Meet our leadership team

Our leadership team combine extensive experience gained from across the technology and financial services industries, at companies such as IBM, FTSE Group, Apama and Thomson Reuters.

guy warren

Guy Warren


Guy joined ITRS in July 2014 as CEO and brings more than 25 years’ experience in financial services and technology businesses.

Guy had previously been a customer of ITRS, using Geneos to improve the availability of the real-time systems when he was COO of FTSE Group. He has also managed a financial services product business as the EVP & General Manager of Misys Banking, a leader in the core banking solutions market. Guy has a strong background in large blue chip organisations and more recently working with private equity backed companies. Earlier in his career, he was the CEO of Logica UK, a large professional services company.

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Daniel Storms CCO ITRS

Daniel Storms


Daniel joined ITRS as Chief Customer Officer in August 2021, bringing more than 25 years’ management and leadership experience in software companies serving major financial institutes.

Daniel has worked for global companies including Temenos, Fiserv, CSC and MasterCard, where he held senior management positions across the globe in their Services business. He has a strong background in Customer Success, acquisition integration and building large scale, world class professional services organisations.


iveta cabajova

Iveta Cabajova


Iveta joins ITRS Group with a wealth of experience in strategic outlook, business development and financial operations for private equity backed technology companies. 
Most recently, roles included Director of Corporate Finance at Unit 4 and Group Financial Director at Agilysis. Her in-depth understanding of organically growing both these companies following acquisitions will be crucial for creating and maintaining value throughout ITRS Group’s growth. In addition, Iveta will be ensuring the growing product suite supports the needs of always-on enterprise clients across the globe.

linkedin iveta cabajova

steve christinson

Steve Christinson


Steve is an experienced Chief Technology Officer with a demonstrated history of leading innovative, high performance, technology teams in the Financial Services industry.

Steve believes in putting architectural simplicity at the core of the business IT estate; that is, the ability to innovate at pace while maintaining stability. He is motivated by utilising the entire production tools landscape to build resilient and responsive systems of a high quality.

Steve is highly proficient and active in programming, a strength which he applies to his hands-on approach to work. Day-to-day at ITRS Group, Steve is in charge of engineering management, C-level presentation/communication, technology strategy, technological aspects of M&A, and technology risk management.

Prior to joining ITRS Group, Steve worked with the likes of Itiviti, CameronTec and OrcSoftware. He has extensive experience working with both mature and new products to support the evolution of the IT estate.





Montagu Private Equity is one of Europe’s leading private equity firms and has been investing in businesses for over fifty years. Montagu’s investment strategy is focused on partnership with management in buyouts of high-quality companies operating in stable and growing sectors, providing products and services that their customers would badly miss. It develops a shared strategic vision with management and then provides the necessary financial, strategic and operational resources to help realise that vision and support growth.