GAIN Customer Science specialises in customer transformation strategy, using data, campaigns, and technology to build customer lifetime value, removing the barriers to growth.
We help ambitious challenger brands and scaling SMEs unlock value and accelerate performance by putting customers at the centre of every commercial decision.
Whether you need to scale, stabilise performance, improve profitability or transform how your teams use data, we give your leadership the clarity, focus and tools to outperform the competition. From boardroom-ready customer metrics to execution, GAIN Customer Science delivers strategy, campaigns, technology and actionable insight for founders, growth leaders and teams ready to win.
These are 14 of the critical challenges we help clients solve every day:
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Bring the customer into the boardroom
We cut through the data noise to build a real-time single customer view that delivers clear insight and puts the customer at the centre of every key decision.
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Put customer value at the centre
We help you operationalise customer economics to embed Customer Lifetime Value (CLV) as a core commercial metric, helping you link activity to long-term growth and profitability.
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Build smarter, automated customer journeys
We design and activate seamless multichannel journeys that improve conversion, loyalty and retention, and support profitable growth throughout the customer lifecycle.
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Get more from every £ you spend
We help identify and double-down on the channels, tactics and segments that deliver results, so your marketing and commercial investments work more effectively.
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Find better customers, not just more
We help you identify, target, and retain your most valuable customers, so resources fuel quality revenue and long-term customer advocacy.
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Get the right team, tech and structure in place
We help you build high-performing teams, choose the right tools and establish agile structures for long-term growth, using a step-by-step approach that reduces risk and avoids costly mistakes.
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Forecast revenue with confidence
We connect customer, marketing and financial data to create accurate, bottom-up forecasts that improve planning and support investment decisions.
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Make your data work for you
We deliver a seamless data solution that turns raw data into clear, visualised, actionable insights, enabling teams across your business to make faster, more informed decisions.
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Next best action
We help you identify the levers that matter and prioritise the highest-impact opportunities, so your efforts are always targeted and effective.
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Powerful CRM for DTC growth
We unlock DTC potential with CRM strategies that drive personalisation, retention and repeat purchase, building loyal customer relationships at scale.
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Benchmark your business to stay competitive
We show how you compare to industry leaders and peers, using trusted benchmarking data to highlight gaps, set priorities and sharpen your competitive edge.
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Top-to-top customer strategy
We align your leadership around a clear customer transformation strategy, led by senior strategists with real-world experience as former CMOs, MDs and growth leaders. We bring the focus and insight needed to make customer value a boardroom and cross-functional priority.
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Outthink, not outspend, in media
We bring a media agnostic strategy that prioritises smarter planning over bigger budgets. Guided by behaviour and impact, not channel or volume, we help you make every pound work harder, proving that the right strategy beats more spend every time.
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Ensure every campaign is accountable and performance-led
We build performance-led communications designed for accountability and conversion. Every creative asset is optimised to deliver measurable outcomes, with real-time tracking, continuous testing, and clear metrics that prove commercial impact.
We get you closer to your customer.
No one gets you closer to your customer, creating commercial growth that lasts. For over 21 years, we’ve helped more than 200 challenger brands, start-ups and SMEs turn customer insight into profitable action.
We’re trusted by owners, CMOs, CTOs, MDs and growth leaders to deliver boardroom-ready strategies, grounded in data, built for results and proven in practice.
We work with ambitious, category defining brands to move quickly from insight to impact. We don’t just report, we help you act. Practical, collaborative and deeply experienced, we unlock value others cannot see.
As Forrester shows, data-driven companies grow 30% faster each year. That’s the foundation of our approach. With over 90% client retention, our work earns trust because it delivers measurable results.
We are the Customer Science people.