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One AI-powered platform across front, middle and back-office
Automate AI embedded into processes to enhance speed, accuracy and real-time understanding so teams can act with confidence. 
Operate Our globally capable SaaS platform powers entity management, compliance oversight, reporting and workflow automation. 
Regulate Centralised, automated filings across jurisdictions that remove manual steps and ensure every obligation is met on time. See the results we’re driving for our clients
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Immediate time saving with straight through processing
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Revenue uplift with billing automation
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FTE cost savings with automation and workflow
Trusted Worldwide
Trust, Corporate and Fund Services
Operate with greater clarity across jurisdictions with Quantios Core
Book a demo Global Corporates
Make global entity management effortless with Klea
Book a demoA Leading Global TCSP Goes Live on Quantios Core
Read how Equiom successfully went live on Quantios Core as part of its continued investment in operational excellence
Our People
We bring together deep technical expertise and a collaborative spirit that drives exceptional service.
With teams across the UK and Channel Islands, EMEA and APAC, we blend local understanding with global capability to solve client challenges.
Our Leadership
Our leadership brings proven expertise across trust services, fintech and enterprise technology, united by a commitment to innovation and customer-first thinking.
Guy Harrison Chief Executive Officer
As CEO of Quantios, Guy brings extensive experience in Regulatory Compliance, AML and KYC in highly regulated industries and fast-growth technology. Before joining Quantios in 2024, he led SmartSearch, a leading AML and Compliance software provider. He also served as General Manager at Dow Jones Risk & Compliance in London and was the Global Head of Strategy & Change Management at Goldman Sachs.
Ben Donnelly Chief Financial Officer
Ben is a Chartered Accountant who is focused on value creation through growing SaaS businesses, optimising operations and M&A. Ben joins us from A2Mac1, a private equity backed data business based in Paris, where he was Interim CFO. Prior to that, Ben was part of the finance leadership team at Micro Focus plc, a listed enterprise software business where he held multiple roles across finance, M&A and investor relations. Ben started his career as an auditor within Deloitte, before working within their transaction services team supporting a range of businesses in both private and public M&A activities.
Grant Jones Chief Revenue Officer
Grant has held leadership roles in financial technology companies for the past 14 years and specialises in uniting teams around strategic go to market. Grant joins Quantios following 10 years in the Vista Equity Partners portfolio, where he was responsible for global go to market and the partners ecosystem for Finastra. Most recently, Grant was part of bringing together two market leaders in the alternative investment space to create Allvue Systems. Grant’s role with Quantios includes ensuring customer-centricity is at the heart of everything we do.
Adrian Akers Chief Product Officer
Adrian Akers is Chief Product Officer for Quantios. He has worked in the Trust and Corporate Services sector for over 20 years starting his career as a software engineer having gained a first class bachelor of science honours in Computing and Informatics. Adrian and his product team are responsible for the delivery of a best in class product portfolio, serving enterprise and mid-market customers, whilst ensuring that quality, innovation and the customer voice are at the heart of the products we build for this sector.
Joe Sefton Jenkins Chief Technology Officer
Joe has been leading the development and technology organisation at Quantios since July 2017 and has overall responsibility for technology and product development across the firm’s portfolio. His role also encompasses IT & cyber security, DevOps & cloud operations and the Quantios Academy. He is also responsible for the heritage products that are under long-term applications management. Prior to joining Quantios, Joe was the Global Director of Product Development at Fiserv working across a range of different disciplines including fraud detection, KYC, AML and account control, serving some of the world’s largest financial institutions. Joe holds a degree in Geophysics from Leeds University and post-graduate research in seismology at the University of Bristol.
Marie Palmer Chief Customer Officer
Marie brings over 20 years leadership experience across Customer Success, Professional Services and Support to Quantios, with a proven track record of value delivery and SaaS transformation. Throughout her career, Marie has focused on embedding a culture of 'customer first' thinking and ensuring teams are developed to succeed. Most recently, Marie held the position of Chief Customer Officer at 1E, where she led the global customer organisation through a major SaaS transition and scaled internal teams and operations. Prior to this, Marie led the EMEA & APJ Customer Success team at CarbonBlack, expanding the team from its UK base out to new territories.
Mel Mariner Global Head of HR
Mel is the Global Head of HR at Quantios. She joined the business in 2018 and has over 15 years of experience in HR within the software industry. Mel is committed to continually developing the organisation culture and the impact the HR function can have to support the business achieve its strategic goals by means of their most valuable asset – their people. Mel has a degree in Business Studies from Bournemouth University and started her career as a recruitment consultant for Reed before moving into HR and later becoming the HR Manager at ICSA software, a global vendor of compliance solutions.
