& Life Sciences

Key Partners

Tony Yeo

Managing Director, Intellectual Property / Director, Dispute Resolution / Head, Healthcare & Life Sciences
Read more

Benjamin Gaw

Director, Corporate and Mergers & Acquisitions / Head, Healthcare & Life Sciences (Corporate & Regulatory)
Read more

Maria Sagrado

Partner / Banking & Finance / Capital Markets / Healthcare & Life Sciences / Telecommunications, Media & Technology (TMT)
Read more

Yohanes Masengi

Partner / General Corporate / Private Wealth / Healthcare & Science / Transportation
Read more

Timothy Siaw

Partner, Intellectual Property / Head, Technology, Media & Telco / Partner, Healthcare and Life Sciences
Read more

Zaraihan Shaari

Partner / Intellectual Property Healthcare and Life Science
Read more


Singapore | Drew & Napier

Who’s Who Legal
Life Sciences - Patent Litigation 2021
Tony Yeo – Global Elite Thought Leader

Life Sciences 2020
Tony Yeo – Leading Lawyers for 10 consecutive years
Benjamin Gaw – Global Elite Thought Leader for 2 consecutive years and Leading Lawyers for 10 consecutive years

  • “Drew & Napier [is] recognised as [a] leader in [the] domestic market.”
  • Tony Yeo of Drew & Napier is a “seasoned litigator” who “stands out among the pack”. Clients commend him for being “highly engaged and hardworking” and for always “focusing on the best interest of clients”.
  • “Tony Yeo is recommended across our life sciences chapters for his wide-ranging expertise in the area.”
  • Benjamin Gaw of Drew & Napier is “precise, knowledgeable and extremely commercial” in his approach, and is “particularly good with biotechnology and high-tech issues associated with medical devices and medical systems.” Peers call him “efficient and always a delight to work with”.
  • “Clients “warmly endorse” Benjamin Gaw for his excellent work in the field of patent law. He is particularly well regarded for his deep knowledge life sciences and pharmaceutical regulation.”
  • “Benjamin Gaw is one of the region’s foremost lawyers in pharmaceutical and healthcare regulatory matters.”

Asia IP Experts Endorsed Individuals
IP Enforcement, Patents, and Litigation
Tony Yeo – Leading Individual for 3 consecutive years (2016-2018)

Pharma & Biotech
Tony Yeo – Leading Individual for 6 consecutive years (2013-2018)
Benjamin Gaw – Leading Individual for 5 consecutive years (2013-2017)

Chambers Asia-Pacific
Intellectual Property 2020 – Band 1 for 13 consecutive years

Tony Yeo – Band 1 for 3 consecutive years; Band 2 for 10 consecutive years (2009 to 2018)

  • “Large and established IP department in Singapore with in-depth experience in contentious IP matters across patents, designs, trade marks, copyrights, licensing, franchising and confidentiality agreements. Particularly adept at handling passing-off actions.”
  • “Deep bench of lawyers with cross-border expertise spanning China, Malaysia and the USA.”
  • Sources say the IP practice is a “powerhouse in Singapore with very talented lawyers, who think globally while acting locally.”
  • "The strength of the firm is the IP department, which is very efficient and whose turnaround time is fast."
  • The team is also praised for being “very attentive to client needs, technically strong and good at project management," and are "very good at ensuring a seamless service", adding that:
  • "They are really lovely to deal with; very hospitable and well organised. Everything you would expect from a top firm."
  • "A strong IP practice that provides sound and practical advice."
  • “The team is very responsive, knowledgeable and hard-working. Their grasp of details is impressive.”
  • “They are a very strong team, especially when it comes to contentious IP work.”
  • Sources say that “You can take comfort knowing that Tony is at the wheel when driving forward your litigation in unchartered legal landscapes".
  • Tony is "a seasoned patent litigator".
  • “He quickly understands complex IP issues and is able to convey them in a way that is easy to understand,” adding: “He understands the client's needs and delivers results that meet the company's strategy and goals. He is also very creative and thinks outside the box.”
  • He is extremely hands-on, clear in his thinking, has foresight and draws a lot of perspective from his past experience to evaluate the next steps."
  • "...with Tony we are well informed, and he always walks in with a sound plan which makes it easy to make an informed decision.”
  • "[Tony] leverages on his strong healthcare and life sciences sector expertise and regularly acts for major pharmaceutical clients in notable patent infringement disputes."
  • "A highly reputed litigator in the IP practice who is described as both "hugely enthusiastic" and "very commercial.""
  • “A very confident individual who always stays on top of the situation."

