Tangub City Global College (TCGC) celebrated its 42nd Foundation Day on June 18, 2026, with the theme "TCGC at 42: Rooted in Faith, Growing in Excellence, Sustaining the Future." The celebration brought together students, faculty, staff, alumni, local government officials, and community partners in a meaningful gathering that highlighted the institution's commitment to academic excellence, values formation, and sustainable development. The event commenced with a Thanksgiving Mass, followed by a ceremonial tree-growing activity that symbolized the college's dedication to environmental stewardship and its shared responsibility in creating a greener and more sustainable future. Through these activities, TCGC reinforced its mission of nurturing globally competitive graduates who are guided by integrity, compassion, and excellence.

The Foundation Day celebration reflected the institution's strong commitment to the United Nations Sustainable Development Goals (SDGs) by integrating education, environmental conservation, and collaborative action into a single institutional event. The promotion of lifelong learning and holistic student development supported Sustainable Development Goal 4: Quality Education, while the tree-growing initiative contributed to Sustainable Development Goal 13: Climate Action and Sustainable Development Goal 15: Life on Land through climate change mitigation and ecosystem restoration. Moreover, the active participation of the college community, alumni, local government, and other stakeholders demonstrated the value of collaboration in advancing sustainable development, reflecting the principles of Sustainable Development Goal 17: Partnerships for the Goals.