People
Macky O’Sullivan is a Partner in our Corporate, Finance and Investments practice. He advises clients on a broad range of investment funds, technology and venture capital matters. Macky is co-head of the firm’s Africa practice and has extensive experience advising clients on transactions in Africa.
Macky has been recognized as a leading lawyer by Chambers and Partners, Legal 500, Euromoney Expert Guides and Who's Who Legal. Macky was recently recognized by Law360 as a Rising Star in Fintech in their annual list of top legal talent under the age of 40. He was the recipient of the Rising Star - Lawyer of the Year Award at the IFLR Middle East Awards 2020 and was named “Rising Star - Private Practice” by Legal Week at the Middle East Legal Awards 2020. He was also the recipient of the Rising Star in Professional Services Award at the Black British Business Awards 2019. Additionally, Macky has been recognized by Yahoo Finance and EMpower as a Future Leader on the annual Future Leaders list (2021).
Prior to joining King & Spalding, Macky worked in the corporate department of a magic circle law firm and spent a period on secondment with London Stock Exchange listed hedge fund Man Group plc. Macky also worked in the UK House of Lords for Rt. Hon Baroness Scotland of Asthal QC (Commonwealth Secretary-General and former UK Attorney General).
He holds a Master of Science (MSc.) in Intellectual Property Law from Oxford University and a Bachelor of Laws (LL.B.) from the London School of Economics.
LL.B., London School of Economics (LSE)
MSc., Oxford University, UK
December 4, 2025
Chambers Ranks King & Spalding in its 2026 FinTech Guide
September 1, 2025
King & Spalding Advises Sanabil Investments on SAR 270 million Series B Funding Round for Gathern
Investment Funds and Asset Management
Represented McKinley Capital Management LLC, on the launch of a US$ 8 billion fund investing in listed companies in the MEASA region, with the State Pension Fund of Alaska as the anchor investor.
Represented Mumtalakat on its US$ 2 billion co-investment program with the Russian Direct Investment Fund (RDIF).
Represented Islamic Corporation for the Development of the Private Sector (ICD) and Infrastructure Leasing & Financial Services Group on the establishment of a US$ 1 billion Shari’ah compliant Africa infrastructure financing fund.
See more
October 29, 2025
DFSA seeks views on changes to the cryptoassets regulatory regime
September 30, 2025
ADGM FSRA implements amendments to its Digital Asset Regulatory Framework
September 17, 2025
VC Sandbox: Episode 13: From Startup to Institution: Building Enduring Ventures in Saudi Arabia
December 4, 2025
Chambers Ranks King & Spalding in its 2026 FinTech Guide
September 1, 2025
King & Spalding Advises Sanabil Investments on SAR 270 million Series B Funding Round for Gathern
Investment Funds and Asset Management
Represented McKinley Capital Management LLC, on the launch of a US$ 8 billion fund investing in listed companies in the MEASA region, with the State Pension Fund of Alaska as the anchor investor.
Represented Mumtalakat on its US$ 2 billion co-investment program with the Russian Direct Investment Fund (RDIF).
Represented Islamic Corporation for the Development of the Private Sector (ICD) and Infrastructure Leasing & Financial Services Group on the establishment of a US$ 1 billion Shari’ah compliant Africa infrastructure financing fund.
See more
October 29, 2025
DFSA seeks views on changes to the cryptoassets regulatory regime
September 30, 2025
ADGM FSRA implements amendments to its Digital Asset Regulatory Framework
September 17, 2025
VC Sandbox: Episode 13: From Startup to Institution: Building Enduring Ventures in Saudi Arabia
December 4, 2025
Chambers Ranks King & Spalding in its 2026 FinTech Guide
September 1, 2025
King & Spalding Advises Sanabil Investments on SAR 270 million Series B Funding Round for Gathern
LL.B., London School of Economics (LSE)
MSc., Oxford University, UK