Contact Tim Sewart

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Tim has been a technology lawyer since 2001. He specialises in complex and high value technology transactions and disputes. He has considerable expertise in preparing standard contracts for technology businesses as well as transaction support (whether for suppliers or buyers of major technology projects).

He became a partner of the international law firm, DAC Beachcroft LLP in 2009.  He headed the national Commercial Department from 2011 – 2017, and was the international Technology Sector Head for the same period.  He was elected onto the Management Board in 2015.  Tim joined Memery Crystal in 2017.

Tim has also spent over seven years as the Chief Executive Officer of a Health-Tech business.  As a result, Tim has a deep understanding of commercial matters, including pricing, finance (including revenue recognition), sales, and general management.

In 2013 Tim co-founded Cerno (, a technology disputes consultancy.

Tim speaks regularly on commercial and intellectual property law and has run training programmes for commercial lawyers covering a wide range of topics.

“He receives praise from clients for his “ability to listen and come up with solutions,” and for being “technically and commercially brilliant,” with one admiring source noting that “he’s one of the best I’ve ever come across in terms of IT.” Chambers and Partners UK

"The firm provides the very best advice."

Legal 500, 2020

In detail

Career history

2020 – Present: Consultant, Memery Crystal

2017 – 2020: Partner, Memery Crystal

2013 – Present: Director, Cerno Professional Services

2011 – Present: Chief Executive Officer, Clarity Informatics

2009 – 2017: Partner, DAC Beachcroft

2003 – 2009: Associate Solicitor, DAC Beachcroft

2001: LPC, College of Law Chester

1997 – 2000: LLB Law, University of Newcastle upon Tyne