| $350,000–1 million | RMS MEDIA GROUP INC | Andover, MA | Eastern Bank |
| $350,000–1 million | RMS MEDIA GROUP, INC | ANDOVER, MA | Eastern Bank |
| $2–5 million | ROAD TO RESPONSIBILITY INC. | Marshfield, MA | Eastern Bank |
| $1–2 million | ROBERT CULBERT | Woburn, MA | Eastern Bank |
| $150,000–350,000 | ROBERT N COYLE | Brockton, MA | Eastern Bank |
| $1–2 million | ROBERT W SULLIVAN, INC. | CHARLESTOWN, MA | Eastern Bank |
| $150,000–350,000 | ROBIE'S REFRIGERATION, INC. | HYANNIS, MA | Eastern Bank |
| $350,000–1 million | ROBINSON DEABLER ARCHITECTS INC | Boston, MA | Eastern Bank |
| $350,000–1 million | ROBINSON DEABLER ARCHITECTS, INC. | BOSTON, MA | Eastern Bank |
| $150,000–350,000 | ROC USA LLC | Concord, NH | Eastern Bank |
| $150,000–350,000 | ROCHE BROS. BARREL & DRUM | LOWELL, MA | Eastern Bank |
| $150,000–350,000 | ROCKET MEDICAL PLC | PLYMOUTH, MA | Eastern Bank |
| $150,000–350,000 | RODENHISER EXCAVATING INC | Holliston, MA | Eastern Bank |
| $150,000–350,000 | RODENHISER EXCAVATING, INC | HOLLISTON, MA | Eastern Bank |
| $150,000–350,000 | ROLL BARRESI & ASSOCIATES | Cambridge, MA | Eastern Bank |
| $150,000–350,000 | ROLL BARRESI & ASSOCIATES, INC. | Cambridge, MA | Eastern Bank |
| $2–5 million | ROMAN CATHOLIC ARCHBISHOP OF BOSTON | BRAINTREE, MA | Eastern Bank |
| $150,000–350,000 | ROMAN CATHOLIC ARCHBISHOP OF BOSTON | STONEHAM, MA | Eastern Bank |
| $350,000–1 million | ROOT CAUSE INSTITUTE INC | Cambridge, MA | Eastern Bank |
| $150,000–350,000 | ROOT CAUSE INSTITUTE, INC. | CAMBRIDGE, MA | Eastern Bank |
| $150,000–350,000 | ROSEMARIE MUFFIN INC | Kingston, MA | Eastern Bank |
| $350,000–1 million | ROSLINDALE PEDIATRIC ASSOCIATES P.C. | West Roxbury, MA | Eastern Bank |
| $350,000–1 million | ROSLINDALE PEDIATRIC ASSOCIATES, PC | WEST ROXBURY, MA | Eastern Bank |
| $150,000–350,000 | ROSS SILVERMAN SNYDER TIETJEN | Boston, MA | Eastern Bank |
| $150,000–350,000 | ROTHFELD CENTER FOR INTEGRATIVE MEDICINE, P.C. | Waltham, MA | Eastern Bank |
| $350,000–1 million | ROW 34 PORTSMOUTH LLC | Boston, MA | Eastern Bank |
| $150,000–350,000 | ROW 34 PORTSMOUTH, LLC | PORTSMOUTH, NH | Eastern Bank |
| $150,000–350,000 | ROXBURY YOUTHWORKS INC. | Roxbury Crossing, MA | Eastern Bank |
| $350,000–1 million | ROYAL JEWELERS INC. | Andover, MA | Eastern Bank |
| $150,000–350,000 | RUBBER-RIGHT ROLLERS,INC. | CHELSEA, MA | Eastern Bank |
| $350,000–1 million | RUBICON BUILDERS LLC | Mansfield, MA | Eastern Bank |
| $350,000–1 million | RUBICON BUILDERS LLC | MANSFIELD, MA | Eastern Bank |
