| $350,000–1 million | CMT VENTURE INC | CHAMPAIGN, IL | Busey Bank |
| $350,000–1 million | COACH HOUSE, INC. | ARTHUR, IL | Busey Bank |
| $350,000–1 million | COBALT DIGITAL, INC. | CHAMPAIGN, IL | Busey Bank |
| $350,000–1 million | COE-TRUMAN TECHNOLOGIES, INC. | CHICAGO, IL | Busey Bank |
| $150,000–350,000 | COFMAN & TOWNSLEY, LLP | SAINT LOUIS, MO | Busey Bank |
| $2–5 million | COLLINS & HERMANN, INC. | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | COLLINWOOD TECHNOLOGY PARTNERS | WEST CHICAGO, IL | Busey Bank |
| $350,000–1 million | COLUMBUS SIGN COMPANY | COLUMBUS, OH | Busey Bank |
| $150,000–350,000 | COMMAND CONCEPT COMPANY | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | COMMERCIAL ASPHALT GROUP LLC | NAPERVILLE, IL | Busey Bank |
| $350,000–1 million | COMMERCIAL REAL ESTATE CONSULTANTS L.L.C. | FORT MYERS, FL | Busey Bank |
| $350,000–1 million | COMMUNICATIONS PRODUCTS INC | INDIANAPOLIS, IN | Busey Bank |
| $350,000–1 million | COMMUNITY ACTION AGENCY OF ST. LOUIS COUNTY, INC. | SAINT LOUIS, MO | Busey Bank |
| $1–2 million | COMMUNITY HEALTH IMPROVEMENT CENTER, INC | DECATUR, IL | Busey Bank |
| $350,000–1 million | COMMUNITY WORKSHOP AND TRAINING CENTER, INC. | PEORIA, IL | Busey Bank |
| $1–2 million | COMPANION BAKING CO., INC. | ST. LOUIS, MO | Busey Bank |
| $150,000–350,000 | COMPLETE DRYWALL & TAPING INC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | CONCRETE CORING COMPANY OF NORTH AMERICA, INC. | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | CONLEY EXCAVATING, INC. | MORRIS, IL | Busey Bank |
| $350,000–1 million | CONNIE'S PIZZA, INC. | CHICAGO, IL | Busey Bank |
| $150,000–350,000 | CONRAD'S HARLEY-DAVIDSON, INC | SHOREWOOD, IL | Busey Bank |
| $150,000–350,000 | CONTAINER SERVICE GROUP INC | JOLIET, IL | Busey Bank |
| $5–10 million | CONTRACT OFFICE INSTALLATIONS, INC | CHICAGO, IL | Busey Bank |
| $150,000–350,000 | CONTRACTOR SOURCE, LLC | MORRIS, IL | Busey Bank |
| $150,000–350,000 | CONVERSOURCE, INC. | SAINT LOUIS, MO | Busey Bank |
| $1–2 million | COOPERATIVE HOME CARE, INC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | COPAL CONSTRUCTION INC | FLORISSANT, MO | Busey Bank |
| $150,000–350,000 | COPY CONCEPTS, INC. | FORT MYERS, FL | Busey Bank |
| $150,000–350,000 | CORAMAE, INC. | CHAMPAIGN, IL | Busey Bank |
| $150,000–350,000 | CORTINA, MUELLER & FROBISH, P.C. | MORRIS, IL | Busey Bank |
| $350,000–1 million | COTTON'S, INC | COLUMBIA, IL | Busey Bank |
| $350,000–1 million | COVENANT TECHNOLOGY PARTNERS, LLC | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | COYLE MECHANICAL SUPPLY, INC | GRANITE CITY, IL | Busey Bank |
