Building the Future of
Legal Excellence
Building
the Future of
Legal Excellence
Meet our talented and diverse team at Tam Cheng Yau & Co. Together, we deliver exceptional legal services, combining expertise and innovation to support our clients' success.
Meet our talented and diverse team at Tam Cheng Yau & Co. Together, we deliver exceptional legal services, combining expertise and innovation to support our clients' success.
Meet our talented and diverse team at Tam Cheng Yau & Co. Together, we deliver exceptional legal services, combining expertise and innovation to support our clients' success.
Litigation Partner
CHAN KUM SUM, ROGER
LL.B (Hons), University of Hertfordshire | Certificate in Legal Practice
Admitted in 2019
Roger specializes in contentious matters including shareholder disputes, minority oppression suits, contractual disputes, and securities law issues. His expertise spans civil, commercial, technology, property, and family law. Roger also handles general litigation and tort matters, such as land disputes, probate proceedings, insolvency, debt recovery, and high-value motor insurance litigation. Additionally, he advises on corporate governance, compliance, loan financing, conveyancing, and insurance arbitration.

Corporate Partner
JOAANA KENG LI XIN
LL.B (Hons), University of London | Certificate in Legal Practice
Admitted in 2016
Joanna excels in mergers and acquisitions, joint ventures, IPOs, and corporate transactions. She has guided IPO candidates and public companies through capital raisings on the Hong Kong Stock Exchange and Bursa Malaysia, particularly in retail, consumer products, and franchises. Joanna has also advised on cross-border mergers and takeovers, including high-profile deals like the acquisition of a local beauty products manufacturer by Chinese investors and YBG Yap Consolidated's takeover of Grand-Flo Berhad. Recognized by the Legal 500 Asia Pacific as a "Recommended Lawyer" in capital markets for 2023 and 2024, Joanna brings unparalleled expertise to our team.

Managing Partner
CHIA PENG LUN, RYAN
LLB (Hons), University of London | Certificate in Legal Practice MBA (Coventry) UK
Admitted in 2016
Ryan has extensive experience in both business and legal sectors, covering a wide range of banking and finance matters, including syndicated and bilateral financing transactions. His corporate law practice includes advising on asset disposals, business sales, joint ventures, mergers and acquisitions, corporate finance, and restructuring. He has also advised foreign direct investors on commencing and conducting business operations in Malaysia. Ryan sits on the board of directors of a company listed on Bursa Malaysia Securities Berhad, is a frequent guest speaker at various events, and has been a member of the KL Bar's Corporate and Conveyancing Practice Committee for several years.

Managing Partner
LIEW JIA JIA, RAB
LLB (Hons), University of Aberystwyth | Certificate of Legal Practice
Admitted in 2013
Rab specializes in non-contentious matters, including real estate/banking & finance and corporate commercial issues. She frequently advises developer clients on residential, commercial, and integrated developments, particularly in relation to the Housing Developer Act, Strata Management Act, and Strata Title Act. Her expertise extends to banking and finance, real estate sub-sales, corporate commercial transactions, and SME financing. Additionally, she handles third-party motor vehicle insurance claims, assisting policyholders, adjusters, intermediaries, and other market operators with insurance compensation, liability, reinsurance structures, and recourse claims.

Founder (Consultant)
TAM CHENG YAU
B.COM.ACA (N.Z) C.A (M)
LLB (Canterbury) Barrister & Solicitor (N.Z.)
Mr. Tam Cheng Yau is a highly experienced lawyer specializing in both contentious and non-contentious legal matters. His practice focuses on providing comprehensive, solution-oriented legal advice across a range of industries, with expertise in corporate commercial law, real estate, and business advisory services. Known for guiding clients through complex commercial transactions and regulatory compliance, Mr. Tam is committed to offering practical, industry-specific solutions. He has built a reputation for representing a diverse clientele in high-stakes legal matters, including contract disputes and cross-border transactions, always prioritizing long-term partnerships and innovative legal strategies.

