TriMas Packaging Awarded EcoVadis Gold Rating for Sustainability Efforts

U.S.-based Sites Earn Gold for Second Consecutive Year

TriMas (NASDAQ: TRS) today announced that its TriMas Packaging group has retained the Gold level rating for its Environment, Social and Governance (ESG) initiatives. This achievement places TriMas Packaging’s U.S.-based sites, assessed under the name Rieke LLC, in the top 5% of more than 130,000 companies assessed by EcoVadis globally, highlighting the company’s commitment to sustainable and responsible business practices.

EcoVadis is a globally trusted leader in business sustainability assessments and its methodology is based on international sustainability standards, including the Ten Principles of the UN Global Compact, the International Labour Organization (ILO) conventions, the Global Reporting Initiative (GRI) standards and the ISO 26000 standard. The EcoVadis scorecard evaluates companies across 21 criteria, grouped into four core themes: Environment, Labor & Human Rights, Ethics and Sustainable Procurement. These assessments provide an evidence-based analysis of sustainability performance and an actionable roadmap to support continuous improvement and drive impactful change.

“Sustainability and corporate social responsibility are fundamental principles that drive our daily operations,” commented Fabio Salik, TriMas Packaging Group President. “Achieving EcoVadis Gold reflects the shared commitment of our employees, customers, suppliers and stakeholders. Together, we are making significant progress that strengthens our business while positively impacting the environment and the communities we serve.”

For more information about TriMas’ sustainability initiatives, please visit trimas.com/sustainability.

About TriMas Packaging

TriMas Packaging serves its global customers with its market-leading brands, consisting of Rieke®, Affaba & Ferrari™, Rapak®, Taplast™, Plastic Srl and Aarts Packaging. TriMas Packaging designs and manufactures a comprehensive array of dispensing, closure and flexible packaging solutions for a broad range of end markets including the beauty and personal care, food and beverage, home care, pharmaceutical and nutraceutical, and industrial and agricultural markets. With approximately 2,200 dedicated employees and 26 locations worldwide, TriMas Packaging’s innovative solutions and services are designed to enhance customers’ ability to dispense, transport and store their products safely and securely in an ever-changing marketplace. For more information, please visit www.trimaspackaging.com.

About TriMas

TriMas manufactures a diverse set of products primarily for the consumer products, aerospace and industrial markets through its TriMas Packaging, TriMas Aerospace and Specialty Products groups. Our approximately 3,400 dedicated employees in 13 countries provide customers with a wide range of innovative and quality product solutions through our market-leading businesses. Our TriMas family of businesses has strong brand names in the markets served, and operates under a common set of values and strategic priorities under the TriMas Business Model. TriMas is publicly traded on the NASDAQ under the ticker symbol “TRS,” and is headquartered in Bloomfield Hills, Michigan. For more information, please visit www.trimas.com.

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