| $150,000–350,000 | 101 DINE LLC | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | 12FIVE CAPITAL LLC | LA GRANGE, IL | 1st Source Bank |
| $350,000–1 million | 3 PROPHETS & A KING INC. | SOUTH BEND, IN | 1st Source Bank |
| $350,000–1 million | A AND M HOME SERVICES, INC. | PLYMOUTH, IN | 1st Source Bank |
| $150,000–350,000 | A&D GROUND TRANSPORTERS INC | SCOTTSDALE, AZ | 1st Source Bank |
| $150,000–350,000 | A&L JANITORIAL INC | KALAMAZOO, MI | 1st Source Bank |
| $150,000–350,000 | AAYS RENT ALL COMPANY INC. | MISHAWAKA, IN | 1st Source Bank |
| $1–2 million | ABTREX INDUSTRIES INC | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | ACCRALINE INC | BREMEN, IN | 1st Source Bank |
| $350,000–1 million | ACCUTECH MOLD & MACHINE INC. | FORT WAYNE, IN | 1st Source Bank |
| $150,000–350,000 | ACM ENGINEERING & ENVIRONMENTAL SERVICES INC | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | ACME LOGISTICS INC | GREER, SC | 1st Source Bank |
| $150,000–350,000 | AD-VANCE MAGNETICS INC | ROCHESTER, IN | 1st Source Bank |
| $350,000–1 million | ADAPTEK SYSTEMS INC | FORT WAYNE, IN | 1st Source Bank |
| $2–5 million | ADEC, INC | BRISTOL, IN | 1st Source Bank |
| $150,000–350,000 | ADROIT THINKING INC | HICKSVILLE, OH | 1st Source Bank |
| $350,000–1 million | ADVANCED IMAGING SOLUTIONS, INC. | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | ADVANCED OPHTHALMOLOGY OF MICHIANA LLC | SOUTH BEND, IN | 1st Source Bank |
| $350,000–1 million | ADVANCED SKIN AND MOHS SURGERY CENTER | SAINT JOSEPH, MI | 1st Source Bank |
| $350,000–1 million | ADVOCACY LINKS LLC | ELKHART, IN | 1st Source Bank |
| $350,000–1 million | AERIAL IMAGING INC | SOUTH BEND, IN | 1st Source Bank |
| $350,000–1 million | AERO MACHINE & MANUFACTURING LLC | VALPARAISO, IN | 1st Source Bank |
| $2–5 million | AFFILIATED FAMILY DENTISTS | MISHAWAKA, IN | 1st Source Bank |
| $150,000–350,000 | AGRARIAN MARKETING CORPORATION | MIDDLEBURY, IN | 1st Source Bank |
| $2–5 million | AIR CARGO CARRIERS LLC | MILWAUKEE, WI | 1st Source Bank |
| $150,000–350,000 | AIRPORT VAN RENTAL INC - NV | LOS ANGELES, CA | 1st Source Bank |
| $1–2 million | AIRPORT VAN RENTAL, INC. | LOS ANGELES, CA | 1st Source Bank |
| $150,000–350,000 | ALLARD RENTAL CORPORATION | HIGHLAND, IN | 1st Source Bank |
| $150,000–350,000 | ALLIANCE ALUMINUM PRODUCTS INC. | BRISTOL, IN | 1st Source Bank |
| $150,000–350,000 | ALLIANT ENGINEERING, L.L.C. | KALAMAZOO, MI | 1st Source Bank |
| $2–5 million | ALLIED PHYSICIANS OF MICHIANA, LLD | SOUTH BEND, IN | 1st Source Bank |
| $1–2 million | ALLIED PHYSICIANS SURGERY CENTER LLC | SOUTH BEND, IN | 1st Source Bank |
| $1–2 million | ALLSTATE PSP, LLC | ORLANDO, FL | 1st Source Bank |
