Baker Tilly recently acquired Alirrium, a RPA advisory and implementation services provider. Credit: Postmodern Studio/Shutterstock.

Baker Tilly International has appointed Nick Bull, who is serving as an audit partner at Pitcher Partners, the network’s member firm in Australia, as its global head of audit.  

Based in Melbourne, he will coordinate with regional and service line audit teams to execute the global audit strategy while leading efforts in audit-related business development, knowledge sharing, and learning initiatives. 

Bull will report directly to Francesca Lagerberg, CEO of Baker Tilly International, as he assumes his role with immediate effect.  

Bull said: “I am looking forward to working with colleagues around the world to drive our global audit strategy, further enhance the competitiveness of our firms, and leverage the already strong connections within our network.  

“Wherever they are based, clients need to be confident they are receiving relevant and commercial assurance and business insights, empowering them to make better business decisions for their stakeholders and their communities. Our network offers the opportunity to access solutions that are uniquely designed and delivered for each client, powered by the experience and expertise of a top ten global network.” 

Bull joined Pitcher Partners in 2001 and became a partner in 2010.  

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Since 2016, he has been the partner in charge of business advisory and assurance, a position he will retain alongside his new responsibilities. 

Bull holds a Bachelor of Commerce degree from the University of Melbourne and is a member of the Institute of Chartered Accountants Australia and New Zealand.  

He completed the Baker Tilly Leaders in Collaboration programme with the Chicago Booth School in 2016-17 and undertook two secondments in 2006 and 2008 with Baker Tilly network firms. 

In October 2024, Baker Tilly acquired Alirrium, a provider of Robotic Process Automation (RPA) advisory and implementation services.  

This acquisition aims to enhance Baker Tilly’s expertise in RPA, AI, and machine learning, supporting businesses in modernising their operations and strengthening their competitive edge.