Clients are impressed with his "very pragmatic, sound business advice," as well as his provision of "creative input to shape business deals, rather than merely executing our instructions."
Chambers UK 2013
Mark Prinsley concentrates on non contentious intellectual property including, in particular, IT project and outsourcing work.
Mark is head of the Intellectual Property & IT group in London as well as the outsourcing practice. His team wins plaudits for its "clarity, organisation and brief writing" notes Legal 500 2011.
He is regularly named as a leading individual in the areas of business process outsourcing, information technology and intellectual property by Chambers’ UK and Global guides. His practice involves acting for customers at all stages of outsourcing transactions. Recent outsourcing projects have included acting for a commodity exchange in the outsourcing of its IT functions; a telecommunications company in IT outsourcing; a global bank in the outsourcing of its human resources functions; a global chemicals company in outsourcing its Finance and Accounting functions; a global automotive company in the outsourcing of human resources functions; and a consumer goods company in Finance and Accounting outsourcing. Mark also works on the technology aspects of corporate transactions and advises online gambling businesses including, in particular, in relation to international activities of UK operators.
Mark has been praised for his skills, with one interviewee enthusing: "I'm delighted to be sitting across the table from him because I respect his judgment and I know the transaction will run smoothly". He "doesn't mess around' and remains especially rated for his outsourcing expertise" (Chambers UK
2007). More recently, he has been rated by clients for his "applied, intensely practical legal advice" (Chambers & Partners UK Directory 2009
) and is a "first-class" provider of "high quality work" remarks Legal 500, 2009.
Mark is held up as "the calm voice of reason in heated negotiations."
One client described Prinsley as "a calm, measured adviser who is fair and practical" Chambers UK 2010.
"First-rate" Mark is a "paragon of calm" and "very client focused" notes Legal 500, 2010.
Noted as a key individual by Chambers UK 2011
Mark is rated for his intelligent, commercial viewpoint. According to sources, he "turns documents around quickly and meets tough deadlines with ease".Please note that Mayer Brown International LLP has become aware that the name of Mark Prinsley is being used in connection with certain fraudulent scam emails. These fraudulent emails have nothing to do with Mayer Brown International LLP or any other Mayer Brown Practice, or with Mark Prinsley. The matter has been reported to the police.