Get in touch with the Tanzania Social Services and Industry Workers` Union (TASIWU) – the voice of more than 5,000 social services and industry workers in Tanzania. TASIWU is a trade union with members at Zonal and Regional offices across the Country, but our Head Offices are in Dar Es Salaam, in the United Republic of Tanzania. If you have a general enquiry, you can get in touch with the TASIWU team by phone, email, social media direct message, or post;