Comarch Loyalty Management for Leroy Merlin

Leroy Merlin is the oldest chain of DIY stores offering a broad range of construction, renovation, decoration and garden products in Poland. The first store was opened in 1996 in Piaseczno near Warsaw, and there are 46 Leroy Merlin stores in various towns and cities, with surface areas ranging from 6,000 to 18,000 m2.

Leroy Merlin is also one of the largest improvement store chains in Europe. The company belongs to GROUPE ADEO.

Implemented solutions

Comarch Loyalty Management

Comarch Loyalty Management offers all the tools needed to build a successful loyalty program, created for both individual and business customers.

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Comarch Loyalty Management for Leroy Merlin

Business challenges

  • to create a system for an innovative loyalty program
  • understanding of the needs of an individual customer
  • definition of individual reward strategy for particular customer segments
  • rewarding those customers most valuable to Leroy Merlin


The Solution


The implementation of Comarch Loyalty Management at the Leroy Merlin chain of stores finished in April 2008. The project was accomplished within six months.


The Comarch Loyalty Management system implemented at the Leroy Merlin consists of the Business Administration application, the B2C web application for customers and the application for Customer Service Offices at stores, offering all of the features related to customer registration and bonus redemption. The system was implemented at the Data Center located at Leroy Merlin head office.


The system was implemented on an offline model. Transactional loyalty data is registered in the cash system and, once assigned to the number of the loyalty card, transferred once a day, as part of a single file, to the loyalty system for further processing. Redemption operations are registered on-line in the system

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