Manufacturing of fabricated structural iron and steel for transmission towers, substations, radio antenna towers, and supporting structures

Facility	City	State	Employees	Status
Skymaster, INC.	City of Industry	CA	—	● ACTIVE
S L Chasse Welding & Fabricating, INC.	Hudson	NH	—	● ACTIVE
Smith Ironworks INC	Lyerly	GA	—	● ACTIVE
Southern Services & Equipment INC	Saint Bernard	LA	—	● ACTIVE
Southwest Trailer Manufacturing INC	Miami	FL	—	● ACTIVE
Steel-craft CORP. of Hartford	Hartford	WI	—	● ACTIVE
Steel Fab, INC.	Arlington	WA	—	● ACTIVE
Steelfab, INC.	Florence	SC	—	● ACTIVE
Steel Service Corporation	Flowood	MS	—	● ACTIVE
Stewart-amos Steel, INC	Harrisburg	PA	—	● ACTIVE
Still Waters Metal Fab LLC	Spokane Valley	WA	—	● ACTIVE
SMStrickland Machine Company, LLC	Richmond	VA	1–19	● ACTIVE
Sts Steel, INC.	Schenectady	NY	20–99	● ACTIVE
Superior Machining and Fabrication INC	Muenster	TX	—	● ACTIVE
Superior Precision Sheet Metal CORP.	Colorado Springs	CO	—	● ACTIVE
Superior Steel INC	Knoxville	TN	—	● ACTIVE
T & D Fabrication INC	Drumright	OK	20–99	● ACTIVE
TUTerra Universal, INC.	Fullerton	CA	—	● ACTIVE
TSThornton Steel Holdings, INC.	Fort Worth	TX	20–99	● ACTIVE
Tiger Tanks, INC	Bakersfield	CA	—	● ACTIVE
Tolar Manufacturing Company, Incorporated	Corona	CA	—	● ACTIVE
Trans-tec Machine, LTD.	Houston	TX	—	● ACTIVE
Traughber Mechanical Services, INC.	Franklin	KY	20–99	● ACTIVE
Trinity Design Group LLC	Pell City	AL	—	● ACTIVE
TMTriton Metals, INC	Hollywood	MD	20–99	● ACTIVE

FactoryRegistry lists 5,251 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 fabricated structural iron and steel for transmission towers, substations, radio antenna towers, and supporting structures, 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.