 Clear Carbon & Components, INC. | Bristol | 20–99 | ● ACTIVE |
 Composite Energy Technologies, LLC | Bristol | — | ● ACTIVE |
 Jade Engineered Plastics, INC | Warren | 20–99 | ● ACTIVE |
| SPSaint-gobain Performance Plastics Corporation | Bristol | 100–499 | ● ACTIVE |
 Symmetrix Composite Tooling, INC. | Bristol | 1–19 | ● ACTIVE |
| ACAtlantic Coast Creations, LTD | Central Falls | 20–99 | ● ACTIVE |
 Igus Bearings INC | Rumford | 500+ | ● ACTIVE |
 Response Technologies LLC | Coventry | — | ● ACTIVE |
 Rogers Corporation | Narragansett | 100–499 | ● ACTIVE |
 Tri-mack Plastics Manufacturing CORP | Bristol | 100–499 | ● ACTIVE |
| FFFuture Foam | East Providence | 20–99 | ● ACTIVE |
 G-form, LLC | Providence | — | ● ACTIVE |
 Hose Connection Inc, the | Tiverton | — | ● ACTIVE |
 Moore Brothers Composites, INC. | Bristol | — | ● ACTIVE |
 Newport Hydraulics LLC | Middletown | — | ● ACTIVE |
 Providence Spillproof Container Company, L.l.c. | Pawtucket | — | ● ACTIVE |
 Subsalve USA LLC | North Kingstown | — | ● ACTIVE |
| TATxv Aerospace Composites LLC | Bristol | — | ● ACTIVE |
| TPToray Plastics America | North Kingstown | 500+ | ◐ LIKELY ACTIVE |
| FFFiberglass Fabricators, INC. | Smithfield | — | ◇ UNVERIFIED |
| TCTpi Composites, INC. | Warren | — | ◐ LIKELY ACTIVE |
| BRBranch River Plastics, INC. | Smithfield | — | ◐ LIKELY ACTIVE |
| HVHope Valley Industries, INC. | Lincoln | 100–499 | ◐ LIKELY ACTIVE |
| SDSilgan Dispensing Systems Slatersville, LLC | Slatersville | 100–499 | ◐ LIKELY ACTIVE |
| TPToray Plastics America INC Trea Div | North Kingstown | — | ◐ LIKELY ACTIVE |
| AFAlcoa Flexible Packaging | Cumberland | — | ◇ UNVERIFIED |
| AMAtp Manufacturing | North Smithfield | — | ◇ UNVERIFIED |
| GPGreene Plastics CORP | Hope Valley | — | ◇ UNVERIFIED |
| HSHoneywell Safety Products | Johnston | — | ◇ UNVERIFIED |
| HSHoneywell Safety Products | Smithfield | — | ◇ UNVERIFIED |
| IIIselann-moss Ind., INC. | Cranston | — | ◇ UNVERIFIED |
| NPNatco Products CORP | West Warwick | — | ◇ UNVERIFIED |
| NCNelipak Corporation | Cranston | — | ◇ UNVERIFIED |
| NINeptco INC. | Pawtucket | — | ◇ UNVERIFIED |
| PLPolyfoam LLC | Cranston | — | ◇ UNVERIFIED |
| PCPolytop CORP | North Smithfield | — | ◇ UNVERIFIED |
 Portola Tech International | Woonsocket | — | ◇ UNVERIFIED |
| RCRubber Covered Products | Smithfield | — | ◇ UNVERIFIED |
| SISymmetry International, INC | Lincoln | — | ◇ UNVERIFIED |
| SPSymmetry Products Div of Lance Industries | Lincoln | — | ◇ UNVERIFIED |
| AHA & H Mfg. Co. | Johnston | 20–99 | ◐ LIKELY ACTIVE |
| EGEco Global Manufacturing Providence Branch | Providence | 20–99 | ◐ LIKELY ACTIVE |
| SSenvias | Warren | 100–499 | ◐ LIKELY ACTIVE |
| PMPmi - Mpc LLC | Woonsocket | — | ◇ UNVERIFIED |
| ADAcrylic Designs INC. | Warwick | — | ◇ UNVERIFIED |
| AHA & H Manufacturing CO. | Johnston | — | ◇ UNVERIFIED |
| BPBates Plastics INC | Cranston | — | ◇ UNVERIFIED |
| BLB & L Plastics Dba Blow Molded Specialties | Pawtucket | — | ◇ UNVERIFIED |
| CPContinental Plastics & Packaging | Lincoln | — | ◇ UNVERIFIED |
| FMFielding Mfg.-zinc Diecasting, INC. | Cranston | — | ◇ UNVERIFIED |
