Simon Horner

Simon Horner

Partner since 1993.

Mayne Wetherell from 2004.

Areas of expertise.

– Securities Offerings
– NZX Listings
– Mergers & Acquisitions
– Takeovers
– Corporate Advisory


LLB, University of Exeter, England


ddi: +64 9 921 6011
mob: +64 29 477 1694


Simon has extensive experience in mergers and acquisitions, and with New Zealand’s capital markets, advising on public offerings of securities, both listed and unlisted.

A member of the Takeovers Panel since 2011, Simon acts for a wide range of market participants, including issuers, arrangers, lead managers, underwriters and fund managers.

He has successfully defended a number of clients against aggressive regulatory intervention by the FMA, the NZX and the Takeovers Panel.

Simon is one of New Zealand’s leading securities law and corporate lawyers.  He has been recognised as a leading lawyer in corporate and M&A by Asialaw and as lawyer of the year for capital markets by the Best Lawyers in New Zealand. 

Recent Experience.

  • Public offerings of listed bonds for Auckland Airport, Transpower, Auckland Council and Heartland Bank.
  • New Zealand securities law aspects of various Australian offerings into New Zealand.
  • Stewart Family interests on various public markets transactions.
  • Regulatory advice for various banks and other financial service providers.