| $1–2 million | A BETTER WAY WHOLESALE AUTOS INC. | NAUGATUCK, CT | Ion Bank |
| $1–2 million | ALL ABOUT YOU COLLABORATIVE HEALTHCARE SERVICE, LLC. | NAUGATUCK, CT | Webster Bank, National Association |
| $150,000–350,000 | BURNS INSURANCE GROUP LLC | NAUGATUCK, CT | Liberty Bank |
| $350,000–1 million | CADI COMPANY, INC | NAUGATUCK, CT | People's United Bank, National Association |
| $150,000–350,000 | CHITTENDEN INSURANCE AGENCY INC. | NAUGATUCK, CT | Thomaston Savings Bank |
| $150,000–350,000 | CONCENTRIC TOOL & MANUFACTURIN | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | CONNECTICUT TRANSPORTATION SOLUTIONS LLC | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | CULTURE FRESH FOODS, INC. | NAUGATUCK, CT | Cambridge Savings Bank |
| $150,000–350,000 | DIVERSIFIED FINANCIAL SOLUTIONS PC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | ELECTRIC CABLE COMPOUNDS, INC. | NAUGATUCK, CT | People's United Bank, National Association |
| $150,000–350,000 | FAMILY FOOTCARE, PC | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | FITZPATRICK MARIANO SANTOS & SOUSA PC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | FLABEG TECHNICAL GLASS US CORPORATION | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | GROUND UP, INC. | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | GUARDIAN AD LITEM SERVICES INC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | H BARBER & SONS INC | NAUGATUCK, CT | Webster Bank, National Association |
| $150,000–350,000 | HAVERSAT HOLDINGS LLC | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | HOWARD ENGINEERING LLC | NAUGATUCK, CT | Savings Bank of Danbury |
| $2–5 million | ICES INC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | J&M AUTOMOTIVE SALES AND SERVICE LLC | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | KAMMETAL INC | NAUGATUCK, CT | Bank of America, National Association |
| $150,000–350,000 | LAW OFFICES OF MORRISSEY MORRISSEY & RYDZIK, LLC | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | NAUGATUCK STAIR CO., INC. | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | NAUGATUCK WINDOW AND GLASS LLC | NAUGATUCK, CT | Cadence Bank, National Association |
| $350,000–1 million | NEW ENGLAND MASONRY & ROOFING CO. | NAUGATUCK, CT | Webster Bank, National Association |
| $150,000–350,000 | NEW ENGLAND SYSTEMS,INC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | NORTHEASTERN COMMUNICATIONS, INC. | NAUGATUCK, CT | Webster Bank, National Association |
| $350,000–1 million | PASTANCH, LLC | NAUGATUCK, CT | People's United Bank, National Association |
| $150,000–350,000 | PUSTOLA & ASSOCIATES ENGINEERS/CONSTRUCTORS LLC | NAUGATUCK, CT | Liberty Bank |
| $150,000–350,000 | R & L ACOUSTICS INC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | RAM WELDING COMPANY, INC. | NAUGATUCK, CT | People's United Bank, National Association |
| $350,000–1 million | RELIABLE SILVER CORPORATION | NAUGATUCK, CT | People's United Bank, National Association |
| $150,000–350,000 | RONDO OF AMERICA | NAUGATUCK, CT | Webster Bank, National Association |
| $150,000–350,000 | SCHMIDT ELECTRIC LLC | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | SIEFERT ASSOCIATES LLC | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | SPERRY AUTOMATICS COMPANY, INC. | NAUGATUCK, CT | Liberty Bank |
| $350,000–1 million | SURFCT.COM, INC. | NAUGATUCK, CT | Ion Bank |
| $350,000–1 million | THE PHOENIX COMPANY OF CHICAGO, INC | NAUGATUCK, CT | JPMorgan Chase Bank, National Association |
| $350,000–1 million | UNITED AVIONICS, INC. | NAUGATUCK, CT | Liberty Bank |
| $150,000–350,000 | VIVAX MEDICAL CORPORATION | NAUGATUCK, CT | Liberty Bank |
| $150,000–350,000 | YOUNG MEN'S CHRISTIAN ASSOCIATION NAUGUATUCK | NAUGATUCK, CT | Ion Bank |
| $150,000–350,000 | ZYBER GROUP LLC | NAUGATUCK, CT | Ion Bank |