| FFitchburg | Fitchburg | MA | Machinery Manufacturing333511 | 20-99 | ◐ LIKELY ACTIVE |
| MPMA Potato Chip Manufacturer, LLC | Fitchburg | MA | Food Manufacturing311919 | 20-99 | ◐ LIKELY ACTIVE |
| NMNelson Miller Group-Fitchburg MA | Fitchburg | MA | Computer and Electronic Product Manufacturing334111 | 20-99 | ◐ LIKELY ACTIVE |
| PCPortance CORP. | Fitchburg | MA | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| POPotter's Organics, LLC | Fitchburg | WI | Food Manufacturing311821 | 20-99 | ◐ LIKELY ACTIVE |
| SBSub-Zero Built In | Fitchburg | WI | Electrical Equipment, Appliance & Component Manufacturing335220 | 500+ | ◐ LIKELY ACTIVE |
| TFTims Fabricators Inc | Fitchburg | MA | Fabricated Metal Product Manufacturing332323 | 20-99 | ◐ LIKELY ACTIVE |
| VKValeria's Kitchen, LLC | Fitchburg | MA | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| YBYahara Bay Distillers | Fitchburg | WI | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| APAaron Pallet CORP. | Fitchburg | MA | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| AAAdm Alliance Nutrition | Fitchburg | WI | Food Manufacturing311110 | — | ◇ UNVERIFIED |
| BPBoda Products INC | Fitchburg | MA | Machinery Manufacturing333314 | — | ◇ UNVERIFIED |
| BOBoutwell Owens & CO. Inc., | Fitchburg | MA | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| CMCentral Mass Baking Company Inc | Fitchburg | MA | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| FFoamtech | Fitchburg | MA | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| FLFoamtech LLC. | Fitchburg | MA | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| GRGarden Remedies, INC. | Fitchburg | MA | Chemical Manufacturing325411 | — | ◇ UNVERIFIED |
| HHHop Haus Brewing Company, LLC | Fitchburg | WI | Beverage and Tobacco Product Manufacturing312120 | — | ◇ UNVERIFIED |
| LCLa Concha LLC | Fitchburg | WI | Food Manufacturing311811 | — | ◇ UNVERIFIED |
| LSL&m Stress Relieving | Fitchburg | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| MCMar-lee Companies, INC. | Fitchburg | MA | Plastics and Rubber Products Manufacturing326160 | — | ◇ UNVERIFIED |
| MAMichael a Allen | Fitchburg | MA | Printing and Related Support Activities323113 | — | ◇ UNVERIFIED |
| NENew England Wirecloth Company, INC. | Fitchburg | MA | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| PDPayne & Dolan #5 - Verona Plant | Fitchburg | WI | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| PTPayne, Tiede, Nechkash LLC | Fitchburg | WI | Food Manufacturing311821 | — | ◇ UNVERIFIED |
| PCPlacon Corporation Dba Ecostar | Fitchburg | WI | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| PCPromega Corporation - 5500 Nobel | Fitchburg | WI | Chemical Manufacturing325413 | — | ◇ UNVERIFIED |
| RHRydemore Heavy Duty Truck Parts, Inc. | Fitchburg | MA | Primary Metal Manufacturing331410 | — | ◇ UNVERIFIED |
| SISynthomer INC | Fitchburg | MA | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| UCUnited Coop Farmers | Fitchburg | MA | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| WPWachusett Precision Tool, Inc. | Fitchburg | MA | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| WMWestminster Millwork, CORP | Fitchburg | MA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
