| Tallan, INC. | Colchester, CT | $36M | — | 2023 |
| The Taunton Press, INC. | Hawleyville, CT | $32M | 200 | 2024 |
| Salisbury Bank & Trust CO. | Lakeville, CT | $32M | — | 2023 |
| Vista Capital LLC | Greenwich, CT | $30M | 1,060 | 2025 |
| Sasco Capital INC. | Fairfield, CT | $29M | 9 | 2024 |
| Connecticut Gastroenterology Consultants, P.C. | Guilford, CT | $27M | 62 | 2024 |
| Littlejohn & CO., LLC | Greenwich, CT | $25M | 34 | 2024 |
| Hooker & Holcombe, INC. | Bloomfield, CT | $23M | 102 | 2023 |
| Trirx Shawnee LLC | Norwalk, CT | $21M | 333 | 2025 |
| Edgewood Management LLC | Greenwich, CT | $20M | 22 | 2024 |
| S.a. Capital Development Corp. | Wesport, CT | $18M | 1 | 2024 |
| Shipman & Goodwin LLP | Hartford, CT | $14M | 61 | 2024 |
| 3GTMS, LLC | Shelton, CT | $14M | 203 | 2025 |
| M.s. Galt & Company, LLC | New Canaan, CT | $13M | 27 | 2023 |
| Battea - Class Action Services, LLC | Stamford, CT | $13M | 104 | 2024 |
| Davis-standard, LLC | Pawcatuck, CT | $13M | — | 2023 |
| Heritage Village Master Association, INC. | Southbury, CT | $13M | 172 | 2024 |
| Nfc Holdings INC | Westport, CT | $12M | 9 | 2025 |
| Cellmark USA, LLC | Shelton, CT | $11M | — | 2023 |
| Brown Jacobson PC | Norwich, CT | $11M | 26 | 2025 |
| American Design & Manufacturing, INC. | South Windsor, CT | $10M | 19 | 2026 |
| Stratis Visuals LLC | Torrington, CT | $10M | 85 | 2025 |
| Okee Industries, INC. | West Hartford, CT | $10M | 83 | 2024 |
| Cardinal Capital Management, LLC | Greenwich, CT | $9.8M | 11 | 2025 |
| Naugatuck Valley Gastroenterology Consultants, LLC | Prospect, CT | $9.1M | 22 | 2025 |
| Bendett & Mchugh, P.C. | Farmington, CT | $9.1M | — | 2023 |
| Blumbergexcelsior And Related CO. | Sharon, CT | $9.0M | 64 | 2023 |
| Kaf Manufacturing Company, INC. | Stamford, CT | $9.0M | 20 | 2025 |
| Federman, Lally & Remis LLC | Farmington, CT | $8.5M | 20 | 2024 |
| Simpson Healthcare Executives, LLC | Old Lyme, CT | $8.5M | 54 | 2024 |
| Connecticut Air Systems, INC. | Milford, CT | $8.5M | 19 | 2025 |
| Paine's INC. | East Granby, CT | $8.4M | 79 | 2025 |
| Consulting Ophthalmologists, P.C. | Farmington, CT | $8.2M | 1 | 2024 |
| Pyramid Time Systems, LLC | Meriden, CT | $7.7M | 47 | 2025 |
| Cara Therapeutics, INC. | Stamford, CT | $7.5M | 54 | 2025 |
| Lecturelinx, INC. | Branford, CT | $7.5M | 22 | 2025 |
| Southern Connecticut Vascular Center, LLC | Stratford, CT | $7.3M | — | 2023 |
| Mediaworx LLC | Orange, CT | $7.2M | — | 2023 |
| Phasor Engineering Services, LLC | Middletown, CT | $7.2M | 37 | 2023 |
| Custom Vault Corporation | Bethel, CT | $7.1M | 335 | 2025 |
| New England Retina Associates, P.C. | Hamden, CT | $7.0M | 53 | 2023 |
| Integrated Rehabilitation Services, LLC | Vernon, CT | $7.0M | — | 2023 |
| The Record-journal Publishing CO | Meriden, CT | $6.4M | 92 | 2024 |
| First Bristol Federal Credit Union | Bristol, CT | $6.4M | 25 | 2024 |
| Monomoy Capital Management, L.P. | Greenwich, CT | $6.3M | 29 | 2024 |
| Vanderbilt Minerals, LLC | Norwalk, CT | $6.3M | 77 | 2024 |
| New England Consulting Group, INC. | Westport, CT | $6.2M | 9 | 2024 |
| Diversified Technology Consultants | Hamden, CT | $6.2M | 46 | 2024 |
| Sudipta & Bindu Dey, M.D., P.C. | Beacon Falls, CT | $6.1M | 12 | 2025 |
| Action Air Systems, INC. | Manchester, CT | $5.9M | 61 | 2025 |
| Giamalis And Company, LLC | Glastonbury, CT | $5.9M | 10 | 2024 |
| Primary Eye Care Center, P.C. | Bloomfield, CT | $5.7M | 37 | 2023 |
| Debra R. Miller, M.D., LLC | New London, CT | $5.6M | 6 | 2023 |
| Atlas Shipping LTD. | Stamford, CT | $5.6M | 11 | 2024 |
| Buckley & Wynne | New Haven, CT | $5.6M | 12 | 2025 |
| The Plant Group, INC | N. Franklin, CT | $5.6M | 116 | 2025 |
| Duke & Duchess Ventures, INC. | Norwalk, CT | $5.6M | 3 | 2025 |
| J. A. Archambault & Son, INC. | Putnam, CT | $5.5M | 20 | 2025 |
| Allergy Associates, P.C. | Woodbridge, CT | $5.5M | 9 | 2023 |
| Paulson Training Programs, INC. | Chester, CT | $5.4M | 17 | 2024 |
| Fly Unified LLC | Stamford, CT | $5.3M | 18 | 2024 |
| Stratford Pediatric Associates, PC. | Stratford, CT | $5.3M | 4 | 2026 |
| Erickson Metals Corporation | Rocky Hill, CT | $5.2M | 62 | 2025 |
| Shoff Darby Companies, INC. | Norwalk, CT | $5.2M | 31 | 2024 |
| Fairfield County Medical Group, P.C. | Trumbull, CT | $5.1M | 20 | 2024 |
| Get Real Estate, INC. | Trumbull, CT | $5.1M | — | 2023 |
| Deering Construction, INC. | Norwalk, CT | $5.0M | 4 | 2024 |
| Consulting Ophthalmologists, P.C. | Farmington, CT | $5.0M | 1 | 2024 |