Metal Finishing Technologies, LLC | Bristol | 20–99 | ● ACTIVE |
Rowley Spring & Stamping Corporation | Bristol | 100–499 | ● ACTIVE |
| BMBarlow Metal Stamping, INC. | Bristol | — | ● ACTIVE |
| CSCentury Spring Mfg. CO INC | Bristol | 20–99 | ● ACTIVE |
General Machine CO INC | Bristol | — | ● ACTIVE |
Alloy Welding & Manufacturing Co, INC | Bristol | — | ● ACTIVE |
Dcp Spring Acquisition Company, INC. | Bristol | — | ● ACTIVE |
Forestville Manufacturing Company the | Bristol | — | ● ACTIVE |
Plymouth Spring CO INC | Bristol | — | ● ACTIVE |
Thompson Aerospace, LLC | Bristol | — | ● ACTIVE |
| LSLab Security Systems CORP | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| AOArmoloy of Ct, INC. | Bristol | — | ◐ LIKELY ACTIVE |
| AMArrow Manufacturing | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| NPNovo Precision, LLC | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| TSTollman Spring Company, INC. | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| SMScott's Metal Finishing LLC | Bristol | — | ◐ LIKELY ACTIVE |
| ARAcme Rivet & Machine CORP | Bristol | — | ◇ UNVERIFIED |
| BGBarnes Group, INC. | Bristol | — | ◇ UNVERIFIED |
| CDClarkWestern Dietrich Building Systems - Bristol, CT | Bristol | 100–499 | ◐ LIKELY ACTIVE |
| CPCurtis Products LLC | Bristol | 1–19 | ◐ LIKELY ACTIVE |
| DMDACRUZ Manufacturing, Inc. | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| FSFourslide Spring and Stamping, Inc. | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| LSLee Spring Company Bristol CT | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| MEMorin East | Bristol | 20–99 | ◐ LIKELY ACTIVE |
Springfield Spring Corporation - CT | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| SSsc-ct | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| SMSsi Manufacturing Technologies CORP. | Bristol | — | ◐ LIKELY ACTIVE |
| SMSSI Mfg | Bristol | 20–99 | ◐ LIKELY ACTIVE |
| SMSsi Manufacturing Technologies CORP. | Bristol | — | ◇ UNVERIFIED |
| AHABT Holdings, LLC | Bristol | — | ◇ UNVERIFIED |
| AWAlloy Welding | Bristol | — | ◇ UNVERIFIED |
| BYBaron & Young Company, INC. | Bristol | — | ◇ UNVERIFIED |
| BTBristol Tool and Die Company, INC. | Bristol | — | ◇ UNVERIFIED |
| CMC & M Screw Machine Products, INC. | Bristol | — | ◇ UNVERIFIED |
| DIDi-cor Industries, INC. | Bristol | — | ◇ UNVERIFIED |
| EBEtherington Brothers | Bristol | — | ◇ UNVERIFIED |
| FSFour Star Manufacturing Company | Bristol | — | ◇ UNVERIFIED |
| ISImperial Spring Manfuacturing, LLC | Bristol | — | ◇ UNVERIFIED |
Standard Machine & Tool, INC. | Bristol | — | ◇ UNVERIFIED |