How HF Limited’s Visionary Tech Leadership Is Building a Scalable Legal Powerhouse for M&A

HF Limited's Vision

HF Limited, a leading UK law firm with its sights set on ambitious expansion, is on a mission to provide the best possible service to its customers. For HF Limited, the IT team isn't just a supporting act - they are the architects of the company's future. 

Learn how their award-winning team, led by their forward-thinking CIO, moved beyond reactive problem-solving to strategically engineer the business for scale, turning Enterprise Architecture into their ultimate growth engine. Ardoq has become a key partner in this endeavour, providing the visibility and insights needed to navigate complex IT landscapes and drive business value. 

Scaling a services business, especially through mergers and acquisitions, is fraught with complexity. For their CIO John Presland and Head of Strategy & Architecture Lee Rodger, the path forward was clear: you can't build a skyscraper on a weak foundation. 

“Technology will always change, people are the differentiators and process is how you’re getting things done.” 

- John Presland, CIO at HF Limited

This core philosophy drove them to build an IT function that acts as a strategic business partner, one that enables agility and fuels growth rather than just keeping the lights on.

The Breaking Point of Manual EA

John and his IT team knew that the manual methods that had served them in the past would not support their ambitious growth plans. The company was entering a new phase of expansion, fueled by private equity investment and a strategy of acquiring new companies. This created a pressing need for a more industrialized approach to Enterprise Architecture. 

Every growth story has its tipping point. For HF Limited, it came during the intense due diligence process for a potential acquisition. They found themselves in a frantic, manual scramble, pulling together disparate pieces of information. It was a stark realization: their current methods were a bottleneck, not an enabler. Lee, a seasoned architect, found himself spending substantial amounts of time manually creating and updating diagrams and documentation, pulling him away from more strategic work.

"Every time you change a component, it needs to be updated. There are more important things than using valuable talent to redraw diagrams." 

- John Presland, CIO at HF Limited

They knew that to support the company's appetite for M&A and scale at pace, they had to move from manual, artisanal processes to an "industrial”, scalable approach to architecture. They needed a single source of truth to provide the reliability and consistency that rapid expansion demands.

The Architect's Edge: Selling the Vision, Not Just the Tech

Unlike many Enterprise Architecture teams that struggle to gain traction, the team at HF Limited had strong, early buy-in from senior leadership. This support was not accidental; it was the result of deliberately positioning EA as a critical business enabler rather than a technical overhead. 

John understood that a solid IT foundation was non-negotiable for the company's growth ambitions, and his experience consulting for CEOs meant he knew how to frame the conversation. He didn't sell an EA tool; he sold a vision of a future-proofed business. 

This wasn't about deprivation storytelling—warning what would happen without EA. It was about painting a vivid picture of what they would gain: the agility to pivot, the confidence to acquire, and the data to make smarter decisions. They positioned IT as a trusted advisor, a team that understood the intricate link between a well-run tech stack and the company's bottom line: revenue, profit, and cash.

Their advice for other architects is clear: 

• Connect to Business Strategy: Don't drive an EA agenda on your own. Understand your stakeholders and clearly articulate what value you can deliver to them, whether it's faster M&A, reduced risk, or cost savings.
• Speak the Language of Business: Move the conversation away from technical artifacts and towards business outcomes. By demonstrating how a well-run IT shop directly impacts revenue, profit, and cash, the team established IT as a trusted business partner.
• Think of the Bigger Picture: Enterprise Architects are often "systems thinkers." Use this skill to explain how deliberate architectural decisions—like loose coupling between solutions and open technology choices—enable the entire organization to be more agile and pivot quickly to new opportunities. 

“Be deliberate about the choices you’re making and consider the whole system, not just the bit you’re working on.” 

- Lee Rodger, Head of Strategy & Architecture at HF Limited 

By focusing on the benefits of "running good quality IT," the team secured the support needed to invest in the right tools and processes to build a scalable foundation. 

