Located in Tuniyahi, Dei Gratia International School has built its identity around English-medium education in Madhepura district of Bihar, with a stated mission of shaping students into confident speakers of the global language while instilling values of truth, courage, and honour. Known to students and parents as DGIS, the school operates under Principal Vinay Kumar and Secretary Mrs. Urwashi, who together oversee its day-to-day academic and administrative functioning. The school follows the motto "Promise of Excellence," reflecting its founding objective to set students apart through disciplined, English-first instruction.

Affiliated with the Central Board of Secondary Education, Dei Gratia International School offers continuous schooling from Nursery through Class 12, making it a single-institution option for families in Madhepura through all stages of school life. Examinations follow the CBSE pattern, and the school places a particular emphasis on spoken and written English alongside the regular curriculum, aiming to give Madhepura students an edge in communication skills.

The campus includes smart classrooms, a well-stocked library, and laboratories for Physics, Chemistry, Biology, Computer Science, and Mathematics. Audio-video learning methods are used alongside traditional teaching, and computers with internet connectivity are available for student use. A large landscaped playground with sports equipment supports physical activity, and the campus maintains what the school describes as a pollution-free, quiet learning atmosphere. Parents also have access to an orientation programme that includes direct phone conversations with teachers to stay updated on their child's progress.

Admissions at Dei Gratia International School are managed through the school's official admission process, with registration requiring documents such as Aadhar card copies for relevant classes. Parents in Madhepura and surrounding areas can contact the school at +91-9472404550 or +91-9472405321, or write to dgismadhi@gmail.com for enquiries. The campus is located at Tuniyahi, Madhepura, Bihar - PIN 852116.