| ASSONET INDUSTRIES INC | 30972 | ASSONET | 1 |
| ASSURANCE DIRECT OIL LLC | 4540128 | STOUGHTON | 40 |
| ASSURE TRANSPORT INC | 2376604 | SPRINGFIELD | 3 |
| ASSURED ASPHALT PAVING | 4171592 | HAVERHILL | 1 |
| ASSURED COLLISION INC | 1356766 | WALPOLE | 25 |
| ASSURED FIRE ALARM CO INC | 3250544 | NEWTONVILLE | 1 |
| ASTOR TRANSPORTATION LLC | 2818539 | REVERE | 1 |
| ASTRAG INC | 4300405 | MELROSE | 1 |
| ASTRAPATH LOGISTICS LLC | 4565861 | DEVENS | 0 |
| ASTRELLA GROUP LLC | 4350228 | MILLBURY | 1 |
| ASTRO CHEMICALS INC | 35742 | SPRINGFIELD | 18 |
| ASTRO WELDING & FABRICATING | 592309 | BOXBORO | 18 |
| AT EASE HOMEWORKS LLC | 4567011 | HAVERHILL | 1 |
| AT EASE LOGISTICS LLC | 4462038 | LAWRENCE | 1 |
| AT HOME SERVICE | 3499403 | EAST FREETOWN | 1 |
| AT MASONRY LLC | 4025128 | ROWLEY | 0 |
| AT METHUEN LLC | 3667454 | METHUEN | 3 |
| AT PAVING LLC | 3212013 | REVERE | 3 |
| AT TRUCKING LLC | 4548902 | TAUNTON | 1 |
| ATA BUILDING & REMODELING INC | 1425847 | NORTH READING | 2 |
| ATA EXPRESS LLC | 2642056 | AGAWAM | 2 |
| ATA58 GROUP LLC | 6981686 | AGAWAM | 1 |
| ATACAMA EXPRESS TRANSPORTATION INC | 3539976 | MARLBOROUGH | 2 |
| ATB ENTERPRISES LLC | 3993847 | TAUNTON | 1 |
| ATC AUDIO INC | 1274558 | WEST SPRINGFIELD | 1 |
| ATC CARRIERS INC | 4420644 | TYNGSBORO | 2 |
| ATC TRANSPORTATION INC | 3842652 | METHUEN | 2 |
| ATCO PLUMBING & MECHANICAL LLC | 3210238 | FALL RIVER | 1 |
| ATCO SUPPLY COMPANY INC | 22693 | BOSTON | 1 |
| ATCSERVICES | 3518730 | UPTON | 1 |
| ATD PROPERTY MANAGEMENT LLC | 4418916 | SWANSEA | 1 |
| ATENT FOR RENT INC | 481781 | DEDHAM | 14 |
| ATEX SOLUTIONS CORP | 3011272 | METHUEN | 1 |
| ATH STORAGE LLC | 3624479 | BRAINTREE | 2 |
| ATHENA BUILDING PERFORMANCE INC | 4150665 | SOUTH HADLEY | 2 |
| ATHENA INTERNATIONAL LLC | 3545336 | BROCKTON | 1 |
| ATHENIAN ENTERPRISES | 2339820 | DORCHESTER | 1 |
| ATHOL-ORANGE COMMUNITY TELEVISION | 3514984 | ATHOL | 1 |
| ATILANO BREAD DISTRIBUTION INC | 3375015 | SHREWSBURY | 1 |
| ATK LOGISTICS INC | 4499256 | BILLERICA | 1 |
| ATL CONSTRUCTION INC | 530668 | EAST BRIDGEWATER | 7 |
| ATL CONTRACTORS LLC | 3178743 | WALTHAM | 2 |
| ATLANT MOVING LLC | 4115476 | WEST ROXBURY | 3 |
| ATLANTIC AEOLUS CORP | 1625123 | NANTUCKET | 11 |
| ATLANTIC ASPHALT & EQUIPMENT CO INC | 128348 | REVERE | 15 |
| ATLANTIC AUTO & TRUCK SUPPLY CO | 4498921 | PEABODY | 1 |
| ATLANTIC AUTO GROUP CORP | 3894999 | BRAINTREE | 1 |
| ATLANTIC BATTERY CO INC | 588625 | WATERTOWN | 1 |
| ATLANTIC BOATS INCORPORATED | 1616142 | WAREHAM | 2 |
| ATLANTIC BUILDING & REMODELING INC | 3493273 | WEST NEWBURY | 1 |
| ATLANTIC BUILDING SUPPLY LLC | 4931574 | MIDDLEBORO | 1 |
| ATLANTIC CHIMNEY INC | 3354962 | WAREHAM | 3 |
