Cust mer Science

We are the Customer Science people.
For over 21 years, GAIN® Customer Science has specialised in customer transformation strategy, using data, campaigns and technology to build customer lifetime value.
We give businesses and investors confidence in growth
With predictive lifetime value and robust multi-year forecasting, our proven customer and revenue models reveal your future and give you the confidence to drive forward.
We’ve helped more than 200 challenger brands
From Start-ups to SMEs we turn customer insight into smarter marketing strategies that drive lasting growth.
With a client retention rate of over 90%
We are trusted by founders, CMOs and growth leaders to deliver boardroom-ready strategies that are data-led and proven to achieve commercial impact.

Customer Strategy
We harness the power of data to create smarter, more personalised experiences for your customers. By employing advanced segmentation techniques, journey mapping, and behavioural insights, we help you foster loyalty, enhance engagement, and achieve measurable growth. Our data-driven approach ensures that every interaction with your brand is meaningful and impactful.
Media
Our customer scientists develop product and customer-based growth models linked directly to your business KPIs. Our strategy team then overlay your customer economics to build growth forecasts and marketing investment scenarios. These inform our media objectives and become embedded in our performance tracking.
Data Design & Build
We build your data platform for customer decision-making and campaign activation based on your current technology. This could mean feeding multiple sources into a Customer Data Platform (CDP) or simply helping you harness your existing data through insights tools and custom API’s. This enables commercial decision-making and customer data activation across all media.
We / grow your brand -

with your data
CRM, Martech & AI-Powered Automation
We seamlessly integrate with, and help you harness, CRM systems, marketing automation tools, and AI-driven technologies to elevate your customer engagement. Our strategy team bring pragmatism and experience to building higher value customer journeys and we support you even through to design and setup as needed.
Analytics & Insights
We offer reporting platforms, analytics and consultancy tailored to your data maturity. This can range from delivering a 'single version of the truth' to SME leaders up to bespoke analytics design and consultancy for global multinationals where we build and help you harness your data in your own environment.














