Industrial machinery manufacturers in Connecticut
Connecticut has 47 machinery makers in EPA records, facilities that list codes for industrial, commercial and metalworking machinery and equipment. The most are in Danbury, Bridgeport and Windsor. That is under 1% of the 7,529 such facilities nationwide, and Connecticut ranks #34 of 51 states.
- Product
- Industrial machinery manufacturers
- Facilities
- 47
- State rank
- #34
- NAICS
- 333241 and 31 related codes
- Revised
- November 1, 2026
Facilities in Connecticut
These are active facilities in EPA's ECHO database that list a code for industrial, commercial and metalworking machinery and equipment. The 40 shown first are the ones with the most EPA program records, which usually means the larger sites.
| Facility | City | What EPA lists |
|---|---|---|
| 3M Purification Inc | Stafford Springs | All Other Miscellaneous General Purpose Machinery Manufacturing |
| Nixon Uniform Service Inc. | East Hartford | Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing |
| Goodrich Electro-Optical Systems | Danbury | Commercial and Service Industry Machinery Manufacturing |
| The Spencer Turbine Company | Windsor | Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing |
| Asml US Incorporated | Wilton | Semiconductor Machinery Manufacturing |
| Colonial Coatings Corporation | Milford | Machine Tool Manufacturing |
| Davis-Standard Corp | Pawcatuck | All Other Industrial Machinery Manufacturing |
| Fiberoptics Technology Inc | Pomfret | Commercial and Service Industry Machinery Manufacturing |
| Alimak Elevator Company | Bridgeport | Elevator and Moving Stairway Manufacturing |
| Argo Industries | Berlin | Heating Equipment (except Warm Air Furnaces) Manufacturing |
| Belimo Aircontrols | Danbury | Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing |
| Bovano Industries | Cheshire | Industrial Mold Manufacturing |
| Branson Ultrasonics Corp | Danbury | Welding and Soldering Equipment Manufacturing |
| Bridgeport Machines, Inc. | Bridgeport | Cutting Tool and Machine Tool Accessory Manufacturing |
| Bridgeport Tool & Stamping Co | Bridgeport | Special Die and Tool, Die Set, Jig, and Fixture Manufacturing |
| Cs Clean Solutions Inc | Danbury | Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing |
| Doncasters Turbo Products Div. | Essex | Turbine and Turbine Generator Set Units Manufacturing |
| Dumond Chemicals | Milford | Cutting Tool and Machine Tool Accessory Manufacturing |
| Edac Technologies LLC | East Windsor | Turbine and Turbine Generator Set Units Manufacturing |
| Electric Heater Co | Stratford | Industrial Process Furnace and Oven Manufacturing |
| Fenner America Ltd | Middletown | Conveyor and Conveying Equipment Manufacturing |
| Flanagan Bros, Inc | Glastonbury | Cutting Tool and Machine Tool Accessory Manufacturing |
| G P Tool Co | Danbury | Special Die and Tool, Die Set, Jig, and Fixture Manufacturing |
| Hanson-Whitney Co (Tenant) | Hartford | Cutting Tool and Machine Tool Accessory Manufacturing |
| Hartford Compressors Inc. | West Hartford | Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing |
| Heat Source, Inc, The | Terryville | Heating Equipment (except Warm Air Furnaces) Manufacturing |
| Hitchcock Chair Company Plant #3 | New Hartford | Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing |
| Kahn & Co, Inc | Wethersfield | Air and Gas Compressor Manufacturing |
| Kamatics Corporation | Bloomfield | Mechanical Power Transmission Equipment Manufacturing |
| Lanxide Precision, Inc | Stamford | Special Die and Tool, Die Set, Jig, and Fixture Manufacturing |
| M Cubed Technologies, Inc. | Monroe | Cutting Tool and Machine Tool Accessory Manufacturing |
| Mahle Cylinder Division (Former) | Trumbull | Other Engine Equipment Manufacturing |
| Mestek South Windsor | South Windsor | Industrial Process Furnace and Oven Manufacturing |
| Ohmweve Company Incorporated | Niantic | Industrial Process Furnace and Oven Manufacturing |
| Otis Elevator Service Center | Bloomfield | Elevator and Moving Stairway Manufacturing |
| Parker Hannifin Corp Cylinder Div | Enfield | Fluid Power Cylinder and Actuator Manufacturing |
| Peerless Tool & Machine Co. Inc. | Enfield | Special Die and Tool, Die Set, Jig, and Fixture Manufacturing |
| Pic Design Corp | Middlebury | Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing |
| Pitney Bowes, Inc. Danbury Facility | Danbury | Other Commercial and Service Industry Machinery Manufacturing |
| Rader Inds | Bridgeport | Cutting Tool and Machine Tool Accessory Manufacturing |
Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.
Where they are
- Danbury: 6
- Bridgeport: 4
- Windsor: 2
- Milford: 2
- Bloomfield: 2
- Enfield: 2
By product code
- Cutting Tool and Machine Tool Accessory Manufacturing (NAICS 333515): 6 of those shown
- Special Die and Tool, Die Set, Jig, and Fixture Manufacturing (NAICS 333514): 4 of those shown
- Industrial Process Furnace and Oven Manufacturing (NAICS 333994): 3 of those shown
- Commercial and Service Industry Machinery Manufacturing (NAICS 333310): 2 of those shown
- Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing (NAICS 333413): 2 of those shown
- Heating Equipment (except Warm Air Furnaces) Manufacturing (NAICS 333414): 2 of those shown
- Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (NAICS 333415): 2 of those shown
- Turbine and Turbine Generator Set Units Manufacturing (NAICS 333611): 2 of those shown
- Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing (NAICS 333612): 2 of those shown
- Elevator and Moving Stairway Manufacturing (NAICS 333921): 2 of those shown
- Semiconductor Machinery Manufacturing (NAICS 333242): 1 of those shown
- All Other Industrial Machinery Manufacturing (NAICS 333248): 1 of those shown
- Other Commercial and Service Industry Machinery Manufacturing (NAICS 333318): 1 of those shown
- Industrial Mold Manufacturing (NAICS 333511): 1 of those shown
- Machine Tool Manufacturing (NAICS 333517): 1 of those shown
- Mechanical Power Transmission Equipment Manufacturing (NAICS 333613): 1 of those shown
- Other Engine Equipment Manufacturing (NAICS 333618): 1 of those shown
- Air and Gas Compressor Manufacturing (NAICS 333912): 1 of those shown
- Conveyor and Conveying Equipment Manufacturing (NAICS 333922): 1 of those shown
- Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing (NAICS 333924): 1 of those shown
- Welding and Soldering Equipment Manufacturing (NAICS 333992): 1 of those shown
- Fluid Power Cylinder and Actuator Manufacturing (NAICS 333995): 1 of those shown
- All Other Miscellaneous General Purpose Machinery Manufacturing (NAICS 333998): 1 of those shown
All machinery manufacturing in Connecticut: 92 facilities and Census job counts.