IBM Asia Pacific Leadership
Tan Siew San
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Country General Manager
Tan Siew San is the General Manager and Technology Leader at IBM Singapore, responsible for overseeing clients’ business needs with IBM’s transformative technologies, and empowering them to seize new opportunities with AI and hybrid cloud.
Siew San has over 20 years of experience and strong executive relationships within the key enterprises in Singapore. Her experience spans across industries from healthcare, enterprise technology, government, and the public sector.
Prior to joining IBM, Siew San was the Country Manager at VMware, managing the Singapore business and driving platform consolidation for customers to enable their digital transformation journeys. She also led Orange Business Services as its Head of Sales for the ASEAN region, and held leadership roles in HP and Microsoft.
Siew San is hugely passionate about supporting the growth of Singapore’s future leaders and supporting women in STEM. In her leisure time, she enjoys sports like hiking.