Justin Steer


Justin has a broad and international private M&A practice. He focuses on large and complex multi-jurisdictional transactions for private equity and major multinational groups.

This includes significant experience in complex joint ventures and carve out situations. He advises on both English and Dutch law.

Justin’s M&A work spans various sectors, including technology, transport/logistics (including related infrastructure), industrials (including chemicals) and food related commodities.


Representative matters

Prosus on the agreement to sell its global payment organisation (providing advance ecommerce payment solutions for global merchants in over 30 countries across Latin America, Central and Eastern Europe and Africa) to Rapyd.

Naspers on the disposal of the Allegro Group, then the number one eCommerce platform in Eastern Europe, to Cinven, Permira and Mid Europa.

Cargill on its acquisition of the majority of Croda’s performance technologies and industrial chemicals business (as well various other complex international deals for production based businesses, including the sale of its global flavours business in 21 countries to Kerry Group, the sale of its global cultures and enzymes business in 8 countries to DSM and the sale of its global juice and compounds business in 7 countries to WILD Flavors).

Advent on its acquisition of Caldic (a global provider of specialty ingredients and chemicals for the life sciences and industrial formulation markets) and the subsequent combination of Caldic and the Connell (owned by Wilbur-Ellis) life sciences and specialty chemicals solutions businesses.

He knows when to make his points.
Chambers Europe 2021



Admitted as attorney, Republic of South Africa, 1998

Admitted as solicitor, England and Wales, 2001

European registered lawyer, the Netherlands, 2004

Admitted as advocaat, Netherlands, 2019

Listed in the register of legal practice areas of the Dutch Bar Association for Company Law.


Commerce Degree, University of Cape Town, 1990

Law Degree, University of Cape Town, 1993

Master, International Business Law, London School of Economics and Political Science, 1995

Postgraduate course (Dutch Finance and Securities Law), Grotius Academie 2002

Postgraduate course (Dutch Corporate law), Grotius Academie 2004


Dutch, English
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A&O Shearman was formed on May 1, 2024 by the combination of Shearman & Sterling LLP and Allen & Overy LLP and their respective affiliates (the legacy firms). Any matters referred to above may include matters undertaken by one or more of the legacy firms rather than A&O Shearman.