History timeline

Milestones we have conquered.
December 1990
Established
SK Founded in Tokyo, Japan

SK took its first step in Tokyo, then moved to several different areas, including the neighborhoods of Kanda and Kotobuki in Chiyoda City and Taito City.

June 1995
Expanded
Opened Office in Kobe

The branch was later moved to Osaka in 1996, then to Nara in 1999. It operated as a division in the Kansai region until it was eventually closed in 2007 in order to fully consolidate local resources at the headquarters in Tokyo.

November 2001
Certified
Acquired Certification ISO 14001

We obtained the ISO 14001 Certification, an international environmental management qualification, for our exceptional performance. (Further renewed in 2004 and 2010.)

December 2001
Relocated
HQ Repositioned to Motoasakusa, Tokyo

After careful consideration of our strategic outreach and accessibility, we decided to relocate our headquarters to Motoasakusa. It has served as the base for our continued growth to this day.

June 2002
Expanded
Ventured into International Platform

Finally, after over a decade of preparation, SK took a leap by establishing an office in the bustling city of Hong Kong and started collaborating with factories in mainland China.

December 2008
Awarded
Received Honor & Recognition

We actively participated in several events, during which we received awards and were featured in newspapers. For more information, please refer to the "Achievements" section.

October 2013
Pioneered
Joined Association of Chemicals

Holding a deep interest and knowledge of materials, Koji Sakaguchi, the founder and president of SK at the time, took the initiative to become a member of the Society of Silicon Chemistry Japan.

January 2019
Transitioned
Generational Shift in Company Leadership

Fumitaka Sakaguchi officially assumed the role of company president, while his father and the founder of SK, Koji Sakaguchi, moved into the position of Chairman of the Board of Directors.

April 2021
Qualified
Obtained Permission for Medical Items

To pivot towards more sophisticated products in the medical and electronic fields, we acquired both the Medical Device Manufacturer License and the Type 2 Medical Device Manufacturer and Seller License.

September 2023
Expanded
Extended Presence to Thailand

We embarked on a strategic initiative to broaden our global footprint and explore untapped opportunities in the vibrant and dynamic market of Southeast Asia, culminating in the establishment of our inaugural office in Thailand.