ABOUT US

Built by engineers who actually ran CNC machines

Sontis was born from the firsthand experience of Vietnamese engineers working in Japanese precision machining workshops.

Our Story

In 2022, the founder of Sontis noticed that most small-to-mid-sized precision machining shops in Japan were managing quotes in Excel, orders on paper, and inventory from memory. Mistakes happened every day — and no one was measuring the real cost.

We are engineers who lived through those problems. We built Sontis Management not as a massive ERP, but as a genuine partner — lean, multilingual, optimized for the workshop floor's phone screen and the office desktop alike.

Mission

Digitize precision machining workflows for SMBs in Japan — without expensive IT consultants or complex training.

Core Values

Precision

Quote calculations accurate to the yen — no room for error.

Transparency

Every action is logged. Who did what, when — always clear.

Connection

Office and workshop operate on the same real-time data.

Team

Le Thanh Son
Le Thanh Son
Founder & Developer

Software engineer.

Dinh Van Phan
Dinh Van Phan
Director, precision machining company

Has run a machining company in Japan for over 20 years, with 40+ years of experience in the industry.

Sontis Management

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