1. Redesign of the Annual Surveys of Commerce & Services conducted by Department of Statistics, Ministry of Trade and Industry, 1998.
2. Design of Labor Force Survey, Ministry of Manpower, 1999.
3. Design of Sample Survey for Census 2000.
4. Review of Auditing Procedure of Trade Statistics Compilation, TDB, 1999.
5. Review of Methodology to Select a Statistical Sample of Income Tax Assessments for Review, IRAS, 1999/2001.
6. Statistical Consulting to KPMG Consulting Pte Ltd on the Audit of ACNielsen People Meter System, 1999
7. Statistical Consulting to National Park Service on the Survey of Neighborhood Park in Conventional/ Private Housing Estates, 1999.
8. Sampling Design for Estimating E-commerce Activities, InfoComm Development Authority of Singapore, 2000.
9. Review of Labor Force Survey and Establishment Survey, Ministry of Manpower, 2000.
10. Sampling Design for Estimating Day Usage of Public Parks, National Park Service, 2000.
11. Statistical Consulting to Paul Wan & Co on the Audit of Taylor Nelson Sofres People Meter System and ACNielsen People Meter System, 2000-2002.
12. Statistical Advisor to the Research and Statistical Unit (RSU) of InfoComm Development Authority of Singapore (IDA), 2001-2003.
13. Reviewing labor force survey and establishment survey, Ministry of Manpower, 2001.
14. Statistical consulting to Ministry of Environment on the survey of performance of garbage collectors, 2002.
15. Advisor to Policies & Research Section of National Parks Board, 2003/04.
16. Statistical consulting to Economic Development Board on the Census of Manufacturing Activities in 2002, 2003.
17. Conducting statistical workshop on �Building Predictive Models� for SPSS, 2003.
18. Consulting on sampling for establishment surveys, Ministry of Manpower, 2003-04.
19. Statistical consulting to KPMG Consulting Pte Ltd on the URA perception survey, 2003.
20. Conducting statistical workshop on �Advanced Techniques: ANOVA� for SPSS, 2004.
21. Statistical consulting to the NUS Institutional Animal Care and Use Committee, 2005/07.
22. Consulting to OTI on Customer Satisfaction Survey for Fidelity Information Services, 2005.
23. Consulting to OTI on Organization Climate Survey for Tang, 2005.
24. Advisor to Research Unit of Ministry of Home Affair, 2005/06.
25. Research Technical Advisor to National Parks Board, 2006/07.