| ATLANTIC COAST DISMANTLING LLC | 1917109 | SAUGUS | 37 |
| ATLANTIC COAST FENCE CO INC | 384570 | AMESBURY | 3 |
| ATLANTIC COAST SEAFOOD CO INC | 697866 | BOSTON | 4 |
| ATLANTIC COAST UTILITIES | 3238536 | BOSTON | 13 |
| ATLANTIC COLLISION CENTER INC | 1834595 | LOWELL | 2 |
| ATLANTIC COMMODITIES TRADE INC | 2243684 | WEBSTER | 0 |
| ATLANTIC CONCRETE CONSTRUCTION INC | 3217072 | EAST WAREHAM | 3 |
| ATLANTIC CONTRACTING & SPECIALTIES LLC | 915546 | FRANKLIN | 3 |
| ATLANTIC DISCOUNT OIL INC | 1080635 | GLOUCESTER | 1 |
| ATLANTIC DIVERSIFIED SERVICES | 3375786 | SAGAMORE BCH | 3 |
| ATLANTIC DOOR DISTRIBUTORS INC | 907758 | SANDWICH | 1 |
| ATLANTIC DUMPSTER SERVICE LLC | 4371425 | MARSHFIELD | 1 |
| ATLANTIC ELEVATOR COMPANY INC | 352285 | AVON | 3 |
| ATLANTIC ELEVATOR SOUTH CO INC | 665546 | SEEKONK | 2 |
| ATLANTIC ENVIRONMENTAL SERVICES INC | 1042011 | NANTUCKET | 1 |
| ATLANTIC EQUIPMENT LLC | 2363325 | BOURNE | 4 |
| ATLANTIC EXCAVATION AND UTILITY CORP | 3370213 | BRIGHTON | 2 |
| ATLANTIC FOOD MART INC | 686975 | READING | 1 |
| ATLANTIC FREIGHT LLC | 3650635 | BOSTON | 30 |
| ATLANTIC FRUIT & PRODUCE INC | 3181054 | BELLINGHAM | 2 |
| ATLANTIC FUEL OIL TANK SERVICES INC | 3225982 | E BRIDGEWTR | 3 |
| ATLANTIC HEATING & AIR CONDITIONING CO INC | 30980 | BROOKLINE | 2 |
| ATLANTIC HOT TUBS | 3795741 | BRAINTREE | 1 |
| ATLANTIC INDUSTRIAL SERVICES, INC. | 9578467 | LYNN | 2 |
| ATLANTIC LANDSCAPE DESIGN & CONSTRUCTION | 3231240 | WESTPORT | 5 |
| ATLANTIC LANDSCAPING INC | 3933530 | NENTUCKET | 51 |
| ATLANTIC LIQUIDATORS INC | 2794081 | LYNN | 1 |
| ATLANTIC MASONRY & TILE LLC | 3286452 | MELROSE | 5 |
| ATLANTIC MASONRY INC | 3365005 | LYNN | 2 |
| ATLANTIC MILLWRIGHTS INC | 673579 | WOBURN | 5 |
| ATLANTIC PAVING & EXCAVTING CO | 3375179 | MONSON | 5 |
| ATLANTIC PAVING CORP | 1513892 | PEABODY | 8 |
| ATLANTIC PLYWOOD CORP | 205474 | WOBURN | 50 |
| ATLANTIC POOL INC | 4576306 | EDGARTOWN | 1 |
| ATLANTIC POWER AND LIGHT INC | 3210370 | BOSTON | 4 |
| ATLANTIC POWER CLEANING CORP | 1744014 | WOBURN | 8 |
| ATLANTIC POWER SURGE | 4344000 | NEW BEDFORD | 6 |
| ATLANTIC PRATT OIL CO INC | 3212425 | BRAINTREE | 22 |
| ATLANTIC RED CRAB CO LLC | 2785536 | NEW BEDFORD | 7 |
| ATLANTIC REFUSE LEASING EQUIPMENT LLC | 1782559 | EAST BOSTON | 2 |
| ATLANTIC RESTORATION AND CONTRACTING INC | 3372055 | GROTON | 1 |
| ATLANTIC RIM AND TRIM LLC | 3243758 | EAST FALMOUTH | 0 |
| ATLANTIC SHIPPING CO INC | 1055132 | FALL RIVER | 9 |
| ATLANTIC SHIPPING INC | 2230513 | E. BRIDGEWATER | 0 |
| ATLANTIC SOUND | 3451775 | VINEYARD HVN | 1 |
| ATLANTIC SPORTS GROUP INCORPORATED | 3310116 | CANTON | 8 |
| ATLANTIC STAINLESS CO INC | 3472919 | NORTH ATTLEBORO | 1 |
| ATLANTIC STEEL FABRICATORS INC | 3031584 | WILMINGTON | 1 |