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Litigation Partner

CHAN KUM SUM, ROGER
LL.B (Hons), University of Hertfordshire | Certificate in Legal Practice
Admitted in 2019
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Corporate Partner

JOAANA KENG LI XIN
LL.B (Hons), University of London | Certificate in Legal Practice
Admitted in 2016
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Managing Partner

CHIA PENG LUN, RYAN
LLB (Hons), University of London | Certificate in Legal Practice MBA (Coventry) UK
Admitted in 2016
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Managing Partner

LIEW JIA JIA, RAB
LLB (Hons), University of Aberystwyth | Certificate of Legal Practice
Admitted in 2013
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Founder (Consultant)

TAM CHENG YAU
B.COM.ACA (N.Z) C.A (M)
LLB (Canterbury) Barrister & Solicitor (N.Z.)
Litigation Partner
CHAN KUM SUM, ROGER
LL.B (Hons), University of Hertfordshire | Certificate in Legal Practice
Admitted in 2019
Roger specializes in contentious matters including shareholder disputes, minority oppression suits, contractual disputes, and securities law issues. His expertise spans civil, commercial, technology, property, and family law. Roger also handles general litigation and tort matters, such as land disputes, probate proceedings, insolvency, debt recovery, and high-value motor insurance litigation. Additionally, he advises on corporate governance, compliance, loan financing, conveyancing, and insurance arbitration.

Corporate Partner
JOAANA KENG LI XIN
LL.B (Hons), University of London | Certificate in Legal Practice
Admitted in 2016
Joanna excels in mergers and acquisitions, joint ventures, IPOs, and corporate transactions. She has guided IPO candidates and public companies through capital raisings on the Hong Kong Stock Exchange and Bursa Malaysia, particularly in retail, consumer products, and franchises. Joanna has also advised on cross-border mergers and takeovers, including high-profile deals like the acquisition of a local beauty products manufacturer by Chinese investors and YBG Yap Consolidated's takeover of Grand-Flo Berhad. Recognized by the Legal 500 Asia Pacific as a "Recommended Lawyer" in capital markets for 2023 and 2024, Joanna brings unparalleled expertise to our team.

Managing Partner
CHIA PENG LUN, RYAN
LLB (Hons), University of London | Certificate in Legal Practice MBA (Coventry) UK
Admitted in 2016
Ryan has extensive experience in both business and legal sectors, covering a wide range of banking and finance matters, including syndicated and bilateral financing transactions. His corporate law practice includes advising on asset disposals, business sales, joint ventures, mergers and acquisitions, corporate finance, and restructuring. He has also advised foreign direct investors on commencing and conducting business operations in Malaysia. Ryan sits on the board of directors of a company listed on Bursa Malaysia Securities Berhad, is a frequent guest speaker at various events, and has been a member of the KL Bar's Corporate and Conveyancing Practice Committee for several years.

Managing Partner
LIEW JIA JIA, RAB
LLB (Hons), University of Aberystwyth | Certificate of Legal Practice
Admitted in 2013
Rab specializes in non-contentious matters, including real estate/banking & finance and corporate commercial issues. She frequently advises developer clients on residential, commercial, and integrated developments, particularly in relation to the Housing Developer Act, Strata Management Act, and Strata Title Act. Her expertise extends to banking and finance, real estate sub-sales, corporate commercial transactions, and SME financing. Additionally, she handles third-party motor vehicle insurance claims, assisting policyholders, adjusters, intermediaries, and other market operators with insurance compensation, liability, reinsurance structures, and recourse claims.

Founder (Consultant)
TAM CHENG YAU
B.COM.ACA (N.Z) C.A (M)
LLB (Canterbury) Barrister & Solicitor (N.Z.)
Mr. Tam Cheng Yau is a highly experienced lawyer specializing in both contentious and non-contentious legal matters. His practice focuses on providing comprehensive, solution-oriented legal advice across a range of industries, with expertise in corporate commercial law, real estate, and business advisory services. Known for guiding clients through complex commercial transactions and regulatory compliance, Mr. Tam is committed to offering practical, industry-specific solutions. He has built a reputation for representing a diverse clientele in high-stakes legal matters, including contract disputes and cross-border transactions, always prioritizing long-term partnerships and innovative legal strategies.

Litigation Partner
CHAN KUM SUM, ROGER
LL.B (Hons), University of Hertfordshire | Certificate in Legal Practice
Admitted in 2019
Roger specializes in contentious matters including shareholder disputes, minority oppression suits, contractual disputes, and securities law issues. His expertise spans civil, commercial, technology, property, and family law. Roger also handles general litigation and tort matters, such as land disputes, probate proceedings, insolvency, debt recovery, and high-value motor insurance litigation. Additionally, he advises on corporate governance, compliance, loan financing, conveyancing, and insurance arbitration.

