![]() ARGO Spring Manufacturing ARGO Spring Manufacturing is a company that manufactures and supplies screw machines. | ![]() Pennex Aluminum Pennex Aluminum Company is a manufacturer and supplier of extruded aluminum products and fabricated components. | ![]() CTL Aerospace CTL Aerospace (formerly known as Cincinnati Testing Laboratories) is a company that specializes in aerospace equipment manufacturing and repair. | ![]() Chicago Tube and Iron Chicago Tube and Iron (CTI) is a company operating as a specialty steel service center. | ||
Founding Date | Founding Date 1966 | Founding Date 1979 | Founding Date 1946 | Founding Date 1914 | Founding Date 1982 |
Type | Type Private | Type Subsidiary | Type Private | Type Subsidiary | Type Subsidiary |
Tags | |||||
Locations | Locations Norwalk, US HQ | Locations Wellsville, US HQ Greenville, US Salem, US York, US | Locations Cincinnati, US HQ Cincinnati, US | Locations Romeoville, US HQ Monterrey, MX Ankeny, US Bedford Heights, US Eagan, US Fond Du Lac, US Indianapolis, US see more | Locations Glasgow, GB HQ Sandnes, NO Singapore, SG Sharjah, AE Bredbury, GB Cumbernauld, GB Irvine, GB see more |
Employees | Employees 55 | Employees 2391% increase | Employees 1811% decrease | Employees 251 | Employees 5171% increase |
Operating ⚠ | |||||
Product Categories | Product Categories 4 (Feb, 2024) | Product Categories N/A | Product Categories N/A | Product Categories 10 (Mar, 2022) | Product Categories N/A |
Services Provided | Services Provided N/A | Services Provided N/A | Services Provided N/A | Services Provided 5 (Mar, 2022) | Services Provided 17 (Mar, 2024) |

Pennex Aluminum Company is a manufacturer and supplier of extruded aluminum products and fabricated components.
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CTL Aerospace (formerly known as Cincinnati Testing Laboratories) is a company that specializes in aerospace equipment manufacturing and repair.
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Chicago Tube and Iron (CTI) is a company operating as a specialty steel service center.
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Howco Group is a company that manufactures and distributes metal products.
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