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 at Goba City Plaza, Dar es Salaam.

📞 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