Corporate Partner
JOAANA KENG LI XIN
LL.B (Hons), University of London | Certificate in Legal Practice
Admitted in 2016
Joaana excels in mergers and acquisitions, joint ventures, IPOs, and corporate transactions. She has guided IPO candidates and public companies through capital raisings on the Hong Kong Stock Exchange and Bursa Malaysia, particularly in retail, consumer products, and franchises. Joaana has also advised on cross-border mergers and takeovers, including high-profile deals like the acquisition of a local beauty products manufacturer by Chinese investors and YBG Yap Consolidated's takeover of Grand-Flo Berhad. Recognized by the Legal 500 Asia Pacific as a "Recommended Lawyer" in capital markets for 2023 and 2024, Joaana brings unparalleled expertise to our team.

Managing Partner
CHIA PENG LUN, RYAN
LLB (Hons), University of London | Certificate in Legal Practice MBA (Coventry) UK
Admitted in 2016
Ryan has extensive experience in both business and legal sectors, covering a wide range of banking and finance matters, including syndicated and bilateral financing transactions. His corporate law practice includes advising on asset disposals, business sales, joint ventures, mergers and acquisitions, corporate finance, and restructuring. He has also advised foreign direct investors on commencing and conducting business operations in Malaysia. Ryan sits on the board of directors of a company listed on Bursa Malaysia Securities Berhad, is a frequent guest speaker at various events, and has been a member of the KL Bar's Corporate and Conveyancing Practice Committee for several years.

Managing Partner
LIEW JIA JIA, RAB
LLB (Hons), University of Aberystwyth | Certificate of Legal Practice
Admitted in 2013
Rab specializes in non-contentious matters, including real estate/banking & finance and corporate commercial issues. She frequently advises developer clients on residential, commercial, and integrated developments, particularly in relation to the Housing Developer Act, Strata Management Act, and Strata Title Act. Her expertise extends to banking and finance, real estate sub-sales, corporate commercial transactions, and SME financing. Additionally, she handles third-party motor vehicle insurance claims, assisting policyholders, adjusters, intermediaries, and other market operators with insurance compensation, liability, reinsurance structures, and recourse claims.

Founder (Consultant)
TAM CHENG YAU
B.COM.ACA (N.Z) C.A (M)
LLB (Canterbury) Barrister & Solicitor (N.Z.)
Mr. Tam Cheng Yau is a highly experienced lawyer specializing in both contentious and non-contentious legal matters. His practice focuses on providing comprehensive, solution-oriented legal advice across a range of industries, with expertise in corporate commercial law, real estate, and business advisory services. Known for guiding clients through complex commercial transactions and regulatory compliance, Mr. Tam is committed to offering practical, industry-specific solutions. He has built a reputation for representing a diverse clientele in high-stakes legal matters, including contract disputes and cross-border transactions, always prioritizing long-term partnerships and innovative legal strategies.

Our Core team
Our Core team
Our Core team



Albert Kok
Albert Kok
Strategic, Risk &
Compliance Manager



Perry Tai
Perry Tai
Office Manager &
Senior Legal Secretary



Joan Ng
Joan Ng
Head of Conveyancing Department
LLB (Hons) Northumbria
Year Admitted 2019
Legal Associates
Legal Associates
Legal Associates


Chin Choon Loong
Chin Choon Loong
Senior Legal Associate
LLB (Hons) Cardiff, Wales


Douglas Tay
Douglas Tay
Senior Legal Associate
LLB (Hons) Oxford Brookes


Moo Jia Mun, Carmen
Moo Jia Mun, Carmen
Senior Legal Associate
LLB (Hons) London


Ngui Yew Feng, Julene
Ngui Yew Feng, Julene
Senior Legal Associate
LLB (Hons) Aberystwyth, Wales
Lim Yi Chan
Lim Yi Chan
Legal Associate
LLB (Hons) Cardiff, Wales
Daniel Teh Yeung Wei
Daniel Teh Yeung Wei
Legal Associate
LLB (Hons) MMU
Teow Her Yang, Yuki
Legal Associate
LLB (Hons) MMU
Tan Shun Ting, Alisa
Legal Associate
LLB (Hons) London
Amy Goh Xiao Li
Amy Goh Xiao Li
Legal Associate
Legal Associate
LLB (Hons) Queen's University, Belfast
LLB (Hons) Queen's University, Belfast
Anis Natasha Binti Muhamad Ikbal
Legal Associate
DSLP UiTM, LLB (Hons) UiTM