Derek On

Derek On is a legal practitioner in Singapore. With documented cases from 2015 to 2020. The lawyer has handled 5 cases in Singapore's courts. Associated with 2 law firms. The lawyer demonstrates particular expertise in fraud and deceit and enforcement of foreign arbitral awards. They have managed 2 complex cases, representing 40% of their total caseload.

Areas of Practice and Expertise

Derek On has demonstrated expertise across 67 primary practice areas, with significant experience in contract law and arbitration.

Practice Area	Case Volume	Distribution	Expertise Level	Description
Contract Law	4 cases	5% of total caseload	Experienced53% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 4 cases which represents 5% of their total caseload.
Arbitration	4 cases	5% of total caseload	General Practice49% relevance score	Derek On has demonstrated general practice experiencein this area, handling 4 cases which represents 5% of their total caseload.
Breach of Contract	2 cases	3% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 2 cases which represents 3% of their total caseload.
Fraud and Deceit	2 cases	3% of total caseload	Highly Specialized75% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 2 cases which represents 3% of their total caseload.
Commercial Disputes	2 cases	3% of total caseload	Experienced55% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 2 cases which represents 3% of their total caseload.
Enforcement of Foreign Arbitral Awards	1 cases	1% of total caseload	Highly Specialized80% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Property Law	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Securities Fraud	1 cases	1% of total caseload	Highly Specialized75% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Injunctions	1 cases	1% of total caseload	Highly Specialized90% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Minority Oppression	1 cases	1% of total caseload	Highly Specialized90% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Misrepresentation	1 cases	1% of total caseload	Experienced70% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Conspiracy by Unlawful Means	1 cases	1% of total caseload	Highly Specialized80% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Equity and limitation of actions	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Property Disputes	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Estoppel	1 cases	1% of total caseload	General Practice25% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Civil Procedure	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Valuation	1 cases	1% of total caseload	Experienced60% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Evidence	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Shareholders Agreement	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Company Law	1 cases	1% of total caseload	Experienced70% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Interpretation of contractual terms	1 cases	1% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Conflict of Laws	1 cases	1% of total caseload	Highly Specialized90% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Shareholders	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Shareholders Rights	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Contracts (Rights of Third Parties) Act	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
UNCITRAL Model Law	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Affidavits	1 cases	1% of total caseload	General Practice10% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Henderson v Henderson doctrine	1 cases	1% of total caseload	General Practice10% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Interpretation of Contract	1 cases	1% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Construction of Contracts	1 cases	1% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Breach of Contractual Warranties	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Repudiation of contract	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Interpretation of Contracts	1 cases	1% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Offer and Acceptance	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Singapore International Arbitration Centre	1 cases	1% of total caseload	Experienced60% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
International Arbitration Law	1 cases	1% of total caseload	Experienced60% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Inducing Breach of Contract	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Best Efforts Clause	1 cases	1% of total caseload	General Practice15% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Intention of Parties	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Law of Pleadings	1 cases	1% of total caseload	General Practice15% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Shareholders Disputes	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Contractual Remedies	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Existence of arbitration agreement	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Assignments	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Contracts of indemnity	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Sufficiency of consideration	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Indemnity	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Estoppel in defiance of statute	1 cases	1% of total caseload	General Practice15% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Bars to rescission	1 cases	1% of total caseload	General Practice15% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Restitutionary Damages	1 cases	1% of total caseload	General Practice15% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Inducement	1 cases	1% of total caseload	General Practice15% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Variation of Contract	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Arbitrability	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Construction of undertaking	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Validity of arbitral award	1 cases	1% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Separability Doctrine	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
International Commercial Transactions	1 cases	1% of total caseload	General Practice40% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Implied contracts	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Oral undertaking	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Deeds of Variation	1 cases	1% of total caseload	General Practice20% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Market Manipulation	1 cases	1% of total caseload	Highly Specialized90% relevance score	Derek On has demonstrated deep specialization and significant involvement in complex mattersin this area, handling 1 cases which represents 1% of their total caseload.
Forward Freight Agreements (FFAs)	1 cases	1% of total caseload	Experienced70% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Derivatives Trading	1 cases	1% of total caseload	Experienced65% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Banking and Finance	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Commercial Law	1 cases	1% of total caseload	Experienced50% relevance score	Derek On has demonstrated substantial experience and regular engagementin this area, handling 1 cases which represents 1% of their total caseload.
Corporate Law	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.
Corporate Litigation	1 cases	1% of total caseload	General Practice30% relevance score	Derek On has demonstrated general practice experiencein this area, handling 1 cases which represents 1% of their total caseload.

