Japan
HTL Co. Japan Ltd.
Tachikawa-city (Tokyo)
Web: http://www.htlco.co.jp/indexEng.html​
Contact: Masashi Tsutsui
Mail: m.tsutsui@htlco.co.jp

India
HTL Co. India Pvt. Ltd
Bangalore
Web: http://www.htlco.co.in
Contact: Amit Kumar
Email: amit.k@htlco.co.in

Singapore
Polaris Science
Singapore
Web: http://www.polarisscience.com.sg/
Contact: Tony Lee
Email: tonylee@polarisscience.com.sg