| $350,000–1 million | ALLURE FURNITURE LLC | ELKHART, IN | 1st Source Bank |
| $150,000–350,000 | ALMEGA TRU FLEX INC | BREMEN, IN | 1st Source Bank |
| $150,000–350,000 | AMERECO INCORPORATED | VALPARAISO, IN | 1st Source Bank |
| $1–2 million | AMERICAN CONTAINERS INC. | PLYMOUTH, IN | 1st Source Bank |
| $350,000–1 million | AMERICAN MILLWORK LLC | ELKHART, IN | 1st Source Bank |
| $350,000–1 million | AMERICAN OAK PRES CO INC | NORTH JUDSON, IN | 1st Source Bank |
| $1–2 million | AMERICAN STATE EQUIPMENT CO INC | MILWAUKEE, WI | 1st Source Bank |
| $150,000–350,000 | AMERICAN WAY MARKETING LLC | ELKHART, IN | 1st Source Bank |
| $150,000–350,000 | AMERICLEAN TILE & GROUT INC | FORT WAYNE, IN | 1st Source Bank |
| $350,000–1 million | ANCILLA DOMINI COLLEGE | PLYMOUTH, IN | 1st Source Bank |
| $350,000–1 million | ANCON CONSTRUCTION CO INC | GOSHEN, IN | 1st Source Bank |
| $150,000–350,000 | ANTON INSURANCE AGENCY INC | CHESTERTON, IN | 1st Source Bank |
| $150,000–350,000 | APEX COMMERCIAL BUILDING PRODUCTS | MISHAWAKA, IN | 1st Source Bank |
| $150,000–350,000 | APEX HEALTH ASSOCIATES PC | GOSHEN, IN | 1st Source Bank |
| $350,000–1 million | API ALLIANCE INC | FORT WAYNE, IN | 1st Source Bank |
| $150,000–350,000 | APOLLO PRECISION MACHINING INC | SOUTH BEND, IN | 1st Source Bank |
| $1–2 million | APTERA SOFTWARE, INC. | FORT WAYNE, IN | 1st Source Bank |
| $1–2 million | ARK CONTRACTING SERVICES, LLC | KENNEDALE, TX | 1st Source Bank |
| $150,000–350,000 | ARKOS DESIGN AND ARCHITECTURE | MISHAWAKA, IN | 1st Source Bank |
| $350,000–1 million | ARROW SERVICES INC | PLYMOUTH, IN | 1st Source Bank |
| $2–5 million | ASCENDANT ORTHOPEDIC ALLIANCE | ELKHART, IN | 1st Source Bank |
| $150,000–350,000 | ASTAR INC | NILES, MI | 1st Source Bank |
| $350,000–1 million | ATTCO MACHINE PRODUCTS INC | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | AUTOMATED PAYROLL SERVICE, LLC | LAFAYETTE, IN | 1st Source Bank |
| $1–2 million | AVEX INC | CAMARILLO, CA | 1st Source Bank |
| $350,000–1 million | AXIS AVIATION GROUP, INC | SACRAMENTO, CA | 1st Source Bank |
| $350,000–1 million | B&B MANUFACTURING | LA PORTE, IN | 1st Source Bank |
| $150,000–350,000 | B&B TRANSPORT INC | BREMEN, IN | 1st Source Bank |
| $2–5 million | B&B TRUCKING, INC. | KALAMAZOO, MI | 1st Source Bank |
| $150,000–350,000 | BAM DELIVERY INC | SOUTH BEND, IN | 1st Source Bank |
| $2–5 million | BANE WELKER EQUIPMENT LLC | LADOGA, IN | 1st Source Bank |
| $1–2 million | BANKS HARDWOODS INC. | WHITE PIGEON, MI | 1st Source Bank |
| $2–5 million | BARLETTA BOAT COMPANY LLC | BRISTOL, IN | 1st Source Bank |
| $1–2 million | BASHOR HOME OF THE UNITED METHODIST CHURCH INC | GOSHEN, IN | 1st Source Bank |