| $150,000–350,000 | CRANES & EQUIPMENT CORP. | PEORIA, IL | Busey Bank |
| $150,000–350,000 | CRAVE ENTERTAINMENT LLC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | CRAZY HORSE ENTERPRISES, INC. | FORT MYERS, FL | Busey Bank |
| $150,000–350,000 | CREATIVE UNDERWRITERS CORPORATION | CARMEL, IN | Busey Bank |
| $350,000–1 million | CREIGHTON CONSTRUCTION & MANAGEMENT, LLC | CAPE CORAL, FL | Busey Bank |
| $150,000–350,000 | CRISTOF'S ON MCGREGOR INC. | FORT MYERS, FL | Busey Bank |
| $1–2 million | CROSS CONSTRUCTION, INC. | URBANA, IL | Busey Bank |
| $350,000–1 million | CROSSROADS RMC, LLC | LISLE, IL | Busey Bank |
| $5–10 million | CROWN PACKAGING CORP | CHESTERFIELD, MO | Busey Bank |
| $150,000–350,000 | CROWN PACKAGING/TEXAS, INC. | CHESTERFIELD, MO | Busey Bank |
| $150,000–350,000 | CRUSADE BURGER BAR, LLC | YORKVILLE, IL | Busey Bank |
| $150,000–350,000 | CRYSTAL CREEK ASSISTED LIVING INC | CANTON, MI | Busey Bank |
| $1–2 million | CRYSTAL OAKS LONG TERM CARE | CRYSTAL CITY, MO | Busey Bank |
| $350,000–1 million | CRYSTEK CRYSTALS CORPORATION | FORT MYERS, FL | Busey Bank |
| $150,000–350,000 | CTSI LLC | GREENWOOD, IN | Busey Bank |
| $150,000–350,000 | CU AEROSPACE LLC | CHAMPAIGN, IL | Busey Bank |
| $150,000–350,000 | CURATE INC. | SAINT LOUIS, MO | Busey Bank |
| $2–5 million | CURRY CONSTRUCTION, INC. | MATTOON, IL | Busey Bank |
| $150,000–350,000 | CUSTOM MARBLE INC. | MILLSTADT, IL | Busey Bank |
| $150,000–350,000 | D & E TECHNICAL INC | CHAMPAIGN, IL | Busey Bank |
| $350,000–1 million | D&K WELDING SERVICES, INC | SAINT LOUIS, MO | Busey Bank |
| $1–2 million | D'ARCY BUICK GMC, INC. | JOLIET, IL | Busey Bank |
| $350,000–1 million | D'ARCY CHEVROLET BUICK CADILLAC, INC. | MORRIS, IL | Busey Bank |
| $350,000–1 million | D'ARCY MOTORS INC | JOLIET, IL | Busey Bank |
| $2–5 million | D'ESCOTO, INC | CHICAGO, IL | Busey Bank |
| $2–5 million | D.A. STEIN CULINARY GROUP, LLC | ELK GROVE VILLAGE, IL | Busey Bank |
| $350,000–1 million | D.E.W. PRODUCE, INC. | UNIVERSITY PARK, IL | Busey Bank |
| $150,000–350,000 | D.S.I. GENERAL CONTRACTORS INC. | FORT MYERS, FL | Busey Bank |
| $350,000–1 million | D.T. CHICAGOLAND EXPRESS, INC | MELROSE PARK, IL | Busey Bank |
| $150,000–350,000 | D1 NETWORKS, LLC | CHAMPAIGN, IL | Busey Bank |
| $150,000–350,000 | DATA CASH REGISTER SYSTEMS INC. | MARYLAND HEIGHTS, MO | Busey Bank |
| $350,000–1 million | DATAIR EMPLOYEE BENEFIT SYSTEMS, INC. | WESTMONT, IL | Busey Bank |
| $150,000–350,000 | DAVIS & CAMPBELL, LLC | PEORIA, IL | Busey Bank |
| $350,000–1 million | DCM MANAGEMENT COMPANY | SAINT LOUIS, MO | Busey Bank |
