| CSCommercial Sheet Metal | Canton | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CWConcord Wire Company | Worcester | MA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| CTCongress Technical Spray | Dracut | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CRCovanta Resource Recovery Facility | Pittsfield | MA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| CVCrosby Valve & Gage CO | Wrentham | MA | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| CBCrown Beverage Packaging USA | Lawrence | MA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| CCCti Cryogenics Incorporated | Waltham | MA | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| CFC&w Fabricators | Gardner | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CWC & W Industries | Malden | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CCCybex Cardiovascular Products Manufacturing Plant | Medway | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| DTDanaher Tool Group | Springfield | MA | Fabricated Metal Product Manufacturing332212 | — | ◇ UNVERIFIED |
| DCDarcy CO | Holyoke | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| DGDb Gurney CO | Whitman | MA | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
| DCDff CORP | Agawam | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| DCDisston CO | Deerfield | MA | Fabricated Metal Product Manufacturing332213 | — | ◇ UNVERIFIED |
| DCDisston CO. | Chicopee | MA | Fabricated Metal Product Manufacturing332216 | — | ◇ UNVERIFIED |
| DTDisston Tools | South Deerfield | MA | Fabricated Metal Product Manufacturing332212 | — | ◇ UNVERIFIED |
| DDuralectra-chn | Natick | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| DMDurham Manufacturing CO | Springfield | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| DRDynamics Research CORP | Wilmington | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| ESEagle Stainless Tube and Fabrication INC | Franklin | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| ECEastern Cast Hardware CO INC | West Springfield | MA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| ETEastern Technologies | North Andover | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| ETEastern Tool & Stamping CO INC | Saugus | MA | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| EHEc Hilliard Corporation | Franklin | MA | Fabricated Metal Product Manufacturing332116 | — | ◇ UNVERIFIED |
| EIEckel Industries Noise Control Technologies | Cambridge | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| EAEdwards Acquisition LLC | Plymouth | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| EFEh Friedrich CO | Holyoke | MA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| EMEmd Millipore Corporation | Danvers | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| FPFc Phillips INC | Stoughton | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
 Federal Metal Finishing INC | Charlestown | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
 Fiba Technologies INC | Millbury | MA | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| FTFinish Tech | Haverhill | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| FUFinish Unlimited Incorporated | Dracut | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| FUFinish Unlimited Incorporated | Dracut | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| FCFoxfire Coatings | Gloucester | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| FMFraen Machining Corporation | Woburn | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| GRGa Rodgers Incorporated | Fall River | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| GCGeneral Cable Industries | Franklin | MA | Primary Metal Manufacturing331421 | — | ◇ UNVERIFIED |
| GDGeneral Dynamics Advanced Info Systems | Pittsfield | MA | Fabricated Metal Product Manufacturing332995 | — | ◇ UNVERIFIED |
| GSGeneral Sandblasting | West Bridgewater | MA | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| GSGeneral Steel Products | Everett | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
 General Tool INC | Worcester | MA | Fabricated Metal Product Manufacturing332213 | — | ◇ UNVERIFIED |
| GNGlobe Newspaper CO | Boston | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| GSGroton Screw Machine CO | Groton | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| GFGtr Finishing Corporation | Abington | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
 Hardric Laboratories | Chelmsford | MA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| HSHassay Savage | Turners Falls | MA | Fabricated Metal Product Manufacturing332216 | — | ◇ UNVERIFIED |
| HFHeat Fab INC | Turners Falls | MA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| HGHopwood Globe LTD | Malden | MA | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
