARTNERS LLC | OAK BROOK, IL | Busey Bank |
| $350,000–1 million | JOSEPH MULLARKEY DISTRIBUTORS, INC | Glenview, IL | Busey Bank |
| $150,000–350,000 | JOSEPHS VENTURES LLC | FORT MYERS, FL | Busey Bank |
| $150,000–350,000 | JOSH NICHOLS ENTERPRISES INC - JAB1288 | Clayton, MO | Busey Bank |
| $150,000–350,000 | JOSH NICHOLS ENTERPRISES, INC. | Saint Louis, MO | Busey Bank |
| $350,000–1 million | JPAM CONSULTING, INC. | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | JPAM MGMT & CONSULTING, INC. | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | JRG 4, INC. | JOLIET, IL | Busey Bank |
| $350,000–1 million | JSM MANAGEMENT ETAL - JAB1524 | Champaign, IL | Busey Bank |
| $350,000–1 million | JSM MANAGEMENT, INC. | CHAMPAIGN, IL | Busey Bank |
| $1–2 million | JTEC INDUSTRIES INC | EAST PEORIA, IL | Busey Bank |
| $1–2 million | JUST RITE ACCOUSTICS INC. | Elk Grove Village, IL | Busey Bank |
| $150,000–350,000 | JUSTIN BLAIR & COMPANY | Chicago, IL | Busey Bank |
| $150,000–350,000 | JUSTIN BLAIR & COMPANY | CHICAGO, IL | Busey Bank |
| $350,000–1 million | K & E PAINTING & DECORATING INC | Wood Dale, IL | Busey Bank |
| $350,000–1 million | K & E PAINTING & DECORATING INC | Wood Dale, IL | Busey Bank |
| $150,000–350,000 | K & M LOGISTIC INC | LANSING, MI | Busey Bank |
| $150,000–350,000 | K & M LOGISTIC INC - KAB8242 | Lansing, MI | Busey Bank |
| $350,000–1 million | K&D ENTERPRISE LANDSCAPE MANAGEMENT, INC | ROCKDALE, IL | Busey Bank |
| $350,000–1 million | K-RISE SYSTEMS INCORPORATED | AURORA, IL | Busey Bank |
| $350,000–1 million | K-RISE SYSTEMS INCORPORATED - KAB8246 | Aurora, IL | Busey Bank |
| $350,000–1 million | K. HALL STUDIO LLC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | K2 DINING LLC - KAB7606 | Wildwood, MO | Busey Bank |
| $150,000–350,000 | KAF LLC - KAB8822 | Saint Louis, MO | Busey Bank |
| $350,000–1 million | KAGAN, JUGAN & ASSOCIATES, P.A | FORT MYERS, FL | Busey Bank |
| $2–5 million | KANN ENERPRISES INC | SHOREWOOD, IL | Busey Bank |
| $350,000–1 million | KATCO DEVELOPMENT INC | Mount Prospect, IL | Busey Bank |
| $350,000–1 million | KATCO DEVELOPMENT INC | Mt Prospect, IL | Busey Bank |
| $150,000–350,000 | KEEFE, KEEFE, AND UNSELL PC | BELLEVILLE, IL | Busey Bank |
| $5–10 million | KELLY MITCHELL GROUP, INC. | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | KERI POWELL THERAPY, INC. | SAVOY, IL | Busey Bank |
| $350,000–1 million | KESON, LLC | AURORA, IL | Busey Bank |
| $150,000–350,000 | KESTER DRUGS, INC. | NAPERVILLE, IL | Busey Bank |
| $150,000–350,000 | KEVIN L SHELTON DDS PC - KAA1152 | Shiloh, IL | Busey Bank |
| $150,000–350,000 | KEVIN L. SHELTON, DDS, P.C. | Shiloh, IL | Busey Bank |
| $150,000–350,000 | KIDS CAN DO, INC | Mokena, IL | Busey Bank |
| $150,000–350,000 | KIDS CAN DO, INC | MOKENA, IL | Busey Bank |
| $350,000–1 million | KILDEER ADVISORS INC - KAB8879 | Niles, IL | Busey Bank |
| $150,000–350,000 | KIN-KO ACE STORES INC - KAB0493 | Downers Grove, IL | Busey Bank |
| $150,000–350,000 | KIN-KO ACE STORES, INC | DOWNERS GROVE, IL | Busey Bank |
| $1–2 million | KING-LAR COMPANY | DECATUR, IL | Busey Bank |
| $150,000–350,000 | KLOEPFER CONSTRUCTION, INC. | NORTHBROOK, IL | Busey Bank |
| $350,000–1 million | KNAPP CONCRETE CONTRACTORS, INC. | GOODFIELD, IL | Busey Bank |
| $150,000–350,000 | KNAUER INDUSTRIES, LTD. | SHOREWOOD, IL | Busey Bank |
| $350,000–1 million | KOENER ELECTRIC INC | PEORIA, IL | Busey Bank |
| $150,000–350,000 | KOENIG BODY & EQUIPMENT, INC. | PEORIA, IL | Busey Bank |
| $350,000–1 million | KOHNER PROPERTIES, INCORPORATED | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | KONGSKILDE INDUSTRIES USA INC | NORMAL, IL | Busey Bank |
| $1–2 million | KOREIN TILLERY, LLC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | KOSHINSKI ASSET MANAGEMENT, INC | DECATUR, IL | Busey Bank |
| $1–2 million | KR & G EXCAVATING PARTNERS LLC | OSWEGO, IL | Busey Bank |
| $1–2 million | KR & G EXCAVATING PARTNERS LLC - KAB7933 | Oswego, IL | Busey Bank |
| $150,000–350,000 | KRAMER FURNITURE AND CABINET MAKERS, INC | EDINBURGH, IN | Busey Bank |
| $150,000–350,000 | KRAUS, INC. | FORSYTH, IL | Busey Bank |
| $150,000–350,000 | KRUCKEBERG OPS LLC | MORO, IL | Busey Bank |
| $350,000–1 million | KRYKEN INTERNATIONAL INC. - KAB8199 | Countryside, IL | Busey Bank |
| $350,000–1 million | KRYKEN INTERNATIONAL, INC. | LA GRANGE, IL | Busey Bank |
| $150,000–350,000 | L. CLAUDE ASCHINBERG, LTD | JOLIET, IL | Busey Bank |
| $350,000–1 million | L.C. MOLD INC. | Rolling Meadows, IL | Busey Bank |
| $350,000–1 million | L.C. MOLD INC. | ROLLING MEADOWS, IL | Busey Bank |
| $350,000–1 million | L.J. MORSE CONSTRUCTION CO. | AURORA, IL | Busey Bank |