About Us

Founded by Mr. Prasert and Mrs.Pohn Thepsutin, Therdthai and Co Co., Ltd., then Sukhothai Engineering Part., Ltd., officially commenced its business on May 16, 1980. Our original mission was all civil works construction, mostly building highways in Sukhothai and the vicinity. We have our own compaction machine and equipment.

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Vision

Be a leader in the construction industry, providing high-quality services that are up to high standards. Be responsible to the society, and invest in industries which shows sustainability and potential.

Mission

  • Provide high-quality works for our customers, generating reasonable income and profit which contributes to sustainable and continuous growth.

  • Develop an effective management system together with human development, as both factors are vital to the achievement of our vision.

  • Conduct our business with responsibility towards the society, the environment, and communities involved in our projects.

Our Services

Construction services

Throughout the years, our company has completed various civil engineering and infrastructure projects with a determination to construct high-quality projects that are accepted by government organizations…

Machine renting services

Our company has developed our machine center in Sukhothai to be a center for defensive, during-project, and post-project machine maintenance, as we understand that maximizing efficiency in machine management is vital…

GPS business

With over 30 years of reputation as a trustworthy business, together with strong relationships with business partners, our company expanded our business into GPS market in 2019. Our company curates brands that are known for…

Our Works

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Construction project on Highway No. 3056, Ban Wa Subdistrict – Phachi District, Ayutthaya Province, Section 12025-09-02T11:55:52+07:00
Construction project on Highway No. 3056, Ban Wa Subdistrict – Phachi District, Ayutthaya Province, Section 1

Construction project on Highway No. 3056, Ban Wa Subdistrict – Phachi District, Ayutthaya Province, Section 1

Construction of Concrete Road, “Nor2” and “Nor3” Road – Mukdahan Overall Town Planning2025-09-02T11:56:44+07:00
Construction of Concrete Road, “Nor2” and “Nor3” Road – Mukdahan Overall Town Planning

Construction of Concrete Road, “Nor2” and “Nor3” Road – Mukdahan Overall Town Planning

Project: Highway No.36 : Kratinglai-Rayong route (Including Crossing Rayong Section 3, Thap Ma Intersection and Ban Don Intersection), Nong Bon-Ban Laeng Intersection, Section 12025-09-08T14:51:05+07:00
Project: Highway No.36 : Kratinglai-Rayong route (Including Crossing Rayong Section 3, Thap Ma Intersection and Ban Don Intersection), Nong Bon-Ban Laeng Intersection, Section 1

Project: Highway No.36 : Kratinglai-Rayong route (Including Crossing Rayong Section 3, Thap Ma Intersection and Ban Don Intersection), Nong Bon-Ban Laeng Intersection, Section 1

Project: Highway No.101 : Kamphaeng Phet–Sukhothai, Lan Krabue – Khiri Mat Intersection2025-09-02T11:58:52+07:00
Project: Highway No.101 : Kamphaeng Phet–Sukhothai, Lan Krabue – Khiri Mat Intersection

Project: Highway No.101 : Kamphaeng Phet–Sukhothai, Lan Krabue – Khiri Mat Intersection

Construction of Asphaltic Highway, Highway No.12 Tak – Amphur Mae Sort Route, Section 3 Part 12020-11-17T12:37:43+07:00
Construction of Asphaltic Highway, Highway No.12 Tak – Amphur Mae Sort Route, Section 3 Part 1

Construction of Asphaltic Highway, Highway No.12 Tak – Amphur Mae Sort Route, Section 3 Part 1

Construction of Concrete Road, “Nor1”, “Nor2”, “Nor4” and “Nor5” Road – Phetchabun Overall Town Planning2020-11-17T12:37:58+07:00
Construction of Concrete Road, “Nor1”, “Nor2”, “Nor4” and “Nor5” Road – Phetchabun Overall Town Planning

Construction of Concrete Road, “Nor1”, “Nor2”, “Nor4” and “Nor5” Road – Phetchabun Overall Town Planning

Core Values

“Working with efficiency, holding a high standard that is accepted by organizations involved, promoting honesty and proactive mindset by utilizing the capabilities of our teams to achieve the best result.”

Team Work

Moving forward as a team, accelerating the capabilities of all team members.

Honesty

Conducting every project with honesty and transparency.

Excellence/Efficiency

Providing excellence in work and service quality. Working to a high standard, and maximize efficiency.

Responsibility

Responsibility to professional duty, other people, communities, and the society.

Determination

Working with determination to achieve success. Working with a proactive mindset.

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