Ex DSO Assistant Manager, Three Company Directors and a Project Manager Charged

On 23 March 2026, Poh Beng San (“Poh”) (傅明山, 52-year-old male Singaporean), an Assistant Manager at the Defence Science Organisation National Laboratories (“DSO”) at the material time of the offences, was charged in Court with corruption and money laundering offences.

Poh’s Alleged Corruption and Money Laundering Offences

2. Sometime between 2013 and 2023, over separate occasions, Poh allegedly obtained gratifications from six individuals, either as inducements or as rewards to advance the business interests of these individuals’ respective companies with DSO in relation to various renovation projects around Science Park Drive. The gratifications were in the form of cash amounting to at least S$230,000, a Xiaomi 13 Pro phone valued at around S$1,300, a Lenovo Xiaoxin Pad Pro tablet valued at around S$900, and a complimentary painting and repair of Poh’s home door valued at around S$100.

3. Further, sometime between 2018 to 2023, Poh allegedly deposited a total of S$207,700 into bank accounts belonging to his wife. He also allegedly converted S$2,500 and S$5,000 into Thai Baht and Japanese Yen, respectively. These monies allegedly represented Poh’s corrupt benefits.

4. For his alleged actions, Poh faces:

a) Six charges for offences punishable under section 6(a) of the Prevention of Corruption Act (“PCA”), of which four are amalgamated charges pursuant to section 124(4) of the Criminal Procedure Code (“CPC”). Of the four amalgamated charges, two are punishable under Section 124(8)(a)(ii) of the CPC;

b) Five charges for offences under section 47(1)(b) punishable under section 47(6)(a) of the Corruption, Drug Trafficking and Other Serious Crimes (Confiscation of Benefits) Act, Chapter 65A (“CDSA Cap 65A”) read with section 124(4) of the CPC, of which three charges are punishable under section 124(8)(a)(ii) of the CPC; and

c) Four charges for offences under section 54(1)(b) punishable under section 54(5)(a) of the Corruption, Drug Trafficking and Other Serious Crimes (Confiscation of Benefits) Act 1992 (“CDSA 1992”) read with section 124(4) of the CPC, of which two charges are punishable under section 124(8)(a)(ii) of the CPC.

5. In connection with Poh’s corruption offences, four other individuals were charged in Court on 23 March 2026. They are:

a) Lee Yew Huat, Alex (“Lee”) (李友发, 53-year-old male Singaporean). Lee was a Director of Fire-Mech Engineering Pte Ltd at the material time of the offences. On at least five occasions from 2013 to 2014, he allegedly conspired with Teo William to give gratification amounting to at least S$70,000 to Poh to advance the business interests of Shanghai Chong Kee Furniture & Construction Pte Ltd (“SCK”) with DSO in relation to a DSO project. Further, sometime in or around October 2018 to February 2019, over at least two occasions, Lee also allegedly conspired with Chua Aik Leng Jason to give gratification amounting to at least S$150,000 to Poh to advance the business interests of Wah Loon Engineering Pte Ltd (“WLE”) with DSO in relation to a separate DSO project. As a result of the corruption offences, Lee allegedly acquired at least S$180,000 in corrupt benefits. For his alleged actions, Lee faces two charges for offences punishable under section 6(b) read with section 29(a) of the PCA and one charge for an offence punishable under section 47(1)(c) punishable under section 47(6)(a) of the CDSA Cap 65A, which are all amalgamated charges pursuant to section 124(4) of the CPC.

b) Teo William (“Teo”) (48-year-old male Singaporean). Teo was a Project Manager of SCK at the material time of the offences. On at least five occasions from 2013 to 2014, Teo allegedly conspired with Lee to give gratification of at least S$70,000 to advance the business interests of SCK with DSO in relation to a DSO project. For his alleged actions, Teo faces one charge for an offence punishable under section 6(b) read with section 29(a) of the PCA, which is an amalgamated charge pursuant to section 124(4) of the CPC.

c) Chua Aik Leng Jason (“Chua”) (蔡易龙, 66-year-old male Singaporean). Chua was the Senior Executive Director of WLE at the material time of the offences. On at least two occasions sometime in or around October 2018 to February 2019, Chua allegedly conspired with Lee to give gratification amounting to at least S$150,000 to advance the business interests of WLE with DSO in relation to a DSO project. For his alleged actions, Chua faces one charge for an offence punishable under section 6(b) read with section 29(a) of the PCA, which is an amalgamated charge pursuant to section 124(4) of the CPC; and

d) Peh Ee Sang (“Peh”) (白伊森, 51-year-old male Singaporean). Peh was a director of Atdio Pte Ltd (“Atdio”) at the material time of the offences. On at least three occasions sometime in or around December 2022 to April 2023, Peh allegedly gave gratification amounting to at least S$10,000 to advance the business interests of Atdio with DSO. For his alleged actions, Peh faces one charge for an offence punishable under section 6(b) of the PCA, which is an amalgamated charge pursuant to section 124(4) of the CPC, punishable under section 124(8)(a)(ii) of the CPC.

6. Singapore adopts a strict zero-tolerance approach towards corruption. Any person convicted of a corruption offence under section 6 of the PCA can be fined up to S$100,000 or sentenced to imprisonment not exceeding five years or to both. Any person convicted of an offence punishable under section 47(6)(a) of the CDSA Cap 65A and section 54(5)(a) of the CDSA 1992 can be fined up to S$500,000 or sentenced to imprisonment of up to 10 years or to both. Any person convicted of an amalgamated charge punishable under section 124(8)(a)(ii) of the CPC can face twice the amount of punishment liable for that offence.

7. The Corrupt Practices Investigation Bureau (CPIB) looks into all corruption-related complaints and reports, including anonymous ones, and can be reached via the following channels:

a) Lodge an e-Complaint;
b) Email us at report@cpib.gov.sg ↗ (opens in new tab); 
c) Call the Duty Officer at 1800-376-0000; or
d) Write to us at the CPIB Headquarters @ 2 Lengkok Bahru, S159047.

8. Where possible, the report should include the following information:

a) Where, when and how did the alleged corrupt act happen?
b) Who was involved and what were their roles?
c) What was the bribe given and the favour shown?

9. Under the law, the identity of the person making the report is protected, except where the court finds that the person has intentionally made a false statement in his or her report. Informers may choose to remain anonymous when making the report.

Corrupt Practices Investigation Bureau