| $150,000–350,000 | SCHIAFFO, INC. | BOSTON, MA | Eastern Bank |
| $1–2 million | SCHOOLS FOR CHILDREN, INC. | Winchester, MA | Eastern Bank |
| $150,000–350,000 | SCIENCE PARTNERS INCORPO | Cambridge, MA | Eastern Bank |
| $1–2 million | SCITUATE CONCRETE PRODUCTS | MARSHFIELD, MA | Eastern Bank |
| $350,000–1 million | SEA & SHORE CONTRACTING INC. | Randolph, MA | Eastern Bank |
| $350,000–1 million | SEA & SHORE CONTRACTING, INC. | RANDOLPH, MA | Eastern Bank |
| $350,000–1 million | SEA LEVEL OYSTER BAR NEW | Salem, MA | Eastern Bank |
| $350,000–1 million | SEA LEVEL OYSTER BAR, NEWBURYPORT INC. | NEWBURYPORT, MA | Eastern Bank |
| $350,000–1 million | SEA VIEW TECHNOLOGIES IN | Hampton, NH | Eastern Bank |
| $350,000–1 million | SEA VIEW TECHNOLOGIES INC | HAMPTON, NH | Eastern Bank |
| $2–5 million | SEACOAST MENTAL HEALTH CENTER INC | Portsmouth, NH | Eastern Bank |
| $150,000–350,000 | SEACOAST RADIOLOGY, P.A. | DOVER, NH | Eastern Bank |
| $1–2 million | SEACREST FOODS INTERNATIONAL, INC. | LYNN, MA | Eastern Bank |
| $350,000–1 million | SEAGLASS TECHNOLOGY PARTNERS LLC | Portsmouth, NH | Eastern Bank |
| $350,000–1 million | SEAGLASS TECHNOLOGY PARTNERS LLC | PORTSMOUTH, NH | Eastern Bank |
| $2–5 million | SEALCOATING, INC | BRAINTREE, MA | Eastern Bank |
| $150,000–350,000 | SEALIT AMS HOLDING LLC | PROVIDENCE, RI | Eastern Bank |
| $350,000–1 million | SEAN FARRELL EXCAVATION, INC. | QUINCY, MA | Eastern Bank |
| $350,000–1 million | SEASIDE ASSOCIATES TEMPORARY AND PERMANENT PLACEMENT, LLC | PORTSMOUTH, NH | Eastern Bank |
| $350,000–1 million | SECOND AVENUE HOTEL LESS | Waltham, MA | Eastern Bank |
| $350,000–1 million | SECOND AVENUE HOTEL LESSEE LLC | NEWTON LOWER FALLS, MA | Eastern Bank |
| $350,000–1 million | SECONDWIND WATER SYSTEMS | Manchester, NH | Eastern Bank |
| $350,000–1 million | SECONDWIND WATER SYSTEMS | Manchester, NH | Eastern Bank |
| $2–5 million | SECURITY INNOVATION, INC. | WILMINGTON, MA | Eastern Bank |
| $150,000–350,000 | SELECT TECHNOLOGY | Peabody, MA | Eastern Bank |
| $150,000–350,000 | SELECT TECHNOLOGY, INC | PEABODY, MA | Eastern Bank |
| $150,000–350,000 | SEMI SOURCE INC | HINGHAM, MA | Eastern Bank |
| $150,000–350,000 | SENSIBLE NUTRITION, INC. | HINGHAM, MA | Eastern Bank |
| $350,000–1 million | SENTRY FORD LINCOLN, INC. | MEDFORD, MA | Eastern Bank |
| $350,000–1 million | SENTRY WEST, INC. | SHREWSBURY, MA | Eastern Bank |
| $350,000–1 million | SERENITY CARE, INC. | SPRINGFIELD, MA | Eastern Bank |
| $350,000–1 million | SEVEN 10 STORAGE SOFTWARE LLC | NORTH ANDOVER, MA | Eastern Bank |
