![]() Cook Compression Cook Compression is an engineering company that provides reciprocating compressor services and products. | ![]() Extol of Ohio Extol of Ohio (formerly known as Degraff Enterprises) is a company that designs, manufactures, and distributes fabricated insulation systems. | ![]() PTI Tech PTI Tech (also known as Polymer Technologies) is a company that designs and manufactures precision polymer, metal, and ceramic injection molded components. | ||
Founding Date | Founding Date 1936 | Founding Date 1888 | Founding Date 1985 | Founding Date 1987 |
Type | Type Private | Type Subsidiary | Type Private | Type Private |
Tags | ||||
Locations | Locations Saint Paul, US HQ | Locations The Woodlands, US HQ Houston, US Odessa, US Tyler, US | Locations Norwalk, US HQ | Locations Clifton, US HQ |
Employees | Employees 8 | Employees 3282% increase | Employees 2124% increase | Employees 6011% increase |
Operating ⚠ | ||||
Certifications | Certifications N/A | Certifications N/A | Certifications 4 (Dec, 2023) | Certifications 4 (Jun, 2024) |

Cook Compression is an engineering company that provides reciprocating compressor services and products.
View company
Extol of Ohio (formerly known as Degraff Enterprises) is a company that designs, manufactures, and distributes fabricated insulation systems.
View company
PTI Tech (also known as Polymer Technologies) is a company that designs and manufactures precision polymer, metal, and ceramic injection molded components.
View company