Manufacturing of other hot formed steel springs, including torsion bar springs and leaf springs for tractors, farm equipment, locomotives, etc.

Facility	City	State	Employees	Status
Ark Technologies, INC.	Saint Charles	IL	20–99	● ACTIVE
Associated Spring Us, LLC	Corry	PA	100–499	● ACTIVE
Betts Company	Fresno	CA	—	● ACTIVE
Connecticut Spring & Stamping Corporation the	Farmington	CT	100–499	● ACTIVE
Hellwig Products CO INC	Visalia	CA	—	● ACTIVE
John Evans' Sons, Incorporated	Lansdale	PA	20–99	● ACTIVE
Motion Dynamics Corporation	Fruitport	MI	100–499	● ACTIVE
PMParagon Medical	Southington	CT	100–499	● ACTIVE
Peridot Corporation	Pleasanton	CA	—	● ACTIVE
R & L Spring Company	Lake Geneva	WI	100–499	● ACTIVE
Rowley Spring & Stamping Corporation	Bristol	CT	100–499	● ACTIVE
Smalley Steel Ring CO.	Lake Zurich	IL	500+	● ACTIVE
Southern Spring & Stamping INC	Venice	FL	20–99	● ACTIVE
Springfield Spring Corporation	East Longmeadow	MA	20–99	● ACTIVE
The Precision Coil Spring Company	El Monte	CA	20–99	● ACTIVE
Tokusen Hytech, INC	Plainwell	MI	100–499	● ACTIVE
Ace Wire Spring & Form CO INC	Mc Kees Rocks	PA	20–99	● ACTIVE
AMAcme Monaco Corporation	Presque Isle	ME	20–99	● ACTIVE
ACAcme-monaco Corporation	New Britain	CT	100–499	● ACTIVE
Argo Spring Manufacturing Co., INC.	Norwalk	CA	—	● ACTIVE
Associated Spring Us, LLC	Milwaukee	WI	—	● ACTIVE
Bal Seal Engineering, INC.	Foothill Ranch	CA	—	● ACTIVE
CSCentury Spring Mfg. CO INC	Bristol	CT	20–99	● ACTIVE
Classic Products INC	Mchenry	IL	—	● ACTIVE
Coiling Technologies, INC.	Houston	TX	—	● ACTIVE

FactoryRegistry lists 243 facilities whose primary industry classification is one of the 1 industry above. This is a list by industry, not a list of makers: Census reports that establishments in these industries produced other hot formed steel springs, including torsion bar springs and leaf springs for tractors, farm equipment, locomotives, etc., in the shares shown above, and does not say which establishments. Where a plant’s own website or a federal registry names what that plant makes, it appears on the plant’s own page with the source named.