what distinguishes us

Founded in 1983,
Three One Systems, Inc. (TOS) is a private company
headquartered in Tokyo Japan.

We are technology enthusiasts who have dedicated our skills
to delivering value and accountability
to both our clients and partners.

Our key strength lies in the
extensive knowledge and experience of our people,
boosted by an expansive network established throughout the years.

OVER 33 YEARS OF EXPERIENCE

Founded in 1983, Three One Systems, Inc. (TOS) is a private company headquartered in Tokyo Japan.
We are technology enthusiasts who have dedicated our skills
to delivering value and accountability to both our clients and partners.
Our key strength lies in the extensive knowledge and experience of our people,
boosted by an expansive network established throughout the years.

TRUSTED CLIENT RELATIONSHIPS

Clients we have served for over 10 years compose of 70% of our work.
Our success is measured by our clients' success.

TRUSTED BUSINESS PARTNER RELATIONSHIPS

We strive to build enduring relationship founded on trust and respect.
We work hand-in-hand with our partners to shape businesses that achieve lasting advantage.
We are proud that 75% of our partners have been partners for at least 15 years.

COMMITTED TEAM

Our team have average tenure of 12 years with Three One Systems.
We make available all of our resources to our clients and business partners.
We focus on delivering enduring results.