TAC Corporation

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TAC Corporation - Tunnel engineering
Advanced Company

Tunnel engineering

Advanced

Company

Connecting Society
Through Technology

We contribute to the development of social infrastructure through shield tunneling projects.
With advanced technological expertise and extensive experience, we remain a company that continues to connect cities, communities, and people.

Service that
Connects the Future

BUSINESS

We develop essential equipment and materials for shield tunneling and provide construction support, carrying out businesses that connect today’s worksites with the future.

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ENGINIEERING

Leveraging our unique technologies and extensive experience, we deliver engineering solutions that address diverse construction challenges.

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TAC’s Initiatives

WELLNESS

With the slogan “Happiness for Our Employees!”, we are committed to initiatives that support both mental and physical well-being. We will continue to promote the creation of a safe and reassuring workplace environment.

LEARNING

On the frontlines of shield tunneling, we constantly take on new challenges to ensure safe construction. The knowledge and experience gained on site are carried forward to build the future.

Our People Connecting
TAC’s Passion

At TAC, everyone is the protagonist of their own story.
Through growth and challenges, we carry our passion forward together.

Thriving as an engineer of the future, active in Japan and abroad

Joined in 2022 /
Construction Department

Challenging the wider world — Becoming a leader on site

Joined in 2017 /
Singapore Office

At the forefront of material development, continuously supporting society

Joined in 2023 /
Technical Department

Taking on the unknown — Growing into an engineer who supports the field

Joined in 2022 /
Design Department

With pride in building infrastructure, pioneering the Chinese market

Joined in 2014 /
Osaka Sales Headquarters

Finding motivation in the voices from the field — Striving to develop better materials

Joined in 2024 /
Technical Department

Becoming a trusted professional through reliable welding skills

Joined in 2021 /
Equipment Department

Expanding expertise and growing into an all-rounder

Joined in 2013 /
Tokyo Office

Balancing parenting and work, building a career true to myself

Joined in 2020 /
General Affairs Department

RECRUIT

Challenge yourself with work that connects communities
and people through tunnel construction.

CONTACT

Contact Us by Phone / Fax

TEL：+81-869-84-2069

Phone Hours:：Weekdays 9:00–17:00 (JST)

FAX：+81-869-84-3288

Contact Us by Email