PSP Achieves 5-Star CG Rating for the Second Consecutive Year, Ranks in the Top Quartile of the Industrial Products Sector, and Advances Corporate Transparency in Line with CAC Standards

P.S.P. Specialties Public Company Limited (PSP), a leading Total Lubricant Solutions Provider, has once again been awarded a 5-star rating, or “Excellent,” in the 2026 Corporate Governance Report of Thai Listed Companies (CGR), marking the second consecutive year the Company has achieved this distinction. The assessment, conducted by the Thai Institute of Directors Association (IOD), with support from the Stock Exchange of Thailand (SET) and the Securities and Exchange Commission (SEC), reflects PSP’s continued commitment to strong corporate governance.

In 2026, PSP achieved an overall score of 96 points, placing the Company in the Top Quartile of the Industrial Products sector. This recognition underscores PSP’s commitment to conducting business with integrity, transparency, and accountability, while continuously strengthening its business practices in alignment with the standards of the Thai Private Sector Collective Action Against Corruption (CAC). These efforts are aimed at building long-term trust among shareholders, investors, and all stakeholders, while supporting sustainable and resilient business growth.

According to the 2026 Corporate Governance Report of Thai Listed Companies, PSP’s overall score of 96 points places the Company among the top-performing listed companies in the Industrial Products sector. Its performance was also above the average scores of Thai listed companies overall (85 points), the Industrial Products sector (80 points), and companies with a market capitalization of THB 3,000–9,999 million (90 points).

Across the four assessment categories, PSP achieved its highest score in Category C, with 102 points, demonstrating strong performance in information disclosure and transparency. This was followed by Category A, with 96 points, covering the equitable treatment of shareholders and stakeholders; Category B, with 93 points, focusing on sustainable business practices and business ethics; and Category D, with 88 points, reflecting the effectiveness and accountability of the Board of Directors in overseeing the Company’s corporate governance framework.

Mr.Sakesan Krongphanich, Deputy Chief Executive Officer of P.S.P. Specialties Public Company Limited (PSP), said that the Company’s achievement of a 5-star “Excellent” CGR rating for the second consecutive year reflects its ongoing efforts to strengthen corporate governance practices across the organization.

Key initiatives include enhancing the quality of disclosures in the Annual Registration Statement and Annual Report (Form 56-1 One Report) and the 2025 Sustainability Report, while fostering an organizational culture built on a zero-tolerance approach to corruption.

These efforts encompass regular reviews of the Company's policies on the giving and receiving of gifts and donations to ensure transparency and prevent conflicts of interest; comprehensive enterprise risk assessment and management; and robust internal controls across key business processes. These include transparent procurement procedures and fair supplier selection, business ethics training for employees at all levels, and the promotion of anti-corruption practices among business partners throughout the supply chain.

PSP has also strengthened its independent and secure whistleblowing channels and systematically enhanced its personal data protection measures. In addition to embedding a culture of transparency within the organization, the Company is extending its anti-corruption initiatives to its subsidiaries to promote consistent corporate governance standards across the Group. These measures provide a solid foundation for sustainable business growth and reinforce the confidence of all stakeholders over the long term.

“Achieving a 5-star ‘Excellent’ CGR rating for the second consecutive year demonstrates that good corporate governance is fundamental to sustainable business operations and plays a vital role in building trust among shareholders, investors, customers, and all stakeholders. We remain committed to continuously strengthening our corporate governance framework and raising our operational standards to create shared value across the economic, social, and environmental dimensions. Our goal is to drive the organization toward stable, sustainable, and long-term growth in every aspect,” Mr. Seksan said.

PSP will continue to strengthen its corporate governance framework in line with international standards by integrating sustainability principles into its business strategies, development plans, and performance indicators at every organizational level. At the same time, the Company remains focused on developing innovative, integrated lubricant solutions to enhance its competitiveness, drive strong business growth, deliver sustainable returns to shareholders, and contribute positively to society and the environment.

Through these continued efforts, PSP aims to create long-term value while advancing a business model that enables the Company, its stakeholders, society, and the environment to grow sustainably together.