Teo Guan Siew

Teo Guan Siew is a legal practitioner in Singapore. With documented cases from 2011 to 2019. The lawyer has handled 7 cases in Singapore's courts. Associated with 1 law firm. The lawyer demonstrates particular expertise in criminal law and misuse of drugs act. Their track record shows a 86.0% success rate in resolved cases. They have managed 1 complex case, representing 14% of their total caseload.

Areas of Practice and Expertise

Teo Guan Siew has demonstrated expertise across 34 primary practice areas, with significant experience in criminal law and criminal procedure.

Practice Area	Case Volume	Distribution	Expertise Level	Description
Criminal Law	6 cases	11% of total caseload	Highly Specialized78% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 6 cases which represents 11% of their total caseload.
Criminal Procedure	5 cases	9% of total caseload	Experienced73% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 5 cases which represents 9% of their total caseload.
Misuse of Drugs Act	3 cases	5% of total caseload	Highly Specialized92% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 3 cases which represents 5% of their total caseload.
Constitutional Law	3 cases	5% of total caseload	Highly Specialized80% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 3 cases which represents 5% of their total caseload.
Administrative Law	3 cases	5% of total caseload	Experienced60% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 3 cases which represents 5% of their total caseload.
Theft	2 cases	4% of total caseload	Experienced65% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 2 cases which represents 4% of their total caseload.
Sentencing	2 cases	4% of total caseload	Highly Specialized85% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 2 cases which represents 4% of their total caseload.
Fraud and Deceit	2 cases	4% of total caseload	General Practice48% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 2 cases which represents 4% of their total caseload.
Company Law	2 cases	4% of total caseload	General Practice35% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 2 cases which represents 4% of their total caseload.
Contract Law	2 cases	4% of total caseload	General Practice20% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 2 cases which represents 4% of their total caseload.
Statutory Interpretation	2 cases	4% of total caseload	Experienced50% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 2 cases which represents 4% of their total caseload.
Civil Procedure	1 cases	2% of total caseload	General Practice30% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Witnesses	1 cases	2% of total caseload	Highly Specialized80% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Lifting corporate veil	1 cases	2% of total caseload	General Practice20% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Evidence	1 cases	2% of total caseload	Highly Specialized95% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Corruption, Drug Trafficking and Other Serious Crimes (Confiscation of Benefits) Act	1 cases	2% of total caseload	Highly Specialized95% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Preventive detention	1 cases	2% of total caseload	Highly Specialized90% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Appeal	1 cases	2% of total caseload	Highly Specialized80% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Duty of disclosure	1 cases	2% of total caseload	Experienced50% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.
Constructive Trust	1 cases	2% of total caseload	Experienced60% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.
Prosecutorial Discretion	1 cases	2% of total caseload	Highly Specialized85% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Legal Professional Privilege	1 cases	2% of total caseload	Highly Specialized75% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Litigation Privilege	1 cases	2% of total caseload	Highly Specialized85% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Tracing	1 cases	2% of total caseload	General Practice40% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Corporate Law	1 cases	2% of total caseload	General Practice30% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Criminal Revision	1 cases	2% of total caseload	Experienced60% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.
Drug Crimes	1 cases	2% of total caseload	Highly Specialized85% relevance score	Teo Guan Siew has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 2% of their total caseload.
Securities	1 cases	2% of total caseload	Experienced50% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.
Fiduciary Duties	1 cases	2% of total caseload	General Practice40% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Evidence Law	1 cases	2% of total caseload	Experienced60% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.
Estoppel	1 cases	2% of total caseload	General Practice25% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Murder	1 cases	2% of total caseload	Experienced50% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.
Breach of Trust	1 cases	2% of total caseload	General Practice30% relevance score	Teo Guan Siew has demonstrated general practice experiencein this area, handling 1 cases which represents 2% of their total caseload.
Trust Law	1 cases	2% of total caseload	Experienced50% relevance score	Teo Guan Siew has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 2% of their total caseload.

Law Firm Affiliations

Teo Guan Siew has been affiliated with 1 law firm. The most active affiliation involves 7 cases.

