Up and Coming
Provided by Allister Tan
With over 16 years of legal experience, Allister has earned a reputation for successfully handling complex, high-stakes litigation and arbitration cases for a diverse clientele, including ultra-high net worth individuals, multinational corporations, state-owned entities, and financial institutions. His practice spans a range of industries, including banking and finance, insurance, infrastructure, energy and commodities, and technology.
In the insurance sector, Allister’s expertise is highly sought after by insurers, reinsurers, brokers, and policyholders alike. His technical expertise and strong commercial acumen make him a trusted advisor and counsel of choice for clients navigating complex insurance disputes in Singapore and the region. He excels at balancing legal strategy with practical business considerations to achieve optimal outcomes.
Allister’s expertise is recognised by leading legal publications. He is ranked in Chambers Asia-Pacific for Insurance (2025) and is commended by the industry and his peers for his “brilliant legal mind” and for being “an extremely persuasive advocate”. He is also described as “not only an excellent legal advisor but also a savvy negotiator with a good understanding of both commercial as well as insurance requirements”, and as “a technical expert in the sparse world of insurance disputes, and a trusted adviser who balances commercial needs with the legal position.”
Allister has also been recognised by Asian Legal Business as one of Singapore’s Rising Stars (2022 and 2024), and by Singapore Business Review as one of Singapore’s most influential lawyers under 40 (2023).
Allister graduated from the University of Nottingham and is admitted to the Singapore Bar, as well as the English and Malaysian Bars. Beyond his legal career, Allister serves as the Honourary Secretary for Dementia Singapore.
LL.B. (Hons), The University of Nottingham (2006); Barrister-at-Law, Lincolns Inn (2007); Admitted to the Malaysian Bar (2008); Admitted to the Singapore Bar (2015)
Assessor for Ministry of Law Panel of Assessors for COVID-19 Temporary Relief; Board Member of Dementia Singapore; Honourary Secretary, Management Committee Member, and Audit Sub-committee Member of the Alzheimer’s Disease Association; Member of the Chartered Institute of Arbitrators (MCIArb); Member of the Civil Practice Committee of the Law Society of Singapore; Member of the IT Committee of the Law Society of Singapore
See: https://sirajomarllc.com/people/allister-tan/
Provided by Chambers
Allister Tan is a co-founder of Siraj Omar LLC. He acts for policyholders in a variety of claims including trade credits, D&O and professional indemnity.
Provided by Chambers
He understands business and legal issues and has a good feel for what we are actually trying to solve.
Allister is a steady hand - he offers technical analysis underpinned by commercial reality and ultimately focusses his advice on solving a given problem.
He understands business and legal issues and has a good feel for what we are actually trying to solve.
Allister is a steady hand - he offers technical analysis underpinned by commercial reality and ultimately focusses his advice on solving a given problem.
