Brandywine Photonics Brandywine Photonics is a company that develops electro-optical and infrared (EO/IR) satellite payloads for planetary missions. | ![]() Spectral Sciences Spectral Sciences, Inc. (SSI) is a company that specializes in spectroscopy, remote sensing, and imaging technology solutions. | ![]() PHDS PHDS is a company that designs, develops, and manufactures high-purity germanium (HPGe) detector systems for detecting, locating, and quantifying radioactive materials. | |
Founding Date | Founding Date 1999 | Founding Date 1981 | Founding Date 2004 |
Type | Type Private | Type Private | Type Private |
Tags | |||
Locations | Locations West Chester, US HQ | Locations Burlington, US HQ | Locations Knoxville, US HQ |
Employees | Employees 7 | Employees 383% increase | Employees 1011% increase |

Spectral Sciences, Inc. (SSI) is a company that specializes in spectroscopy, remote sensing, and imaging technology solutions.
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PHDS is a company that designs, develops, and manufactures high-purity germanium (HPGe) detector systems for detecting, locating, and quantifying radioactive materials.
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