In Japan: Global headquarters, manufacturing, and research facilities are located in Hamamatsu, Japan. Here we have four primary manufacturing divisions: Electron Tube Division (for products such as photomultiplier tubes, scintillators, light sources, and x-ray sources); Solid State Division (photodiodes, silicon photomultipliers, image sensors, infrared detectors, x-ray detectors, MEMS devices); Systems Division (scientific cameras, photometric systems); and Laser Group (laser diodes, quantum cascade lasers). Tokyo Stock Exchange, TYO: 6965. 

In the Americas: Hamamatsu Corporation is the North American subsidiary of Hamamatsu Photonics. Our headquarters is in Bridgewater, NJ and we have a branch office in San Jose, CA.

In Europe: Hamamatsu Photonics Europe GmbH is the regional headquarters. Primary sales offices are located in Germany, France, Italy, Sweden, and the United Kingdom. Satellite sales offices in several other countries.
 
In Asia: Hamamatsu Photonics (China) Co., Ltd. in Shanghai provides primary sales support in China.