Social
Line OA Members
Cases
Customer satisfaction with service
Security (Contractor)
0 Cases
2022
2023
2024
2025
lost time injury frequency rate (LTIFR)
2022
2023
2024
2025
3
1
0
5
The incidence of occupational diseases per 200,000 working hours.
2022
2023
2024
2024
0
0
0
0
Human Rights
2023
2024
2025
Percentage of human rights risk assessments.
2023
2024
2025
100%
100%
100%
Issues of human rights violations
2023
2024
2025
0 Case
0 Case
0 Case
Human rights complaints.
2022
2023
2023
0 Case
0 Case
0 Case
The Company undertakes human rights risk assessments throughout all stages of its business operations and embeds respect for human rights as an integral part of its corporate culture.
Goals and Strategies for Social Management
| เป้าหมายการดำเนินงาน | |||
|---|---|---|---|
| Indicator | Goals | 2025 Performance | Sustainability Strategy 2025-2029 |
Care for EmployeesEmployee Engagement |
>65% | 72.33% | HPO Resilience Management Strategy |
Safety and Occupational HealthThe morbidity rate from all occupational diseases equal to zero |
No sickness from work | 5 Persons | HPO Resilience Management Strategy |
Participation in Community and Social Development |
|||
| Community Engagement Assessment | >80% | 93% |
|
| No complaints from the wider community | No complaints | No complaints | |
Customer Responsibility |
|||
| Service satisfaction | >80% | 84% | Safer Road Traffic Management/ Maintenance Strategy |
Human Rights Policy

The Company has announced a human rights policy by adhering to the principles of compliance with the United Nations Global Impact (UNGC), the Universal Declaration of Human Rights (UDHR), and the United Nations Guiding Principles on Business and Human Rights (UNGP) as operation guidelines and frameworks, including employment equality regardless of sexual orientation of men, women, LGBTQN+, and persons with disabilities.
to ensure that the Company’s business operations are free from human rights violation. The Board of Directors deemed appropriate to establish human rights policies to prevent human rights violations such as human trafficking, forced labor, child labor, discrimination, and harassment in all direct activities of the Company and its Business Partner in Business Value Chain.
Collective Bargaining
The company provides opportunities for communication between management and employees regarding employee benefits through the Welfare Committee, as stipulated in Section 96 of the Labor Protection Act B.E. 2541. The Welfare Committee consists of employee representatives elected according to criteria and methods specified by the Director-General of the Department of Welfare and Labor Protection (currently, there are five employee representatives). This demonstrates support for the right to work as enshrined in the United Nations Guiding Principles on Business and Human Rights (UNGP) to develop employee welfare and benefits in collaboration with management representatives. This ensures that employees receive the desired and appropriate benefits and have their expectations met. Consultative meetings are held with management quarterly, as mandated by law.

Customer Responsibility Policy
Tollway users are the greatest beneficiaries of the Company, enabling it to conduct its business continuously for a long period up to the present. The Company is committed to providing services with honesty, integrity, and adherence to regulations and laws related to consumer rights. We strive to ensure services are delivered correctly, adequately, and accurately.
Additionally, the Company is always open to receiving suggestions, comments, and criticisms from users to improve services, making them more convenient, safe, and satisfactory. We are dedicated to treating customers fairly, without discrimination, whether in normal or problematic circumstances. The Company will act promptly to address and resolve any issues that arise.
Moreover, the Company ensures the confidentiality of customer information and takes responsibility for safeguarding records and confidential data. This is done to maintain customer confidence in our data management and prevent risks such as unauthorized access, leaks, hacking, alterations, or loss. The Company adheres to the cyber and information security policy, revised edition no. 1/2022, unless disclosure is required by legal obligations. In the previous year, the Company received no substantiated complaints regarding breaches of customer privacy or data loss (GRI418-1, 418-2). The Company has also established channels for customers to complain about service inadequacies.
The Company plans to manage both proactive and reactive customer relationships according to business development strategies and marketing that focus on responding to customer needs. We have a CRM platform to measure service results and continuously develop plans for customer management.