| $1–2 million | RUBIN AND RUDMAN LLP | BOSTON, MA | Eastern Bank |
| $2–5 million | RUBY WINES INC. | AVON, MA | Eastern Bank |
| $150,000–350,000 | RUDY ENTERPRISES, INC. | PLYMOUTH, MA | Eastern Bank |
| $150,000–350,000 | RUGGLES KLINGEMANN MFG. CO. | BEVERLY, MA | Eastern Bank |
| $350,000–1 million | RWC LANDSCAPE SERVICES MANAGEMENT, INC. | Concord, NH | Eastern Bank |
| $350,000–1 million | RYAN & COSCIA, P.C. | SALEM, MA | Eastern Bank |
| $350,000–1 million | RYAN DEVELOPMENT LLC | WESTFORD, MA | Eastern Bank |
| $2–5 million | S L CHASSE WELDING & FAB | Hudson, NH | Eastern Bank |
| $1–2 million | S L CHASSE WELDING & FABRICATING, INC. | HUDSON, NH | Eastern Bank |
| $350,000–1 million | S STROCK & CO, INC. | CHELSEA, MA | Eastern Bank |
| $350,000–1 million | S+H CONSTRUCTION, INC. | CAMBRIDGE, MA | Eastern Bank |
| $150,000–350,000 | SACRED HEART SCHOOL | Roslindale, MA | Eastern Bank |
| $150,000–350,000 | SACRED HEART SCHOOL | ROSLINDALE, MA | Eastern Bank |
| $150,000–350,000 | SACRED HEARTS PARISH SCHOOL | MALDEN, MA | Eastern Bank |
| $150,000–350,000 | SADCO SITE DEVELOPMENT CORP | PORTSMOUTH, NH | Eastern Bank |
| $350,000–1 million | SAFETY PARTNERS, INC | BEDFORD, MA | Eastern Bank |
| $150,000–350,000 | SAFRA RESTAURANT GROUP LLC | Lynn, MA | Eastern Bank |
| $150,000–350,000 | SAFRA RESTAURANT GROUP, LLC | LYNN, MA | Eastern Bank |
| $150,000–350,000 | SAINT AGNES GRAMMAR SCHOOL | ARLINGTON, MA | Eastern Bank |
| $150,000–350,000 | SAINT BRIDGET SCHOOL | FRAMINGHAM, MA | Eastern Bank |
| $150,000–350,000 | SAINT BRIDGET SCHOOL | ABINGTON, MA | Eastern Bank |
| $150,000–350,000 | SAINT CHARLES SCHOOL | WOBURN, MA | Eastern Bank |
| $1–2 million | SAINT JOHN PAUL II CATHOLIC ACADEMY, INC. | DORCHESTER CENTER, MA | Eastern Bank |
| $150,000–350,000 | SAINT JOHN SCHOOL | BOSTON, MA | Eastern Bank |
| $150,000–350,000 | SAINT JOHN SCHOOL | WELLESLEY HILLS, MA | Eastern Bank |
| $150,000–350,000 | SAINT JOHN THE BAPTIST SCHOOL | PEABODY, MA | Eastern Bank |
| $150,000–350,000 | SAINT JOHN THE EVANGELIST SCHOOL | BEVERLY, MA | Eastern Bank |
| $150,000–350,000 | SAINT JOSEPH SCHOOL | MEDFORD, MA | Eastern Bank |
| $150,000–350,000 | SAINT JOSEPH SCHOOL | HOLBROOK, MA | Eastern Bank |
| $150,000–350,000 | SAINT MARY OF THE ANNUNCIATION SCHOOL | Melrose, MA | Eastern Bank |
| $150,000–350,000 | SAINT MARY OF THE HILLS SCHOOL | MILTON, MA | Eastern Bank |
| $350,000–1 million | SAINT MICHAEL SCHOOL | NORTH ANDOVER, MA | Eastern Bank |
| $150,000–350,000 | SAINT MICHAEL SCHOOL | LOWELL, MA | Eastern Bank |
