| BEBetter Engineering Manufactur | Baltimore | MD | Machinery Manufacturing333248 | 20-99 | ◇ UNVERIFIED |
| CMCovington Machine and Welding, INC. | Annapolis | MD | Machinery Manufacturing333512 | 20-99 | ◇ UNVERIFIED |
| LELarry E. Knight INC | Reisterstown | MD | Machinery Manufacturing333120 | 1-19 | ◇ UNVERIFIED |
| ADAdvanced Design Products | Finksburg | MD | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| BABlack and Decker U S Power Tools Group | Easton | MD | Machinery Manufacturing333991 | — | ◇ UNVERIFIED |
| DIDresser INC. Wayne Div. | Salisbury | MD | Machinery Manufacturing333913 | — | ◇ UNVERIFIED |
| MAMemtec America CORP. Plant I | Timonium | MD | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| NNNexagen Networks INC. | Aberdeen | MD | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| PCPall Ciorporation Plant 2 | Lutherville Timonium | MD | Machinery Manufacturing333412 | — | ◇ UNVERIFIED |
| PFPall Filtration & Separations Group | Timonium | MD | Machinery Manufacturing333412 | — | ◇ UNVERIFIED |
| PCPangborn CORP | Hagerstown | MD | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| UPUnited Parcel Service - Quad (mdqua) | Baltimore | MD | Machinery Manufacturing333292 | — | ◇ UNVERIFIED |
| WCWerres Corporation | Frederick | MD | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| AAA & a Global Industries (corporate) | Cockeysville | MD | Machinery Manufacturing333311 | 100-499 | ◇ UNVERIFIED |
| BTBoomers Tools LLC | Bel Air | MD | Machinery Manufacturing333991 | 1-19 | ◇ UNVERIFIED |
| LBLyon Bakery INC. | Hyattsville | MD | Machinery Manufacturing333294 | 20-99 | ◇ UNVERIFIED |
| MLM3d LLC. | Fulton | MD | Machinery Manufacturing333244 | 1-19 | ◇ UNVERIFIED |
| NDNBM Design, Inc. | Forest Hill | MD | Machinery Manufacturing333249 | 1-19 | ◇ UNVERIFIED |
| AAAbrecht Automation, LLC | Aberdeen | MD | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| AIAerosys INC | Hagerstown | MD | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| BGBottling Group LLC | Williamsport | MD | Machinery Manufacturing333311 | — | ◇ UNVERIFIED |
| BEBraspek Enterprises LLC | Hyattsville | MD | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| CRCleveland Range LLC | Middle River | MD | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| DMDawson Manufacturing LLC | Crownsville | MD | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| DWDWT Welding and Railing LLC | Westminster | MD | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| IBIdiom Brewing Company LLC | Frederick | MD | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| IBIdiom Brewing Company LLC | Frederick | MD | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| IFItw Food Equipment Group LLC | Dundalk | MD | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
 JRJ Manufacturing, LLC | Pasadena | MD | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
| JLJudyMakesJuices LLC | Bryans Road | MD | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| KMKnott Mechanical, INC. | Hunt Valley | MD | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| MEMetropolitan Enterprises INC | Waldorf | MD | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| MAMid Atlantic Filter, LLC | Salisbury | MD | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| NWNarwhal Water LLC | Joppa | MD | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
| PPPowertrain Products, INC. | Stevensville | MD | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| SFSfa Frederick Manufacturing | Frederick | MD | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| STSilver Top Manufacturing CO INC | White Marsh | MD | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| SISolar4pools INC | Sykesville | MD | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
| SAStulz Air Technology Systems INC | Frederick | MD | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| TPThe Power House INC | Owings Mills | MD | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| TSTidewater Scale Sales & Service, Inc. | Dundalk | MD | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| UPU.s. Postal Service Havre De Grace | Havre De Grace | MD | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
