Catherine specialises in corporate and financing transactions, with a particular focus in the infrastructure, energy and renewables sectors.

Catherine advises on all aspects of corporate law, governance and overseas investment in New Zealand. 

She has a wide range of domestic and international experience (in both corporate and banking), including acting on complex M&A transactions as well as greenfield infrastructure projects. 

She has acted for a variety of clients, including private equity, insurance funds, pension funds, superannuation funds, corporates, government entities, investment banks and institutional debt providers.

Catherine spent six years working at “magic circle” firm Allen & Overy LLP in London before joining Simpson Grierson. She also worked at another leading law firm in New Zealand earlier in her career and has spent time seconded to The Treasury New Zealand. 

 Catherine is a sub-committee member of Women in Finance INFINZ.

NZ Lawyer 2024

Rising Star

Work Highlights

2degrees/Macquarie Asset Management/Aware Super

$1.1 billion sale by 2degrees of its passive infrastructure network to Connexa.

Macquarie Infrastructure and Real Assets and Goldman Sachs 

€1.3 billion acquisition of HES Terminals in Rotterdam.


€656 million acquisition of Finland district heating and energy utility business, Nevel.

IFM Investors

Acquisition of the M6 Toll road in the United Kingdom.

Various funders to a consortium (APG, QIC and Swiss Life)

Acquisition of a stake in Brussels Airport.

Various funders to a consortium (Alinda Capital Partners and Hermes Investment Management)

Public-to-private acquisition of the UK metering and energy business, Energy Assets Group.

First State Investments (now Igneo Infrastructure Partners)

Acquisition of the French district heating business, Coriance Group.

AMP Capital 

Sale of the Spanish towers business, Axion.

AMP Capital

Acquisition of Leeds Bradford Airport in the United Kingdom.

Waka Kotahi

Procurement of the Transmission Gully Motorway.

Ministry of Education

The Hobsonville Schools PPP project.

Department of Corrections 

The Auckland South Corrections Facility at Wiri PPP project.

Areas of Expertise

Insights & News