Law Firm Affiliations

Derek On has been affiliated with 2 law firms. The most active affiliation involves 4 cases.

Law Firm	Cases Handled	Workload Share	Recent Cases
Rajah & Tann Singapore LLP	4 cases	80% of cases	Raffles Education v. Prakash: Forum Non Conveniens, Conspiracy, Misrepresentation(Apr 2020) Liew Kit Fah v Koh Keng Chew: Share Valuation Dispute in Minority Shareholder Buyout(Nov 2019) AYK v AYM: Mareva Injunction Granted in Aid of Arbitration Enforcement(Dec 2015)
Rajah & Tann LLP	1 cases	20% of cases	TMT Asia v BHP Billiton: Market Manipulation, FFAs, and Securities & Futures Act(Jan 2015)

Case Complexity Analysis

Analysis of Derek On's case complexity based on the number of parties involved and case characteristics.

Complexity Overview

Average Parties per Case: 6.7
Complex Cases: 2 (40%); Cases with more than 3 parties

Complexity by Case Type

Type	Cases	Avg Parties	Distribution
Lost	33.7 parties avg	3.7	60%
Partial	28.0 parties avg	8.0	40%

Complexity Trends Over Time

Year	Cases	Average Parties
2015	32.7 parties avg	2.7
2019	19.0 parties avg	9.0
2020	15.0 parties avg	5.0

Case Outcome Analytics

Analysis of Derek On's case outcomes, including distribution by type, yearly trends, and monetary outcomes where applicable.

Outcome Distribution

Outcome Type	Cases	Percentage
Lost	3(60%)	60%
Partial	2(40%)	40%

Monetary Outcomes

Currency	Total Amount	Average	Cases
SGD	0.00	0.003 cases	3

Yearly Outcome Trends

Year	Total Cases	Outcome Distribution
2015	3 21	Lost: 2 cases (66.7%) Partial: 1 cases (33.3%)
2019	1 1	Partial: 1 cases (100.0%)
2020	1 1	Lost: 1 cases (100.0%)

Case History

Displaying all 5 cases

No.	Case	Decision Date	Party & Outcome
1	Raffles Education v. Prakash: Forum Non Conveniens, Conspiracy, Misrepresentation 26 Apr 2020 Shantanu Prakash (Defendant)Lost	26 Apr 2020	Shantanu Prakash (Defendant): Stay application dismissedDefendant's stay application dismissed with costs to the Plaintiff. Assumed SGD as the judgment originates from Singapore.
2	Liew Kit Fah v Koh Keng Chew: Share Valuation Dispute in Minority Shareholder Buyout 26 Nov 2019 Poh Teck Chuan (Appellant)Partial	26 Nov 2019	Poh Teck Chuan (Appellant): Appeal Allowed in PartThe independent valuer is to re-value the respondents’ shares in the Samwoh Group taking into account the discount for lack of control. The independent valuer is free to decide whether the discount for lack of marketability should apply in re-valuing the respondents’ shares in the Samwoh Group. In the event the independent valuer’s re-valuation of the respondents’ shares in the Samwoh Group returns a value less than that in its 3 August 2018 report, the respondents are to refund the appellants the difference between the sum that they were bought out with and the re-valued price of their shares in the Samwoh Group.
3	AYK v AYM: Mareva Injunction Granted in Aid of Arbitration Enforcement 28 Dec 2015 AYM (Defendant)Lost	28 Dec 2015	AYM (Defendant): Injunction granted against the defendantThe court issued a worldwide injunction order against the defendant.
4	AYH v AYI: Setting Aside Arbitration Award for Breach of Natural Justice and Exceeding Submission Scope 22 Nov 2015 AYH (Applicant, Respondent)Lost	22 Nov 2015	AYH (Applicant, Respondent): Application DismissedApplication to set aside the arbitration award was dismissed with costs. The judgment does not specify a currency, so SGD is assumed as the jurisdiction is Singapore.
5	TMT Asia v BHP Billiton: Market Manipulation, FFAs, and Securities & Futures Act 27 Jan 2015 BHP Billiton Marketing AG (Singapore Branch) (Defendant, Respondent)Partial	27 Jan 2015	BHP Billiton Marketing AG (Singapore Branch) (Defendant, Respondent): Appeal Dismissed in PartAppeal dismissed in part, striking out order upheld in respect of the claim in the alleged tort of market manipulation.