| QGQuad Graphics Taunton Retail | Taunton, MA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| QFQuaker Fabric | Fall River, MA | Apparel Manufacturing315250 | — | ◇ UNVERIFIED |
| QFQuaker Fabric Mill (former) | Fall River, MA | Textile Mills313210 | — | ◇ UNVERIFIED |
| QFQuaker Fabric Plant | Fall River, MA | Textile Product Mills314991 | — | ◇ UNVERIFIED |
| QFQuaker Fabric Plant N | Fall River, MA | Textile Mills313320 | — | ◇ UNVERIFIED |
| QIQuartermoon INC | Portsmouth, RI | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| QFQuick Fab INC | Middletown, RI | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| QCQuill Company the | Cranston, RI | Miscellaneous Manufacturing339112 | — | ◇ UNVERIFIED |
| RCRawcliffe CORP | Providence, RI | Primary Metal Manufacturing331528 | — | ◇ UNVERIFIED |
| RSRaytheon Seapower Capability Center | Portsmouth, RI | Computer and Electronic Product Manufacturing334511 | — | ◇ UNVERIFIED |
| RBR B C Industries INC | Warwick, RI | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| RBReed & Barton Silver | Taunton, MA | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| RORefining One, INC | Providence, RI | Primary Metal Manufacturing331419 | — | ◇ UNVERIFIED |
| RMReflek Manufacturing INC | Fall River, MA | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| RPRegal Plating CO. INC. | Providence, RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RPRegine Printing | Providence, RI | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| REReliable Electro Plating INC | Norton, MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RTResource Technology | Berkley, MA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| RSResteel Supply Company, INC. | Warwick, RI | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| RSR.e. Sturdy CO. | Providence, RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RCRevere Copper Products Plant - Closed | New Bedford, MA | Primary Metal Manufacturing331420 | — | ◇ UNVERIFIED |
| RCRex Cut Products Incorporated | Fall River, City of, MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| RDReynolds Dewalt Printing INC | New Bedford, MA | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| RPRhodes Pharmaceuticals LP | Coventry, RI | Chemical Manufacturing325412 | — | ◇ UNVERIFIED |
| RCRichardson Charles a INC | Mansfield, MA | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| RHRi Heat Treating Company | Providence, RI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| RCRobbins CO the | Attleboro, MA | Miscellaneous Manufacturing339910 | — | ◇ UNVERIFIED |
| RPRoyal Plastics CO INC Royal of America Dba | Providence, RI | Miscellaneous Manufacturing339900 | — | ◇ UNVERIFIED |
| RRR & R Polishing CO. INC. | Cranston, RI | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RCRubber Covered Products | Smithfield, RI | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| SMSage Mfg CO INC | Providence, RI | Fabricated Metal Product Manufacturing332119 | — | ◇ UNVERIFIED |
| SOSantoro Oil CO INC | Providence, RI | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| STSardelli T & Son | Providence, RI | Miscellaneous Manufacturing339910 | — | ◇ UNVERIFIED |
 Schneider Electric It Corporation | South Kingstown, RI | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| SPScott's Plating | Providence, RI | Computer and Electronic Product Manufacturing334519 | — | ◇ UNVERIFIED |
| SFSeaboard Foundry | Johnston, Town of, RI | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| SWSea Watch International LTD | New Bedford, MA | Food Manufacturing311710 | — | ◇ UNVERIFIED |
| SSSheffield Silver CO. | Norton, MA | Textile Product Mills314911 | — | ◇ UNVERIFIED |
| SPSignature Printing | East Providence, RI | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| SMSims Metal - 242 Allens Avenue | Providence, RI | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| SCSkyline Composite INC | Fall River, MA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| SDSlater Dye Works Cumberland | Cumberland, RI | Textile Mills313310 | — | ◇ UNVERIFIED |
| SDSlater Dye Works INC | Pawtucket, RI | Textile Mills313310 | — | ◇ UNVERIFIED |
| STSlater, Thomas C. Compassion Center | Providence, RI | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| SCSoluol Chemical CO INC | West Warwick, RI | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| SASousa and Demayo INC | North Attleboro, MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| SCSouth Coast Technical Products | New Bedford, City of, MA | Paper Manufacturing322222 | — | ◇ UNVERIFIED |
| STSouthcoast Technical Products | New Bedford, MA | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| SCSpectrum Coatings Laboratories, INC. | Providence, RI | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| SISpherics INC | Mansfield, MA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