| $1–2 million | DE SMET JESUIT HIGH SCHOOL | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | DECATUR AUTO AUCTION, INC. | DECATUR, IL | Busey Bank |
| $350,000–1 million | DECATUR-MACON COUNTY OPPORTUNITIES CORPORATION | DECATUR, IL | Busey Bank |
| $150,000–350,000 | DEERPATH ORTHOPEDIC SURGICAL CENTER LLC | MORRIS, IL | Busey Bank |
| $350,000–1 million | DERMATOLOGY ASSOCIATES OF LAGRANGE S.C. | LA GRANGE HIGHLANDS, IL | Busey Bank |
| $1–2 million | DEVELOPMENTAL SERVICES CENTER OF CHAMPAIGN COUNTY, INC | CHAMPAIGN, IL | Busey Bank |
| $350,000–1 million | DEVER, INC. | LEXINGTON, KY | Busey Bank |
| $350,000–1 million | DIBA IMPORTS, L.P. | EARTH CITY, MO | Busey Bank |
| $150,000–350,000 | DINGES PARTNERS GROUP, LLC. | AMBOY, IL | Busey Bank |
| $150,000–350,000 | DISTINCTIVE DERMATOLOGY, LTD. | FAIRVIEW HEIGHTS, IL | Busey Bank |
| $150,000–350,000 | DLS CONSTRUCTION, INC. | FORT MYERS, FL | Busey Bank |
| $350,000–1 million | DMS CONTRACTING, INC. | MASCOUTAH, IL | Busey Bank |
| $1–2 million | DNA COMPREHENSIVE THERAPY SERVICES, LLC | FORT MYERS, FL | Busey Bank |
| $150,000–350,000 | DOBSON, BERNS& RICH, LLP | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | DOMMERMUTH, COBINE, WEST, GENSLER, PHILIPCHUCK AND CORRIGAN, LTD | NAPERVILLE, IL | Busey Bank |
| $150,000–350,000 | DOORMET FL #1, LLC | TAMPA, FL | Busey Bank |
| $150,000–350,000 | DOUGLAS W NELSON, INC | CHAMPAIGN, IL | Busey Bank |
| $1–2 million | DREW TRANSPORT SERVICES LLC | CHICAGO, IL | Busey Bank |
| $1–2 million | DRIVE SOCIAL MEDIA, LLC | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | DRIVEN SOLUTIONS, INC. | CHESTERFIELD, MO | Busey Bank |
| $150,000–350,000 | DROP SHIP LLC | INDIANAPOLIS, IN | Busey Bank |
| $150,000–350,000 | DWAYNE BERGMANN LLC | FORT MYERS, FL | Busey Bank |
| $1–2 million | DYNALABS LLC | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | E-TRUCKING INC | TUCKER, GA | Busey Bank |
| $350,000–1 million | E. M. HARRIS CONSTRUCTION COMPANY | SAINT LOUIS, MO | Busey Bank |
| $350,000–1 million | E78 BENESSERE LLC | OAK BROOK, IL | Busey Bank |
| $350,000–1 million | EAGLE COLLEGE PREP ENDEAVOR, INC. | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | EAGLE PUBLICATIONS, INC. | FAIRVIEW HEIGHTS, IL | Busey Bank |
| $150,000–350,000 | EAST SIDE RIVER TRANSPORTATION, INC. | SWANSEA, IL | Busey Bank |
| $150,000–350,000 | EASTERN ILLINOIS FOODBANK | URBANA, IL | Busey Bank |
| $150,000–350,000 | ECHELON CONSTRUCTORS LLC | SAINT LOUIS, MO | Busey Bank |
| $150,000–350,000 | ED FOGARTY CONCRETE CONSTRUCTION, INC. | LEMONT, IL | Busey Bank |
| $350,000–1 million | EDEN RETIREMENT CENTER, INC. | GLEN CARBON, IL | Busey Bank |