Other metal processing and metalworking contract manufacturing services, performed using materials owned by others (i.e., the customer)

Facility	City	State	Employees	Status
Marco Group, INC.	Neosho	MO	20–99	● ACTIVE
Marlboro Manufacturing INC	Alliance	OH	20–99	● ACTIVE
Mason CORP	Schererville	IN	20–99	● ACTIVE
Mason Electric CO.	Sylmar	CA	100–499	● ACTIVE
Mast Technologies, LLC	San Diego	CA	1–19	● ACTIVE
Mattracks, INC.	Karlstad	MN	—	● ACTIVE
Max Weiss CO LLC	Milwaukee	WI	20–99	● ACTIVE
Mayday Manufacturing CO.	Denton	TX	100–499	● ACTIVE
Mcclarin Plastics, LLC	Wapato	WA	100–499	● ACTIVE
Mcgean-rohco INC	Cleveland	OH	—	● ACTIVE
Mckenna Boiler Works, INC.	Oceanside	CA	20–99	● ACTIVE
M-d Building Products, INC.	Oklahoma City	OK	500+	● ACTIVE
Mech Tronics CORP	Melrose Park	IL	20–99	● ACTIVE
Medegen Medical Products, LLC	Gallaway	TN	—	● ACTIVE
Medix Specialty Vehicles, LLC	Elkhart	IN	100–499	● ACTIVE
Merrill Iron & Steel INC.	Schofield	WI	100–499	● ACTIVE
Mesa Products INC	Tulsa	OK	100–499	● ACTIVE
Metal Arts LLC	Wichita	KS	—	● ACTIVE
Metal Coatings CORP	Houston	TX	100–499	● ACTIVE
MFMetal Finishing Group INC	Sacramento	CA	20–99	● ACTIVE
Metal Finishing Technologies, LLC	Bristol	CT	20–99	● ACTIVE
Metal Forms Corporation	Milwaukee	WI	20–99	● ACTIVE
Metal Improvement Company, LLC	Livermore	CA	20–99	● ACTIVE
Metal Improvement Company, LLC	Romulus	MI	20–99	● ACTIVE
MIMetal Improvement Company, LLC.	Windsor	CT	20–99	● ACTIVE

FactoryRegistry lists 54,758 facilities whose primary industry classification is one of the 46 industries above. This is a list by industry, not a list of makers: Census reports that establishments in these industries produced Other metal processing and metalworking contract manufacturing services, performed using materials owned by others (i.e., the customer), 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.