![]() Chicago Tube and Iron Chicago Tube and Iron (CTI) is a company operating as a specialty steel service center. | ![]() National Technologies National Technologies is a producer and supplier of precision machined components and assemblies for original equipment manufacturers. | ![]() Swagelok Chicago Swagelok Chicago (also known as Chicago Fluid System Technologies) is a company that produces fluid systems and operates as an authorized sales and service center. | |
Founding Date | Founding Date 1914 | Founding Date 1959 | Founding Date 2000 |
Type | Type Subsidiary | Type Private | Type Private |
Tags | |||
Locations | Locations Romeoville, US HQ Monterrey, MX Ankeny, US Bedford Heights, US Eagan, US Fond Du Lac, US Indianapolis, US see more | Locations Oak Creek, US HQ | Locations Glendale Heights, US HQ Brookfield, US Maryland Heights, US |
Employees | Employees 251 | Employees 100 | Employees 373% decrease |
Operating ⚠ | |||
Product Categories | Product Categories 10 (Mar, 2022) | Product Categories N/A | Product Categories 15 (May, 2024) |

National Technologies is a producer and supplier of precision machined components and assemblies for original equipment manufacturers.
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Swagelok Chicago (also known as Chicago Fluid System Technologies) is a company that produces fluid systems and operates as an authorized sales and service center.
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