We develop and optimise online shops

We guide customers through an exciting shopping experience by implementing efficient and well-designed online shops. We take care of your sales growth through sales enhancement activities. Entrust your sales to specialists and start achieving the best results ever.

Free consultation

Sellision has developed online sales from 0 to over 6,000 orders per month in four European markets.

Natalia Orman

Sellision did a redesign of our shop – sales increased significantly.

Marcin Sulikowski
EU and US customers
years on the market
PrestaShop implementations
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Services for every stage of sales development

We effectively combine technology with marketing.

"Sellision built an online shop with dedicated graphic design on Prestashop and grew our online sales from 0 to over 6,000 orders per month in 4 European markets."


"Sellision performed the online shop redesign process for us with a very high level of attention to UX optimization. The redesign that was performed is the foundation for our further strategic development."


"They showed full commitment to the implementation of us in the process. Great advice, knowledge of the market, and trends. We were shown support and assistance in difficult moments. We are working on our next project."


"The completed project meet our expectations. We see Sellision as a partner that treats its obligations to the customer in the right way."


"We started working together in 2011, when the company was just taking shape. We were impressed by their enthusiasm and fresh perspective on online marketing issues."

Leave your store in good hands

We build long-standing relationships, becoming a trusted partner in sales development. Our implementations allow clients to step up to the next level, as we have 8 years of implementation experience. We know how important marketing is, having carried out marketing activities on a daily basis for shops with monthly turnover in the millions.

We do all this extremely effectively when we have programmers and marketing specialists working as part of one team.

Sellision is made up of 13+ qualified specialists from various areas of eCommerce. We work strategically, coherently and innovatively. We develop our own products and offer A to Z support to achieve one goal - your growing sales. Trust us with your shop today by booking a free 30-minute consultation.

Daniel Tomaszewski

Managing Director

Daniel Tomaszewski

Managing Director

Daniel Tomaszewski - Managing Director

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Tell us about your challenges during a free 30 minut consultation and learn how you can improve your performance.

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Agencja eCommerce