| $150,000–350,000 | SEVEN MILE ROAD CHURCH | Melrose, MA | Eastern Bank |
| $150,000–350,000 | SEVEN MILE ROAD CHURCH | Melrose, MA | Eastern Bank |
| $350,000–1 million | SEVERANCE TRUCKING CO., INC. | DRACUT, MA | Eastern Bank |
| $150,000–350,000 | SEVERANCE WAREHOUSING, INC | DRACUT, MA | Eastern Bank |
| $2–5 million | SEVERINO TRUCKING CO., INC. | CANDIA, NH | Eastern Bank |
| $150,000–350,000 | SFP WEALTH, LLC | Wellesley, MA | Eastern Bank |
| $350,000–1 million | SHAKESPEARE & COMPANY, INC. | LENOX, MA | Eastern Bank |
| $350,000–1 million | SHAKESPEARE AND COMPANY | Lenox, MA | Eastern Bank |
| $150,000–350,000 | SHAWMUT HUDSON LLC | Boston, MA | Eastern Bank |
| $1–2 million | SHEA CONCRETE PRODUCTS, INC. | AMESBURY, MA | Eastern Bank |
| $150,000–350,000 | SHEAS CENTER INC | QUINCY, MA | Eastern Bank |
| $150,000–350,000 | SHELLY LLC | NEWBURYPORT, MA | Eastern Bank |
| $150,000–350,000 | SHELLY LLC DBA LORETTA | Newburyport, MA | Eastern Bank |
| $150,000–350,000 | SHINING STARS LEARNING C | Saugus, MA | Eastern Bank |
| $150,000–350,000 | SHINING STARS LEARNING CENTER, INC. | LYNNFIELD, MA | Eastern Bank |
| $150,000–350,000 | SHIRAT HAYAM OF THE NORT | Swampscott, MA | Eastern Bank |
| $350,000–1 million | SHIRAT HAYAM OF THE NORTH SHORE | MARBLEHEAD, MA | Eastern Bank |
| $150,000–350,000 | SHIRETOWN GLASS & ALUMIN | Plymouth, MA | Eastern Bank |
| $150,000–350,000 | SHIRETOWN GLASS & ALUMINUM, INC. | PLYMOUTH, MA | Eastern Bank |
| $150,000–350,000 | SHOOTERS TAVERN LLC | Belmont, NH | Eastern Bank |
| $350,000–1 million | SHORELINE AVIATION INC | MARSHFIELD, MA | Eastern Bank |
| $350,000–1 million | SHORELINE AVIATION INC. | Marshfield, MA | Eastern Bank |
| $150,000–350,000 | SHOWROOM STUDIO 534 | BOSTON, MA | Eastern Bank |
| $150,000–350,000 | SHREWSBURY LUMBER LLC | Shrewsbury, MA | Eastern Bank |
| $150,000–350,000 | SHREWSBURY LUMBER, LLC | SHREWSBURY, MA | Eastern Bank |
| $150,000–350,000 | SIDONIE LLC | Cambridge, MA | Eastern Bank |
| $150,000–350,000 | SIDONIE, LLC | Cambridge, MA | Eastern Bank |
| $1–2 million | SIEGEL EGG CO INC | N Billerica, MA | Eastern Bank |
| $1–2 million | SIEGEL EGG CO. INC. | NORTH BILLERICA, MA | Eastern Bank |
| $350,000–1 million | SIG HOSPITALITY LLC | Chestnut Hill, MA | Eastern Bank |
| $150,000–350,000 | SIG HOSPITALITY, LLC | CHESTNUT HILL, MA | Eastern Bank |
| $2–5 million | SIGNET ELECTRONIC SYSTEMS, INC | NORWELL, MA | Eastern Bank |
| $350,000–1 million | SILENT SPRING INSTITUTE, INC. | NEWTONVILLE, MA | Eastern Bank |
