Mark Tasker

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Mark Tasker

Partner Corporate

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About Mark

Expertise Down arrow

Mark has more than 30 years’ experience advising clients on corporate transactional work in a variety of sectors, including technology and the services sectors.

His focus is advising on both cross-border and domestic private company transactions, including mergers and acquisitions (M&A), venture capital and private equity deals. He also works extensively on corporate fundraising, including equity capital markets work, in particular on AIM. Mark’s experience includes handling joint ventures, shareholder agreements, group reorganisations and issues relating to shareholder disputes and share rights held by senior executives.

Mark is valued by clients for being commercial and pragmatic, avoiding the usual “shades of grey” advice and making firm recommendations.

Experience Down arrow

  • Advising Nomios, a European cybersecurity services provider, on its private equity-backed acquisition of Dionach, a UK cyber security consultancy.
  • Advising the Marvesting Group (headquartered in France) on its acquisition of Stellar Global Holdings Ltd.
  • Advising the shareholders of The Scale Factory, an Amazon Web Services (AWS) advanced consulting partner, on its sale to the Ten10 Group.
  • Advising the shareholders of Altitec Trading Limited and, separately, the shareholders of Obelisk Energy Limited (and their related group of international companies) on the sale of both groups to Danish-based energy group Swire Renewable Energy A/S.
  • Advising Allenby Capital and OAK Securities on Pathfinder Minerals PLC’s reverse takeover of Rome Resources Ltd and £4m placing.
  • Advising the shareholders of Just After Midnight Limited on the multi-million-pound sale of its entire issued share capital to private equity-backed Ultima Business Solutions. Mark and his team were instructed on this mandate 11 days prior to completion. The transaction demonstrates his and his team’s capabilities of working on complex, time-critical international M&A transactions and further highlights his expertise in the technology sector.

Testimonials

  • Mark Tasker’s counsel throughout a complex cross-border reverse takeover involving two entities respectively listed on the London Stock Exchange and the Toronto Stock Exchange was invaluable.

    Legal 500 2026

  • Mark Tasker is extremely sharp, especially on complex subjects. He is rigorous, an expert and exceptional strategist, and an outstanding negotiator.

    Legal 500 2026

  • Mark's deep experience shows and genuinely makes a difference at the sharp end of a deal. He commands a meeting and gets things done.

    Chambers UK, 2025

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