| $150,000–350,000 | SAINT PIUS V SCHOOL | LYNN, MA | Eastern Bank |
| $350,000–1 million | SAINT RAPHAEL SCHOOL | MEDFORD, MA | Eastern Bank |
| $150,000–350,000 | SAKO AUTO BODY INC | MEDFORD, MA | Eastern Bank |
| $2–5 million | SALEM GLASS COMPANY | Salem, MA | Eastern Bank |
| $150,000–350,000 | SALEM MANUFACTURED HOMES LLC | Salem, NH | Eastern Bank |
| $150,000–350,000 | SALEM MANUFACTURED HOMES, LLC | SALEM, NH | Eastern Bank |
| $150,000–350,000 | SALMON FALLS WOODWORKS L | DOVER, NH | Eastern Bank |
| $150,000–350,000 | SALMON FALLS WOODWORKS LLC | DOVER, NH | Eastern Bank |
| $350,000–1 million | SALON CAPRI INC | Newton Highlands, MA | Eastern Bank |
| $350,000–1 million | SALON CAPRI, INC. | NEWTON HIGHLANDS, MA | Eastern Bank |
| $150,000–350,000 | SALON INVI | ANDOVER, MA | Eastern Bank |
| $150,000–350,000 | SALON INVI LLC | Andover, MA | Eastern Bank |
| $150,000–350,000 | SALONE ESTETICA, INC. | WINCHESTER, MA | Eastern Bank |
| $150,000–350,000 | SALTBOX FARM CONCORD LLC | Concord, MA | Eastern Bank |
| $150,000–350,000 | SALTBOX KITCHEN, LLC | Concord, MA | Eastern Bank |
| $150,000–350,000 | SALTER HEALTHCARE INC | WINCHESTER, MA | Eastern Bank |
| $350,000–1 million | SALTWATER COLLECTIVE LLC | Portsmouth, NH | Eastern Bank |
| $350,000–1 million | SAME DAY SERVICE CO., INC. | BEDFORD, NH | Eastern Bank |
| $150,000–350,000 | SAMUEL HOLMES, INCORPORATED | BOSTON, MA | Eastern Bank |
| $350,000–1 million | SAN-TRON INC | Ipswich, MA | Eastern Bank |
| $350,000–1 million | SAN-TRON INC. | IPSWICH, MA | Eastern Bank |
| $2–5 million | SANCTA MARIA HOSPITAL INC | CAMBRIDGE, MA | Eastern Bank |
| $150,000–350,000 | SANPHY PODIATRY GROUP IN | Lynn, MA | Eastern Bank |
| $150,000–350,000 | SANPHY PODIATRY GROUP, INC. | LYNN, MA | Eastern Bank |
| $150,000–350,000 | SANTAMARIA TRUCKING SERVICES, INC. | LEXINGTON, MA | Eastern Bank |
| $350,000–1 million | SAPHIRE EVENT GROUP, LLC | SHARON, MA | Eastern Bank |
| $350,000–1 million | SARA CAMPBELL LTD | ROXBURY, MA | Eastern Bank |
| $350,000–1 million | SARA CAMPBELL LTD | Roxbury, MA | Eastern Bank |
| $2–5 million | SASAKI ASSOCIATES | WATERTOWN, MA | Eastern Bank |
| $350,000–1 million | SAVENOR'S SUPPLY CO. INC. | Cambridge, MA | Eastern Bank |
| $350,000–1 million | SAVENOR'S SUPPLY CO., INC. | Cambridge, MA | Eastern Bank |
| $350,000–1 million | SBB | IPSWICH, MA | Eastern Bank |
| $150,000–350,000 | SBC2, LLC | SOUTH BOSTON, MA | Eastern Bank |
| $150,000–350,000 | SCG MANAGEMENT CORP | NEEDHAM HEIGHTS, MA | Eastern Bank |
| $150,000–350,000 | SCHIAFFO INC. | Boston, MA | Eastern Bank |