| $150,000–350,000 | BASIMOS LLC | FORT WAYNE, IN | 1st Source Bank |
| $1–2 million | BBS ENTERPRISES INC. | MISHAWAKA, IN | 1st Source Bank |
| $150,000–350,000 | BEAUTY IN HARMONY LLC | MISHAWAKA, IN | 1st Source Bank |
| $350,000–1 million | BEERS MALLERS BACKS & SALIN LLP | FORT WAYNE, IN | 1st Source Bank |
| $350,000–1 million | BEHAVIOR SERVICES AND THERAPY INC. | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | BELLE WAY SERVICE INC | SOUTH BEND, IN | 1st Source Bank |
| $350,000–1 million | BELLMAN OIL CO INC | BREMEN, IN | 1st Source Bank |
| $350,000–1 million | BELLMART, INC. | BREMEN, IN | 1st Source Bank |
| $1–2 million | BENTLEY TRUCK SERVICES INC | PHILADELPHIA, PA | 1st Source Bank |
| $150,000–350,000 | BER REFRIGERATION HEATING AND COOLING, INC. | SAINT JOSEPH, MI | 1st Source Bank |
| $350,000–1 million | BERKEL MIDWEST SALES & SERVICE, INC. | LA PORTE, IN | 1st Source Bank |
| $150,000–350,000 | BERTRAND PRODUCTS INC | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | BETTCHER TRUCKING INC | LAKEVILLE, IN | 1st Source Bank |
| $2–5 million | BIG C LUMBER CO. INC. | GRANGER, IN | 1st Source Bank |
| $350,000–1 million | BISHOP LUERS HIGH SCHOOL | FORT WAYNE, IN | 1st Source Bank |
| $150,000–350,000 | BLUE JACKET INC | FORT WAYNE, IN | 1st Source Bank |
| $150,000–350,000 | BLYTHE'S ATHLETICS INC. | VALPARAISO, IN | 1st Source Bank |
| $150,000–350,000 | BMD AGENCY LLC | FORT WAYNE, IN | 1st Source Bank |
| $150,000–350,000 | BOB FRAME PLUMBING SERVICES INC | SOUTH BEND, IN | 1st Source Bank |
| $350,000–1 million | BOLING VISION CENTER, LLC | ELKHART, IN | 1st Source Bank |
| $150,000–350,000 | BOYS AND GIRLS CLUB OF ST. JOSEPH COUNTY INC | SOUTH BEND, IN | 1st Source Bank |
| $350,000–1 million | BRANCH GYMNASTICS & PHYSICAL DEVLOPMENT INC | BATTLE CREEK, MI | 1st Source Bank |
| $1–2 million | BRIDGE STAFFING INC | ELKHART, IN | 1st Source Bank |
| $150,000–350,000 | BRISTOL TOOL & DIE, INC. | BRISTOL, IN | 1st Source Bank |
| $350,000–1 million | BRITE ELECTRIC INC | GRANGER, IN | 1st Source Bank |
| $150,000–350,000 | BROADBAND ANTENNA TRACKING SYSTEMS, INC. | INDIANAPOLIS, IN | 1st Source Bank |
| $350,000–1 million | BROTHERS BAKING CO INC | EDWARDSBURG, MI | 1st Source Bank |
| $150,000–350,000 | BUILDERS IRON WORKS INC | MISHAWAKA, IN | 1st Source Bank |
| $2–5 million | BULK TRANSPORT CORP | MICHIGAN CITY, IN | 1st Source Bank |
| $350,000–1 million | BULLSKIN STONE & LIME COMPANY | LATROBE, PA | 1st Source Bank |
| $350,000–1 million | BURKHART ADVERTISING INC | SOUTH BEND, IN | 1st Source Bank |
| $150,000–350,000 | BURNS CONSTRUCTION INC. | MACY, IN | 1st Source Bank |
| $350,000–1 million | BURT, BLEE, DIXON, SUTTON & BLOOM, LLP | FORT WAYNE, IN | 1st Source Bank |