ABOUT COMPANY

OUR COMPANY

PT. Tri Mitra Solusi Indonesia (TRIMITRA) was established in 2020 in Jakarta by professionals with over 15 years of experience in the telecommunications industry. In 2025, TRIMITRA strengthened its focus on high-frequency wireless solutions through strategic collaboration with Tamagawa Electronics Vietnam Co., Ltd. (TMEV), a subsidiary of Tamagawa Electronics Co., Ltd., Japan, founded in 1968.

TRIMITRA acts as the local solution partner in Indonesia, delivering solution design, system integration, project management, and after-sales support to ensure successful deployment and long-term operation.

PT. Tri Mitra Solusi Indonesia.

Office

Establish: March 13, 2020
President Director: Felinda Hertadi
Sales and Operations: Alber Pairunan
Technical Advisor: Komatsu Hiroshi
Office: The Darmawangsa Square, 3rd floor, #356, Jalan Darmawangsa VI / IX Kebayoran Baru, Jakarta Selatan 12160, DKI Jakarta

Tamagawa Electronics Co. Ltd.

Research and Development Centre/Technology Owner

Establish: November, 1968
Representative Director and Chairman: Masanori Kobayashi
Office/Factory: 3-11-23 Kamitodana Naka, Ayase City, Kanagawa Prefecture, 252-1113

Tamagawa Electronics Vietnam, Co. Ltd.

Factory

Establish: April 10, 2015
President and CEO: Junichi Suzuki
Office: Lot C1, Industrial Park No. 3 Viet Tien Commune, Hung Yen Province, Vietnam.

TRIMITRA acts as the local solution partner in Indonesia, delivering solution design, system integration, project management, and after-sales support to ensure successful deployment and long-term operation.

OUR LEADER

Felinda HertadiPresident Director

ALBER PAIRUNANSALES & OPERATIONS DIRECTOR

Hiroshi KomatsuTECHNICAL ADVISOR

OUR HISTORY

1968-1973

Established in Ota-ku Tokyo.
Launched step attenuators.
Developed Attenuators & Terminators.

1974-1979

Launched RF filters.
Developed Attenuators & Switches with using PIN diodes.

1980-1985

Develop Optic Products.
Expand new plant in
Ayase City.

1986-1991

Developed microwave
modules.
Developed Radarobservation-system.

1992-1997

Cooperation with NIPPON.SIGNAL CO.,LTD.
Acquired ISO9001 certificate.

1998-2003

Registered shares on Japan.
Securities Dealers
Association.

2004-2009

Acquired ISO14001
certificate.
Developed Wide-bandprogramable-attenuator.

2010-2015

Established Tamagawa
Electronics Vietnam Co., LTD.
in Hanoi, Vietnam.

2016-2021

Provided DAS system for Narita
International Airport.
Vietnam factory Acquired ISO9001
& ISO 14001 certificate.
Established Ho Chi Minh Branch,
Vietnam

2022-Present

Achieved Vietnam’s National Top
20 recognition.
Top 12 in Vietnam National
Powerful Brand Awards.
Business partnership with PT. Tri
Mitra Solusi Indonesia.

ENGINEERING PHILOSOPHY

Every solution developed by TMEV follows a design-for-reliability and design-for-lifecycle approach. Products are engineered not only to meet technical specifications, but to ensure long-term stability, minimal maintenance, and operational continuity in demanding environments. Manufacturing & Quality Control

TMEV maintains ISO 9001 and ISO 14001 certifications, ensuring consistent quality management and environmental responsibility throughout all processes.

MANAGEMENT POLICY

01

The management policy of TRIMITRA is to deliver high-quality solutions and services utilising the best technology in high-frequency wireless communications, and simultaneously ensuring excellent value to customers.

Technical: TRIMITRA is supported by TMEV and TAMAGAWA’s experts in engineering on product and solutions development, after-sales, and troubleshooting.
Price and quality: The products are manufactured to high-quality Japanese standards, and with production in Vietnam customers are guaranteed great value for money.

02

TRIMITRA operates with good corporate governance, and honesty is one of our core values. When engaging with customers, we profess openness, transparency, and equality in our discussions

We respect and work with our partners, subcontractors, 3rd parties, and customers as a long-term commitment to our future business.
TRIMITRA endeavours to ensure that all negotiations with parties result in a win-win solution.

03

TRIMITRA will create a friendly working environment, which leads to establishing a long-term relationship with the customers.

ENVIRONTMENTAL POLICY

Aware that global environmental preservation is a major issue, the company tries to reduce the environmental waste in all business activities, from design to development, manufacturing, and contributing to sustainability in all aspects.

TRIMITRA actively contributes to reducing environmental waste through recycling and reusing materials, and knowledge sharing with internal and external customers about environmental awareness. At the same time, TMEV, the collaborative partner, is actively reducing environmental waste by implementing the following principles :

Complying with the laws and agreements concerning the environment, understanding the impacts on the environment, minimizing environmental waste, and reducing pollution.

Working hard to reduce waste in all business/production activities that impact the environment, and promoting the reuse and recycling of usable materials.

Recognizing the environmental aspects in all business activities, implementing them in day-to-day operations, reviewing the effectiveness, and continuing to improve the environmental management system.

Communicating this policy to internal and external customers. Educating and sharing knowledge, and raising awareness of the importance of environmental preservation.