About Us

Making tomorrow's digital buying experience, simpler, better and more profitable than today’s.

Making tomorrow's digital customer experience better

A multi-award-winning optimization agency in the UK with a relentless focus on improving the customer experience.

Endless Gain was established in 2016 as a results-focused, pioneering experimentation agency that solves real business problems for e-commerce companies for whom maximising online performance is vital.

Endless Gain was acquired by Columbus in 2024, forming the Customer Experience (CX) arm of the Digital Commerce team.

We are a dedicated team of highly experienced e-commerce professionals and with our knowledge, experience, and range of services, turn business challenges into commercial opportunities to drive performance and accelerate growth by enhancing the customer experience and boosting conversion rates.

The Columbus Customer Experience team focus exclusively on improving the best customers' e-commerce experience. Through our collaborative, transparent, and honest approach, we aim to build a strong strategic partnership with our clients by guiding, advising, and challenging them.

Our Promises to Clients

Growth

Our aim is to continuously grow and upscale the business of our clients by securing high-quality services. With focus and commitment to helping you achieve your goals, we are also committed to our partnership building and learning curve.

Teamwork

We know that our best work is not produced by individuals but by enjoying collaboration as a team and supporting each other daily. This team mentality also extends to our clients as we approach every business relationship as a partnership.

Quality

We maintain rigorous standards for all of our work, no matter how big or small the project. We care deeply about our work, about providing excellent customer service, and we genuinely care about achieving results for our clients.

Integrity

We define integrity as conducting ourselves honestly and ethically with everyone we do business with. Specifically, this means transparent communication and taking ownership of everything we do.