Established in France since 1923 and pursuing its international development ambition since 1983, ADEO has enjoyed a long history of success.
In 2007, Leroy Merlin Groupe changed its name, becoming first GROUPE ADEO and then, in 2014, simply ADEO.
Today, the ADEO companies are recognised around the world through numerous awards from organisations such as the “Great Place to Work Institute”.
stories
 1923 Adolphe Leroy and Rose Merlin open a store, "Au Stock Américain" in the Pas-de-Calais region, selling American surplus goods left by the Allies after World War 1. |
 1960 The company adopts the name Leroy Merlin, opening the first self-service DIY superstore. It is also the first company to offer free delivery services. |
 1979-1981 The company is taken over by the Association Familiale Mulliez. |
 1986 Launch of employee shareholding (Valaction) |
 1988 A company-wide project focused on customer satisfaction |
 1989 Leroy Merlin begins its international expansion, opening its first store in Spain. |
 1994-1998 Partnerships and acquisitions of chains both in France and abroad: Bricoman and Bricocenter. |
 From 2003 Partnerships and acquisitions of chains in Poland, Italy, Portugal, China, Russia and Greece.
AKI Spain and Portugal join the network.
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 2004 Weldom and Dompro join the group. |
 2007-2008 The first ZÔDIO store opens in Massy, near Paris (2007) and KBANE launches its consulting and installation service in northern France (2008). |
 2010 Acquisition of CASTORAMA Italy. |
 2011-2012 Acquisition of online retail chains:LIGHTONLINE, DELAMAISON and DECOCLICO (in France);
creation of HOMES-UP in China and launch of KOZIKAZA, an online community in France.
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