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Khoon Tee Tan

Managing Partner and Senior PartnerJakarta

Leads the Indonesia office and brings transformational change expertise to a range of clients across Asia by helping them design and implement programs to improve performance, build capabilities, and grow new businesses

Khoon Tee leads our Indonesia office and is a leader in McKinsey’s Operations Practice in Southeast Asia. He also led McKinsey’s implementation work in Asia.

Over the past decade he has served several leading energy companies throughout Asia, Europe, and the United States on topics of strategy, organization, and operations transformation. He has also worked with major financial institutions and infrastructure companies on corporate transformations and restructuring.

He was recently involved in developing the long-term strategic master plan for a major Asian oil-refining company, which included defining the crude-oil supply chain strategy and refining projects roadmap. He has also developed international growth strategies for refining and petrochemical companies across the value chain, from manufacturing to logistics and marketing.

Khoon Tee helped design and implement a two-year operations-transformation program across five major refineries of an oil and gas company. He also helped roll out an operations-transformation program across several integrated petrochemicals complexes with more than 20 petrochemicals plants, which delivered an annual financial impact of more than $1 billion.

He has also supported financial institutions in digitizing business processes and transforming branch operations to improve customer experience and deliver productivity savings, as well as launching new businesses.

Prior to joining McKinsey, Khoon Tee was a Shell Malaysia scholar.

Published work

Indonesia’s green powerhouse promise in ten bold moves,” McKinsey & Company, April 2024

Harnessing volatility: Technology transformation in oil and gas,” McKinsey & Company, September 2022

Ten ideas to reimagine Indonesia’s economy after COVID-19,” McKinsey & Company, May 2021

Ten ways to boost Indonesia’s energy sector in a postpandemic world,” McKinsey & Company, December 2020

With effort, Indonesia can emerge from the COVID-19 crisis stronger,” McKinsey & Company, September 2020


University of Cambridge
MEng (with distinction)

University of Cambridge
MA, mechanical engineering