Law Firm	Cases Handled	Workload Share	Recent Cases
Attorney-General’s Chambers	7 cases	100% of cases	Public Prosecutor v Soh Chee Wen: Litigation Privilege in Criminal Proceedings(Sep 2019) Public Prosecutor v. Prem Hirubalan: Appeal Against Sentence for Penal Code and Securities Offences(Aug 2016) Public Prosecutor v Rosli bin Yassin: Appeal Against Inadequate Preventive Detention Sentence(Mar 2013)

Case Complexity Analysis

Analysis of Teo Guan Siew's case complexity based on the number of parties involved and case characteristics.

Complexity Overview

Average Parties per Case: 2.7
Complex Cases: 1 (14%); Cases with more than 3 parties

Complexity by Case Type

Type	Cases	Avg Parties	Distribution
Neutral	13.0 parties avg	3.0	14%
Won	62.7 parties avg	2.7	86%

Complexity Trends Over Time

Year	Cases	Average Parties
2011	24.0 parties avg	4.0
2012	22.0 parties avg	2.0
2013	12.0 parties avg	2.0
2016	12.0 parties avg	2.0
2019	13.0 parties avg	3.0

Case Outcome Analytics

Analysis of Teo Guan Siew's case outcomes, including distribution by type, yearly trends, and monetary outcomes where applicable.

Outcome Distribution

Outcome Type	Cases	Percentage
Neutral	1(14%)	14%
Won	6(86%)	86%

Monetary Outcomes

Currency	Total Amount	Average	Cases
SGD	0.00	0.002 cases	2

Yearly Outcome Trends

Year	Total Cases	Outcome Distribution
2011	2 2	Won: 2 cases (100.0%)
2012	2 2	Won: 2 cases (100.0%)
2013	1 1	Won: 1 cases (100.0%)
2016	1 1	Won: 1 cases (100.0%)
2019	1 1	Neutral: 1 cases (100.0%)

Case History

Displaying all 7 cases

No.	Case	Decision Date	Party & Outcome
1	Public Prosecutor v Soh Chee Wen: Litigation Privilege in Criminal Proceedings 29 Sep 2019 Public Prosecutor (Prosecution)Neutral	29 Sep 2019	Public Prosecutor (Prosecution): Ruling ClarifiedThe court clarified the scope of litigation privilege for the prosecution and the approach to cross-examination.
2	Public Prosecutor v. Prem Hirubalan: Appeal Against Sentence for Penal Code and Securities Offences 07 Aug 2016 Public Prosecutor (Appellant)Won	07 Aug 2016	Public Prosecutor (Appellant): Appeal AllowedThe Prosecution's appeal was allowed, and the sentences imposed by the District Judge were altered.
3	Public Prosecutor v Rosli bin Yassin: Appeal Against Inadequate Preventive Detention Sentence 07 Mar 2013 Public Prosecutor (Appellant)Won	07 Mar 2013	Public Prosecutor (Appellant): Appeal AllowedThe Public Prosecutor's appeal was allowed, and the respondent's sentence was increased.
4	Yong Vui Kong v Public Prosecutor: Selective Prosecution & Constitutional Right to Equal Protection 03 Apr 2012 Public Prosecutor (Respondent)Won	03 Apr 2012	Public Prosecutor (Respondent): Motion dismissedThe Public Prosecutor successfully defended against Yong Vui Kong's motion.
5	Ramalingam Ravinthran v Attorney-General: Constitutional Challenge to Drug Trafficking Conviction 09 Jan 2012 Attorney-General (Respondent)Won	09 Jan 2012	Attorney-General (Respondent): Motion DismissedThe Attorney-General successfully defended against the motion to re-open the judgment.
6	PP v Ng Teck Lee: CDSA Confiscation Order & Third-Party Interests in Misappropriated Funds 14 Sep 2011 Public Prosecutor (Applicant)Won	14 Sep 2011	Public Prosecutor (Applicant): Confiscation order grantedConfiscation order granted against Ng Teck Lee for US$51,196,938.52. The currency is assumed to be SGD, the currency of the jurisdiction.
7	Ramalingam Ravinthran v Attorney-General: Judicial Review of Drug Trafficking Conviction Based on Alleged Discriminatory Prosecution 30 May 2011 Attorney-General (Defendant)Won	30 May 2011	Attorney-General (Defendant): Application dismissedThe plaintiff's application for a mandatory order against the Attorney-General was dismissed. No order was made with respect to costs. Assumed SGD as the judgment originates from Singapore.