Policy on Responsibility towards Contract Parties and Partners
The Company has a policy to treat partners/contract parties with an honest commitment to comply with the conditions given to all types of partners under the specified conditions, criteria, and laws with honesty, transparency, and equality.
Supplier Code of Conduct
Employee Care Policy
The company aims to develop employees at all levels to drive the organization in alignment with CAT values, supporting rapid changes in the global economy, environment, and society, as well as technological and innovation changes that affect business operations. Additionally, key findings from the Employee Engagement Survey, which began in 2022, are being used to develop a comprehensive plan for employee care.
In 2025, the company has hired employees.
328 persons
Male
170 persons
Female
158 persons
Disabilities
Male2 persons
Female1 person
Employee Stewardship by the BEST Employer Framework
Employing People with Disabilities
According to Section 33 of the Act on Empowerment and Development of the Life of Persons with Disabilities, 2007
Target
4 persons
| Employment rate for people with disabilities 100:1 according to Section 33 | Male | Female |
|---|---|---|
| Supervisor Level Staff | - | 1 |
| Operational Level | 2 | - |
Creating a career for the disabled
According to Section 35 of the Act on Empowerment and Development of the Life of Persons with Disabilities, B.E. 2550
Target
1 person
The project began operations in 2017.
The project has already supported.
16 people
with disabilities in Sa Kaeo Nakhon Ratchasima Ratchaburi and Sakon Nakhon
In 2025, the project expanded to provide vocational support to
2 people
with disabilities in Ubon Ratchathani
People with disabilities are enabled to support themselves and their family by receiving vocational training and hands-on experience, as well as being provided with career tools. The goal is to be a driving force in helping persons with disabilities go forward in a sustainable manner.
| Year | Promote Career | Number of persons with disabilities | Operation Area |
|---|---|---|---|
| 2017 | Raise Chicken Eggs | 2 | Sa Kaeo Province |
| 2018 | Raise Chicken Eggs | 2 | Nakhon Ratchasima Province |
| 2019 | Raise Chicken Eggs | 2 | Ratchaburi Province |
| 2020 | Raise Chicken Eggs | 2 | Ratchaburi Province |
| 2021 | Raise Chicken Eggs | 2 | Ratchaburi Province |
| 2022 | Raise Chicken Eggs | 2 | Nakhon Ratchasima Province |
| 2023 | Raise Chicken Eggs | 2 | Nakhon Ratchasima Province |
| 2024 | Raise Chicken Eggs | 2 | Sakon Nakhon Province |
| 2025 | Raise Chicken Eggs | 2 | Ubon Ratchathani Province |

Occupational Health & Safety
The Company places strong emphasis on and strictly complies with regulations and laws related to occupational health and safety management. It is also committed to fostering comprehensive safety awareness among employees, business partners, and all relevant stakeholders. These efforts aim to reduce workplace injuries and prevent severe workplace accidents that could lead to fatalities or permanent disabilities. To achieve this, the Company is dedicated to establishing and implementing hazard control measures to prevent risks arising from work activities and unsafe incidents that may affect the lives and property of stakeholders. Occupational health and safety management has therefore always been a top priority for the Company, which actively promotes a safe working environment and implements measures to prevent and reduce risks from accidents that may affect employees, contractors, and all stakeholder groups.
The Company has developed a comprehensive occupational health and safety management system in accordance with the ISO 45001 standard and the guidelines of the Ministry of Labour. This system aims to prevent workplace accidents, occupational illnesses, and potential risks associated with service operations for expressway users.
In addition, the Company has established a corporate safety policy to oversee and prevent work-related injuries and illnesses among employees, contractors, and business partners within the Company’s operational areas.
Policy on Safety, Occupational Health and Working Environment
Policy on Participation in Community and Social Development
The company recognizes the importance of active participation in social and environmental responsibilities. It firmly believes that adhering to the principles of social and environmental responsibility within the organization can lead to the survival and harmony of business, society, and the environment. The company considers understanding the correct principles and the benefits derived from practicing them as essential for its employees. It is crucial that employees genuinely comprehend these principles because understanding them will help ensure that the company's policies regarding social responsibility and environmental stewardship are earnestly implemented.
The Company has a total of 5 aspects for social responsibility guidelines Guidelines
The company is dedicated to developing projects that benefit both local communities and society at large, generating value and impact that meet the needs of all stakeholders as well as supporting the sustainable development goals (SDGs) set by the United Nations and integrates them into company’s operations.

Through the continuous and comprehensive implementation of its five social responsibility initiatives, the Company has created tangible benefits for communities and society. As a result, DMT received the “Corporate Social Impact – Silver Recognition” award from the American Chamber of Commerce in Thailand (AMCHAM Thailand), reflecting the Company’s commitment to driving positive and sustainable social impact.
The Silver Recognition award serves as a testament to the success of the Company’s five social responsibility initiatives, which have been consistently carried out to enhance the quality of life within communities and create long-term sustainable value for society.



