Sierra Circuits Sierra Circuits (also known as Sierra Proto Express) is a company that manufactures and assembles printed circuit boards. | ![]() Means Engineering Means Engineering, Inc. (MEI) is a company that provides product development and manufacturing services. | ||
Founding Date | Founding Date 1986 | Founding Date 1959 | Founding Date 1992 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations Sunnyvale, US HQ Delta, CA | Locations Kolkata, IN HQ Howrah, IN Kolkata, IN Raleigh, US | Locations Carlsbad, US HQ |
Employees | Employees 478 | Employees 1441% decrease | Employees 512% decrease |
Operating ⚠ | |||
Industries Served | Industries Served 8 (Jun, 2024) | Industries Served N/A | Industries Served 4 (Apr, 2024) |

IAC is a manufacturer of hardware, fittings, and accessories.
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Means Engineering, Inc. (MEI) is a company that provides product development and manufacturing services.
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