![]() Covesion Covesion is a company that specializes in researching, developing, and manufacturing magnesium-doped periodically poled lithium niobate (MgO:PPLN) crystals and waveguides for non-linear frequency conversion. | ![]() Gooch & Housego Gooch & Housego (G&H) is a company that designs, manufactures, and supplies optical assemblies and components. | Casix Casix is a provider of designer, developer, manufacturer, and supplier of crystal and optics products. | |||
Founding Date | Founding Date 2009 | Founding Date 2001 | Founding Date 1948 | Founding Date N/A | Founding Date 1992 |
Type | Type Private | Type Subsidiary | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations Southampton, GB HQ | Locations Fairport, US HQ | Locations Shenzhen Shi, CN HQ | Locations Fuzhou Shi, CN HQ | |
Employees | Employees 28 | Employees 195 | Employees 9757% increase | Employees 75 | Employees 38 |
Operating ⚠ | |||||
Product Categories | Product Categories 4 (Mar, 2023) | Product Categories N/A | Product Categories 6 (FY, 2023) | Product Categories N/A | Product Categories N/A |

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