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200+ employees


£100 million+


Trethowans at a glance:

  • Trethowans is a UK Top 150 law firm;
  • We have been in existence for nearly 150 years and have a team of over 200 people, including 30 partners;
  • We have offices in Southampton, Salisbury and Poole;
  • Commercial clients include household names such as Ladbrokes plc, Endsleigh Insurance Services, Jewson (part of the Saint Gobain Group), Pizza Hut and Rowanmoor Group plc, to name a few;
  • We have handled personal injury claims with a combined value of over £100 million;
  • The commercial property team have handled transactions with a value of over £400 million;
  • Our wealth structuring and inheritance tax lawyers provide expertise in the area of inheritance tax and capital gains tax planning and, as a niche specialism, cross border tax for individuals.
  • We are involved in a number of initiatives within our localities, including sponsoring the South Coast Business Awards, Salisbury Rugby Club,  Chalke Valley History Festival,  Cadnam Cricket Club, Trojans Rugby Club and Poole Park Mosaic as well as a number of local charities with fund raising and donations.


The Pavilion,
Botleigh Grange Business Park,
SO30 2AF

T: 023 8032 1000

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Recent News

Romsey Advertiser
Mind the gap: Southampton lawyer warns that Gender Equality Act will shine the light on pay differences between men ...
Romsey Advertiser
AS INTERNATIONAL Women's Day takes place tomorrow (March 8), law firm Trethowans is shining a light on the issue of gender equality in the workplace. Women in Hampshire will be able to see if their male counterparts are being paid more than them ...

Pimlico case could impact Hampshire businesses
As yet another high profile court case rules in favour of a self employed worker, Simon Rhodes, senior partner and head of employment at Trethowans explains how the result could have implications on businesses in Hampshire. Last week a plumber working ...

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