Global funds transaction network Calastone has appointed David Zwirn as Managing Director, Head of UK & Ireland Sales and Relationship Management. 

Zwim joins from global fintech business InvestCloud, where he was of Head of Sales. He will be responsible for defining and implementing the UK and Ireland business development strategy, as well as building and managing a growing sales team across the region. Zwim will also manage Calastone’s network of client relationships as the business migrates its infrastructure onto blockchain technology.


Zwim joins Calastone with 28 years of sales experience across the financial services industry, with specific expertise in fintech and data services businesses. He has held a number of senior leadership positions within several leading global financial services institutions, including Hargreaves Lansdown and Morningstar.


Julien Hammerson, Calastone’s CEO, says: “We are delighted to welcome David to Calastone’s senior management team. David brings a wealth of commercial leadership experience from across the financial and technology sectors and will play an important role as we introduce our new blockchain-enabled Distributed Market Infrastructure in May.


The DMI will fully digitalise fund trading by bringing the industry onto a shared, mutualised infrastructure, enabling far more efficient, low-cost distribution. David will play a key role in helping our clients leverage the benefits that this new infrastructure will bring.”


Zwirn, adds: “I am very excited to be joining Calastone just as the business launches its Distributed Market Infrastructure. I have been following the business for many years and the scale of innovation they are bringing to the funds industry is something I am thrilled to be part of. The company’s new technology offers significant opportunities both for its global customer base and for the funds industry as a whole. I very much look forward to working with the team and its growing client base as we enter this exciting new phase.”