The Astronomical Society of Singapore - The Astronomical Society of Singapore. TASOS is the largest astronomical organization in Singapore with over 200 members plus affiliation with a dozen of schools and institutions all over the country. TASOS has also maintained ties with fellow amateur astronomers in countries like Japan, Taiwan, Malaysia, Thailand, Indonesia and United States. The Information Systems Audit and Control Association (ISACA) - Singapore Chapter - A world-wide professional organization for individuals involved in the profession of information systems audit and control. This site is open to IS auditors, internal auditors, external auditors, IS security professionals and others who are dedicated to excellence in the use of information systems. Information Technology Management Association (ITMA) - A forum to share experience among members and to contribute to the development of Information Technology in Singapore.They conduct seminars, lunch and dinner talks, conferences and joint research with leading academic and research organisations. Singapore Computer Society - Plans and implements activities such as seminars and conferences, special functions,publications of journals and participation in national IT initiatives. The Singapore Association of The Institute of Chartered Secretaries and Administrators (SAICSA) - Comprises members, graduates and registered students of the ICSA residing in Singapore. Institute of Public Relations, Singapore - Gives information about the institute, courses it offers, privileges given to the members and a calendar of upcoming events related to Public Relations. Singapore Institute of Surveyors and Valuers - It is a professional body representing the land surveyors, quantity surveyors, valuers, property managers and property consultants. Singapore Human Resources Institute (SHRI) - A group of human resource professionals and persons concerned with and interested or involved in all aspects of human resource management and development. Singapore National Employers Federation - A union of employers, SNEF represents the interests of employers and participates in studies on employment related issues. AUPE - The Amalgamated Union of Public Employees represents over 15,000 employees from the civil service and statutory boards and seeks to protect the rights of employees in the public sector. NTUC - National Trades Union Congress, which has become much more than a simple union, provides information about their aims, co-operatives, and membership. There are also sections on Lifestyle, Career, Family, and Community. Singapore Training And Development Association (STADA ) - Gives information about the workshops and courses offered for Human Resource Development (HRD) practitioners in Singapore. National Association of Travel Agents, Singapore (NATAS) - Useful information for the travel agents and tour operators on the development of travel and tourism