Scaling Pains and Taming Complexity

Before Ardoq, HF Limited grappled with familiar, yet critical, challenges that threatened their growth trajectory: 

• Lack of Visibility: The IT team had a limited understanding of their application estate, including ownership, costs, and dependencies. This made it difficult to make informed decisions and manage risk. 
• Talent Drain: Documentation was a manual and time-consuming process, relying on diagrams and spreadsheets that quickly became outdated. This was not a scalable solution, diverting skilled architects from high-value activities. 
• The Specter of Shadow IT: Without a centralized and accessible repository of IT information, business units would sometimes procure their own solutions, leading to a lack of oversight and increased risk.
• M&A Complexity: Integrating new companies was a time-consuming and resource-heavy challenge. Without a clear understanding of both their own and the target company's IT landscape, it was difficult to identify synergies, plan for integration, and manage dependencies.

Building a Foundation, One Quick Win at a Time

HF Limited’s journey with Ardoq began with a clear mandate from the CIO: to build a solid foundation for growth. They started by focusing on Application Lifecycle Management and Application

Rationalization, using Ardoq to create a comprehensive and reliable inventory of their applications. 

This initial phase delivered quick wins, providing a clear view of the application estate, including business and technical ownership. This has been instrumental in M&A, where they have been able to identify overlapping applications with similar capabilities as rationalization candidates.

The team is now working to democratize the maintenance of the Ardoq repository, empowering and engaging business stakeholders to keep their information up to date. This collaborative approach is key to ensuring that the data remains accurate and relevant. 

Key Outcomes With Ardoq: From Manual Effort to Strategic Impact

In just 10 months, John and the wider organization have realized significant benefits from their investment in Ardoq: 

• Drastic Reduction in Manual Effort: Ardoq's integrations with Azure and other external data sources provided a 60% reduction in manual effort, ensuring their data was always up-to-date and accurate.
• No Longer the Bottleneck for Due Diligence: Ardoq Discover’s user-friendly UI enabled their InfoSecurity team to self-serve the information needed for due diligence, freeing the architecture team from pulling together time-consuming documentation. 
• Enhanced Visibility and Clean Accountability: Ardoq has provided a single source of truth, giving them a clear and comprehensive view of their IT landscape and establishing clear lines of ownership. 
• Significant Cost Savings Identified: With insights from Ardoq, they have been able to identify substantial savings in consolidating infrastructure components. They are also able to detect orphaned Azure resources, aiding optimization.
• Data-Driven Decision Making: With reliable data at their fingertips, the team can have more informed conversations with the business about application rationalization, cost savings, and strategic investments. 
• M&A Due Diligence at Speed: Ardoq is proving to be a game-changer in their M&A activities, enabling faster due diligence and more effective integration planning. They are able to identify overlapping capabilities, which can be rationalized as part of the onboarding process.
• Confident Compliance: The platform has positioned them well to comply with emerging legislation, such as the Digital Operational Resilience Act (DORA), and quickly understand potential impact on the business. 
• Empowered Architects: By automating manual tasks, Ardoq has freed up the architecture team to focus on strategic initiatives that drive business value. 

In a high-growth M&A environment, spreadsheets are a bottleneck. Ardoq replaces that manual chaos and gives us the visibility to execute Application Rationalization at pace, bringing new portfolios into our unified model to eliminate redundant software costs. It’s no longer just about integration; it’s about driving immediate efficiency and ensuring we aren’t inheriting the financial burden of legacy complexity.
- Lee Rodger, Head of Strategy & Architecture at HF Limited

Looking Forward

John’s team is just getting started on its journey with Ardoq. Their vision is to build a comprehensive and dynamic map of their enterprise architecture, linking applications, infrastructure, business units, and capabilities. 

By the end of 2026, they aim to have a mature and well-maintained repository that will enable them to: 

• Model and roadmap their future-state architecture. 
• Conduct faster, more resource-effective due diligence on acquisition targets, quickly identifying synergies and integration challenges. 
• Leverage Ardoq to manage the risks and opportunities associated with Artificial Intelligence. 

They are also exploring the use of ShiftX to capture and re-engineer business processes, further enhancing their ability to manage change and drive efficiency.

About HF Limited

HF Limited is a leading provider of legal and claims solutions to the UK and Ireland insurance markets. Since 1969, they have been disrupting the status quo with a forward-thinking, innovative approach that is genuinely built around their clients' needs. With a focus on technology and a team of passionate experts, it is committed to delivering the best possible outcomes for its customers.