PUBLISHED DATE: 2025-08-13 23:13:20

A Digital Future for Insurance: Embedding Data at the Core of Commercial Lines Underwriting

Breaking Through the Challenges of Commercial Underwriting

Underwriting is the heart of insurance. The ability to effectively analyze and price risks distinguishes good underwriters from great ones, and profitable insurers from unprofitable ones. Historically, underwriting has been part art, part science—based on technical models, exposure information, and risk appetite, but with heavy subjective interpretation. Until now, this approach was justified by shortfalls in available data and computing power. Today, however, there is an abundance of both, offering the opportunity to be much more scientific—particularly in commercial lines, where risks are the most complex and diversified.

Yet, commercial lines underwriting faces many barriers. Current processes are often fragmented, inefficient, reliant on poor-quality data, and slow to change. For example:

The Opportunity: Embedding Data at the Core of Underwriting

While incumbent commercial insurers tackle their process and data challenges, new startups are evolving and taking share. Forward-thinking insurers are investing in new underwriting solutions and data platforms, improving their use of data and risk selection, and finding new models for underwriting.

The nature of risks is also changing. While economic concerns dominated 10 years ago, technology, extreme weather, and climate change prevail today. Carbon transition, AI products, and increased natural catastrophe frequency all require new product innovation, new data sources, and an efficient pace to seize the space.

In the face of legacy underwriting processes, the changing nature of risk, and an evolving competitive landscape, commercial incumbents face a clear impetus to transform the underwriting process and embed data at its core.

By embedding data at its core, we mean viewing data as a strategic lever of growth (rather than just a set of tools) and developing a clear view of the strategy and capabilities needed to support it.

Better use of data can offer improved value, speed, and quality:

The Pathway to Modernizing Underwriting

There are three key steps to placing data at the core of underwriting:

  1. Strategy: Identifying the points of leverage for data to accelerate and improve underwriting.
  2. Capabilities: Building the infrastructure, analytics, operations, and people needed to support this.
  3. Pathway: Defining the necessary transition states to maturity and embedding continuous improvement, rather than a one-and-done delivery.

Strategy: Points of Leverage

To start, business, technology, and data teams need to come together to identify the points of leverage that data can offer across the underwriting process. Key questions to ask include:

There are five main ways the underwriting journey can leverage a data-centric platform:

  1. Automated ingestion and triaging of submissions
  2. Enhanced underwriting and decisioning
  3. Real-time portfolio steering and scenario management
  4. Continuous improvement of decisioning and data ingestion
  5. New product innovation

Automated Ingestion and Triaging of Submissions

Enhanced Underwriting and Decisioning

Real-Time Portfolio Steering and Scenario Management

Continuous Improvement of Decisioning and Data Ingestion

New Product Innovation

Capabilities: Infrastructure, Analytics, Operations, and People

Driven by this compelling opportunity, insurers should evaluate the maturity of their current underwriting and data capabilities. Here are some guiding questions to ask across four key dimensions:

Business Operations: Processes across underwriting and other functions (e.g., finance, risk)

Infrastructure and Data: Tools and architecture to manage underwriting and use of data

Analytics: Dashboards and analysis used to generate insights across the company

Team: Maturity of understanding and usage of data across the organization

Pathway: The Transition States to Maturity

  1. Set strategy to reorientate around data
  2. Develop focused MMP (/MLP) on new platform
  3. Implement for narrow use case and gain feedback
  4. Scale across other use cases

1. Set Strategy to Reorientate Around Data

The strategic areas of leverage and capability assessment above will inform the priorities for change. Commercial insurers are often most plagued by their infrastructure, which impacts the maturity of data usage across the organization and the ability to change.

There are many Insurtech players and platforms that service different parts of the insurance value chain, but assembling and wiring them up—with data at the core—is key. As seen in banking, there is a trade-off between traditional systems with rich functionality and a long track record (but on aging, inefficient architectures) and new entrants built from the ground up with cloud-based modular architectures and agile delivery that are maturing their breadth and track record.

2. Develop Focused MMP (/MLP) on New Platform

We recommend a “steel-thread” approach to transforming underwriting—picking the smallest end-to-end slice of functionality and building it out thread-by-thread—rather than a monolithic big bang delivery. This allows for rapid end-to-end delivery that proves value quickly and is joined up from end users through to business operations, infrastructure, and data. Early business value can be driven through one of the benefit areas above, accelerating appetite for wider change.

To do this, insurers need to set up a multidisciplinary squad spanning business, technology, and design, empowered to build and make quick decisions. The squad should pick one opportunity, rapidly design the end-to-end “service blueprint,” and bring it to life. For example, building a prototype to automatically ingest documents for a single business line and integrating it into existing workflows.

3. Implement for Narrow Use Case and Gain Feedback

Building the first prototype will require additional effort across the value chain—onboarding new vendors, building cloud, data, and engineering foundations, and establishing new ways of working. Once the first prototype is built, subsequent slices can be onboarded more nimbly and matured over time.

Prototypes often fail to translate into actual results or become embedded into business operations. Realizing value requires establishing clear decision-making frameworks and accountability over key value objectives and results (e.g., number of hours to a decision, percentage of retention). In some cases, this may require organizational realignment around value streams or journeys. Robust data governance frameworks and investment in data quality automation also become key at this stage to enable scale.

4. Scale Across Other Use Cases

Once embedded, the focus should be to industrialize and scale to other use cases and build a culture of continuous improvement. At this stage, there is also the opportunity to build out additional platform functionality and more ambitious use cases across the broader journey, as the initial use cases transition into business as usual (BAU).

Examples of Data-Centric Plays in Commercial Insurance

How Publicis Sapient Can Help

In practice, very few incumbents have managed to successfully transform their underwriting process and use of data. Many insurers acknowledge the need for change but struggle to get started, while others get bogged down in large programs that fail to deliver long-term value.

Publicis Sapient is well-placed to support insurers who want to explore this transition. We have worked with insurers and other major financial services providers across the full lifecycle of transformation, putting data at the core of their businesses.

Our team of strategy, data, and customer experience experts can help insurers navigate a clear path for transformation. We can rapidly assess the opportunities available, supported by customer research and technology vendor insight, articulate a clear vision and strategy for change, and build functioning end-to-end proofs of concept in a matter of months.

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About Publicis Sapient

Publicis Sapient is a digital transformation partner helping established organizations get digitally enabled, both in the way they work and the way they serve their customers. We help unlock value through a startup mindset and modern methods, fusing strategy, consulting, and customer experience with agile engineering and problem-solving creativity. As digital pioneers with 20,000 people and 53 offices around the globe, our experience spanning technology, data sciences, consulting, and customer obsession—combined with our culture of curiosity and relentlessness—enables us to accelerate our clients’ businesses through designing the products and services their customers truly value.

Publicis Sapient is the digital business transformation hub of Publicis Groupe. For more information, visit publicissapient.com

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