| $1–2 million | SILKO MOTOR SALES INC | RAYNHAM, MA | Eastern Bank |
| $350,000–1 million | SILKO MOTOR SALES INC | RAYNHAM, MA | Eastern Bank |
| $150,000–350,000 | SILVA BROTHERS CONSTRUCTION | TEWKSBURY, MA | Eastern Bank |
| $150,000–350,000 | SILVERSIDE DETECTORS INC. | Cambridge, MA | Eastern Bank |
| $150,000–350,000 | SILVERSIDE DETECTORS, INC. | CAMBRIDGE, MA | Eastern Bank |
| $150,000–350,000 | SILVERTHREAD INC. | Newton, MA | Eastern Bank |
| $150,000–350,000 | SILVERTHREAD, INC. | BOSTON, MA | Eastern Bank |
| $350,000–1 million | SIMEONE FLOORS, INC. | WAKEFIELD, MA | Eastern Bank |
| $150,000–350,000 | SIROS INC | Quincy, MA | Eastern Bank |
| $150,000–350,000 | SIROS INCORPORATED | QUINCY, MA | Eastern Bank |
| $1–2 million | SITESPECT, INC. | Auburndale, MA | Eastern Bank |
| $150,000–350,000 | SJJ CORP. | BOSTON, MA | Eastern Bank |
| $150,000–350,000 | SJJ CORPORATION | Boston, MA | Eastern Bank |
| $2–5 million | SKYWORD, INC | boston, MA | Eastern Bank |
| $350,000–1 million | SLAWDOG, LLC | CAMBRIDGE, MA | Eastern Bank |
| $150,000–350,000 | SLEEPNET CORPORATION | HAMPTON, NH | Eastern Bank |
| $150,000–350,000 | SLOAN SALES INC | WAKEFIELD, MA | Eastern Bank |
| $150,000–350,000 | SLW & P HONG KONG RESTAURANT INC. | Cambridge, MA | Eastern Bank |
| $150,000–350,000 | SLW&P HONG KONG RESTAURANT INC | Cambridge, MA | Eastern Bank |
| $150,000–350,000 | SMART LLC | CHELSEA, MA | Eastern Bank |
| $150,000–350,000 | SMART LLC | East Providence, RI | Eastern Bank |
| $1–2 million | SOCIAL FINANCE, INC. | BOSTON, MA | Eastern Bank |
| $150,000–350,000 | SOCIAL INNOVATION FORUM, INC. | BOSTON, MA | Eastern Bank |
| $350,000–1 million | SOCIEDAD LATINA INC. | ROXBURY CROSSING, MA | Eastern Bank |
| $2–5 million | SOEP PAINTING CORPORATIO | Lawrence, MA | Eastern Bank |
| $1–2 million | SOEP PAINTING CORPORATION | LAWRENCE, MA | Eastern Bank |
| $150,000–350,000 | SOFTDRAW INVESTMENTS, LLC | Stratham, NH | Eastern Bank |
| $150,000–350,000 | SOLEX PAYROLL SYSTEMS, INC. | STOUGHTON, MA | Eastern Bank |
| $350,000–1 million | SOLIDSCAPE, INC. | MERRIMACK, NH | Eastern Bank |
| $150,000–350,000 | SOLOMON METALS CORP | LYNN, MA | Eastern Bank |
| $150,000–350,000 | SOMERS BOSTON RESTAURANTS | Boston, MA | Eastern Bank |
| $150,000–350,000 | SOMERS SIX | Boston, MA | Eastern Bank |
| $150,000–350,000 | SOMERVILLE VETERINARY CENTER, INC. | SOMERVILLE, MA | Eastern Bank |
| $1–2 million | SOMERVILLE-CAMBRIDGE ELDER SERVICES, INC. | Somerville, MA | Eastern Bank |
| $150,000–350,000 | SONNY'S GLASS TINTING LLC | SAUGUS, MA | Eastern Bank |