![]() Block Engineering Block Engineering (also known as Block MEMS) is a designer and manufacturer of mid-infrared and laser spectrometers. | ![]() Electro Scientific Industries Electro Scientific Industries (ESI) is a company that specializes in the production of materials, components, and systems integral to electronic devices. | ![]() Advanced Photonic Sciences Advanced Photonic Sciences (APS, also known as Snake Creek Lasers) is a company that specializes in laser science, precision engineering, and custom manufacturing. | |
Founding Date | Founding Date 1956 | Founding Date 1949 | Founding Date 2003 |
Type | Type Private | Type Subsidiary | Type Private |
Tags | |||
Locations | Locations Southborough, US HQ | Locations Beaverton, US HQ Shanghai, CN Munich, DE Tokyo, JP Yongin Si, KR Singapore, SG Zhubei, TW see more | Locations Friendsville, US HQ |
Employees | Employees 36 | Employees 1,662 | Employees 8 |

Electro Scientific Industries (ESI) is a company that specializes in the production of materials, components, and systems integral to electronic devices.
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Advanced Photonic Sciences (APS, also known as Snake Creek Lasers) is a company that specializes in laser science, precision engineering, and custom manufacturing.
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