Have a question, want to collaborate, or just want to say hi? We’d love to hear from you. You can reach us via phone, email, or visit our office.

📞 Mobile: 0764 447199 | 0714 880440
✉ Email: contact@tsdi.or.tz
🌍 Website: www.tsdi.or.tz
🏢 Address: House No. 6, Goba Ward – Ubungo Municipality, P.O. Box 12460, Dar es Salaam – Tanzania