Malaysia | Shearn Delamore & Co.

Chambers Asia-Pacific
Intellectual Property 2010-2020 – Tier 1 for 11 consecutive years

  • One interviewee regards it as "the standout firm in Malaysia for IP."

Dispute Resolution 2010-2020 – Tier 1 for 11 consecutive years

  • One client praises its "great team," commending their "excellent research work, written submissions and the manner in which they prepare for, and argue in, hearings."

Corporate/M&A 2010-2020 – Tier 1 for 11 consecutive years

  • "Shearn Delamore & Co is our go-to firm when we need sound and practical legal advice that provides value-added, commercially sound and new perspectives to our deals."

Tax 2010-2020 – Tier 1 for 11 consecutive years

  • "They provided good advice on how we should strategise in terms of the tax settlement process with the local authority."

The Legal 500 Asia-Pacific
Intellectual Property 2010-2020 – Tier 1 for 11 consecutive years

  • “The firm has expertise encompassing all manner of intellectual property related legal work. With a number of senior IP practitioners, they have greater depth of knowledge and experience.”

Dispute Resolution 2010-2020 – Tier 1 for 11 consecutive years

  • “Shearn Delamore & Co. team provides sound legal advice, in-depth analysis of complex issues and effective & innovative solutions to various issues.”

Corporate/M&A 2010-2020 – Tier 1 for 11 consecutive years

  • The practice is commended for its “response times, industry knowledge, appropriate advice, strength-in-depth, and value for money”.

Tax 2010-2017, 2019 and 2020 – Tier 1; Tier 2 (2018)

  • “The team has the immense ability to understand a lot of new information within a very short period of time related to a business they were previously not familiar with.”

Asialaw Profiles
Intellectual Property 2016-2020 – Outstanding for 5 consecutive years; Highly Recommended for 3 consecutive years (2013-2015); Tier 1 for 3 consecutive years (2010-2012)

  • “A strong team with a good range of legal and technical staff at different levels of seniority. They are willing to take on hard cases and push for their clients.”

Dispute Resolution 2016-2020 – Outstanding for 5 consecutive years; Highly Recommended for 3 consecutive years (2013-2015); Tier 1 for 3 consecutive years (2010-2012)

  • “The firm eschews theory and banality, delivering sound practical advice that is aligned with our business needs.”

Corporate/M&A 2016-2020 – Outstanding for 5 consecutive years; Highly Recommended for 3 consecutive years (2013-2015); Tier 1 for 3 consecutive years (2010-2012)

  • “Very professional team - committed to the timeline and job scope.”

Tax 2017-2020 – Outstanding for 4 consecutive years; Highly Recommended for 4 consecutive years (2013-2016); Tier 1 for 3 consecutive years (2010-2012)

  • "The firm provides professional advisory service with excellent support. The firm is articulate and communicates well with Inland Revenue on behalf of the client.”

Indonesia | Makarim & Taira S.

Asialaw Profiles
Corporate/M&A 2014-2020 – Highly Recommended Firm for 7 consecutive years

Lia Alizia – Distinguished Practitioner (2019/2020)
Rahayu Ningsih Hoed – Elite Practitioner (2019/2020)

The Legal 500 Asia-Pacific
Corporate/M&A 2015-2020 – Tier 2 for 6 consecutive years

IFLR 1000
M&A 2014-2020 – Tier 2 for 7 consecutive years

Kurniawan Tanzil – Highly Regarded Lawyer in Banking, M&A for 4 consecutive years (2017-2020)